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MIPRO 2015

3 8 t h I n t e r n a t i o n a l C o n v e n t i o n

May 25 - 29, 2015 Opatija, Croatia

P r o c e e d i n g s

Conferences:

Microelectronics, Electronics and Electronic Technology /MEET Distributed Computing, Visualization and Biomedical

Engineering /DC VIS Telecommunications & Information /CTI

Computers in Education /CE Computers in Technical Systems /CTS

Intelligent Systems /CIS Information Systems Security /ISS

Business Intelligence Systems /miproBIS Digital Economy and Government, Local Government, Public

Services / DE-GLGPS MIPRO Junior - Student Papers /SP

Edited by: Petar Biljanovi

International Program Committee

Petar Biljanovi, General Chair, Croatia A. Abell Gamazo, Spain

S. Amon, Slovenia V. Aneli, Croatia M.E. Auer, Austria

M. Baranovi, Croatia L. Bellatreche, France

E. Brenner, Austria A. Budin, Croatia

. Butkovi, Croatia . Car, Croatia

M. Colnari, Slovenia A. Cuzzocrea, Italy

M. iin-ain, Croatia M. Delimar, Croatia

T. Eavis, Canada M. Ferrari, Italy

B. Fetaji, Macedonia T. Galinac Grbac, Croatia

P. Garza, Italy L. Gavrilovska, Macedonia

M. Golfarelli, Italy S. Golubi, Croatia F. Gregoretti, Italy

S. Gro, Croatia N. Guid, Slovenia

Y. Guo, United Kingdom J. Henno, Estonia

L. Hluchy, Slovakia V. Hudek, Croatia

. Hutinski, Croatia M. Ivanda, Croatia

H. Jaakkola, Finland L. Jelenkovi, Croatia

D. Jevti, Croatia R. Jones, Switzerland P. Kacsuk, Hungary

A. Karaivanova, Bulgaria D. Kneevi, Croatia

M. Mauher, Croatia I. Mekjavi, Slovenia

B. Mikac, Croatia V. Milutinovi, Serbia

V. Mrvo, Croatia J.F. Novak, Croatia J. Pardillo, Spain

N. Pavei, Slovenia V. Peri, Croatia G. Radi, Croatia S. Ribari, Croatia

J. Rozman, Slovenia K. Skala, Croatia

I. Sluganovi, Croatia V. Sruk, Croatia

U. Stani, Slovenia N. Stojadinovi, Serbia

J. Sunde, Australia A. Szabo, IEEE Croatia Section

L. Szirmay-Kalos, Hungary D. ari, Croatia

D. imuni, Croatia Z. imuni, Croatia D. kvorc, Croatia

A. Teixeira, Portugal E. Tijan, Croatia

A.M. Tjoa, Austria R. Trobec, Slovenia

S. Uran, Croatia T. Vmos, Hungary M. Varga, Croatia

M. Vidas-Bubanja, Serbia B. Vrdoljak, Croatia R. Wrembel, Poland D. Zazula, Slovenia

International Program Committee

Petar Biljanovi, General Chair, Croatia A. Abell Gamazo, Spain

S. Amon, Slovenia V. Aneli, Croatia M.E. Auer, Austria

M. Baranovi, Croatia L. Bellatreche, France

E. Brenner, Austria A. Budin, Croatia

. Butkovi, Croatia . Car, Croatia

M. Colnari, Slovenia A. Cuzzocrea, Italy

M. iin-ain, Croatia M. Delimar, Croatia

T. Eavis, Canada M. Ferrari, Italy

B. Fetaji, Macedonia T. Galinac Grbac, Croatia

P. Garza, Italy L. Gavrilovska, Macedonia

M. Golfarelli, Italy S. Golubi, Croatia F. Gregoretti, Italy

S. Gro, Croatia N. Guid, Slovenia

Y. Guo, United Kingdom J. Henno, Estonia

L. Hluchy, Slovakia V. Hudek, Croatia

. Hutinski, Croatia M. Ivanda, Croatia

H. Jaakkola, Finland L. Jelenkovi, Croatia

D. Jevti, Croatia R. Jones, Switzerland P. Kacsuk, Hungary

A. Karaivanova, Bulgaria D. Kneevi, Croatia

M. Mauher, Croatia I. Mekjavi, Slovenia

B. Mikac, Croatia V. Milutinovi, Serbia

V. Mrvo, Croatia J.F. Novak, Croatia J. Pardillo, Spain

N. Pavei, Slovenia V. Peri, Croatia G. Radi, Croatia S. Ribari, Croatia

J. Rozman, Slovenia K. Skala, Croatia

I. Sluganovi, Croatia V. Sruk, Croatia

U. Stani, Slovenia N. Stojadinovi, Serbia

J. Sunde, Australia A. Szabo, IEEE Croatia Section

L. Szirmay-Kalos, Hungary D. ari, Croatia

D. imuni, Croatia Z. imuni, Croatia D. kvorc, Croatia

A. Teixeira, Portugal E. Tijan, Croatia

A.M. Tjoa, Austria R. Trobec, Slovenia

S. Uran, Croatia T. Vmos, Hungary M. Varga, Croatia

M. Vidas-Bubanja, Serbia B. Vrdoljak, Croatia R. Wrembel, Poland D. Zazula, Slovenia

organized by MIPRO Croatian Society

technical cosponsorship IEEE Region 8

under the auspices of Ministry of Science, Education and Sports of the Republic of Croatia

Ministry of Maritime Affairs, Transport and Infrastructure of the Republic of Croatia Ministry of Entrepreneurship and Crafts of the Republic of Croatia

Ministry of Public Administration of the Republic of Croatia Croatian Chamber of Economy

Primorsko-goranska County City of Rijeka City of Opatija

Croatian Regulatory Authority for Network Industries Croatian Power Exchange - CROPEX

patronsUniversity of Zagreb, Croatia University of Rijeka, Croatia

IEEE Croatia Section IEEE Croatia Section Computer Chapter

IEEE Croatia Section Electron Devices/Solid-State Circuits Joint Chapter IEEE Croatia Section Education Chapter

IEEE Croatia Section Communications Chapter University of Zagreb, Faculty of Electrical Engineering and Computing, Croatia

Ruer Bokovi Institute, Zagreb, Croatia University of Rijeka, Faculty of Maritime Studies, Croatia

University of Rijeka, Faculty of Engineering, Croatia University of Rijeka, Faculty of Economics, Croatia

University of Zagreb, Faculty of Organization and Informatics, Varadin, Croatia Polytechnic of Zagreb, Croatia

T-Croatian Telecom, Zagreb, Croatia Ericsson Nikola Tesla, Zagreb, Croatia

Konar - Electrical Industries, Zagreb, Croatia HEP - Croatian Electricity Company, Zagreb, Croatia

VIPnet, Zagreb, Croatia Croatian Regulatory Authority for Network Industries, Zagreb, Croatia

Croatian Post, Zagreb, Croatia Selmet, Zagreb, Croatia CISEx, Zagreb, Croatia

Kermas energija, Zagreb, Croatia Rezultanta, Zagreb, Croatia

River Publishers, Aalborg, Denmark

sponsorsEricsson Nikola Tesla, Zagreb, Croatia T-Croatian Telecom, Zagreb, Croatia

Konar-Electrical Industries, Zagreb, Croatia HEP - Croatian Electricity Company, Zagreb, Croatia

InfoDom, Zagreb, Croatia Hewlett Packard Croatia, Zagreb, Croatia

IN2, Zagreb, Croatia Transmitters and Communications Company, Zagreb, Croatia

Storm Computers, Zagreb, Croatia Nokia, Zagreb, Croatia VIPnet, Zagreb, Croatia

King-ICT, Zagreb, Croatia Microsoft Croatia, Zagreb, Croatia

Micro-Link, Zagreb, Croatia Mjerne tehnologije, Zagreb, Croatia

Altpro, Zagreb, Croatia Selmet, Zagreb, Croatia

ib-proCADD, Ljubljana, Slovenia Nomen, Rijeka, Croatia

All papers are published in their original form

For Publisher:

Petar Biljanovi

Publisher:

Croatian Society for Information and Communication Technology, Electronics and Microelectronics - MIPRO

Office: Kruna 8/II, P. O. Box 303, HR-51001 Rijeka, Croatia Phone/Fax: (+385) 51 423 984

Printed by:

GRAFIK, Rijeka

ISBN 978-953-233-083-0

Copyright 2015 by MIPRO

All rights reserved. No part of this book may be reproduced in any form, nor may be stored in a retrieval system or transmitted in any form, without written permission from the publisher.

All papers are published in their original form

For Publisher:

Petar Biljanovi

Publisher:

Croatian Society for Information and Communication Technology, Electronics and Microelectronics - MIPRO

Office: Kruna 8/II, P. O. Box 303, HR-51001 Rijeka, Croatia Phone/Fax: (+385) 51 423 984

Printed by:

GRAFIK, Rijeka

ISBN 978-953-233-083-0

Copyright 2015 by MIPRO

All rights reserved. No part of this book may be reproduced in any form, nor may be stored in a retrieval system or transmitted in any form, without written permission from the publisher.

CONTENTS

LIST OF PAPER REVIEWERS LIST OF AUTORS FOREWORD MICROELECTRONICS, ELECTRONICS AND ELECTRONIC

TECHNOLOGY

INVITED PAPER State-of-the-Art Semi-Classical Monte Carlo Method for Carrier Transport in Nanoscale Transistors ............................................................................................................ 5 P. Palestri, E. Caruso, F. Driussi, D. Esseni, D. Lizzit, P. Osgnach, S. Venica, L. Selmi PAPERS Preparation and Characterization of SERS Substrates: from Colloids to Solid Substrates .............................................................................................................................. 15 L. Mikac, M. Ivanda, M. Goti, D. Risti, V. erek, H. Gebavi, P.G. Gucciardi, S. Trusso, C. D'Andrea The Conductivity and TEMF of MoS2 with Mo2S3 Additive ........................................... 18 G.E. Yakovleva, A.S. Berdinsky, A.I. Romanenko, S.P. Khabarov, V.E. Fedorov Strain-Sensing Element Based on Layered Sulfide Mo0.95Re0.05S2 ................................ 21 V.A. Kuznetsov, A.S. Berdinsky, A.Y. Ledneva, S.B. Artemkina, M.S. Tarasenko, V.E. Fedorov Electrical Properties of Composite Silicon Thin Films ..................................................... 25 V. Tudi Impact of Different Gate Insulator Materials on the Electron Mobility in Ultra-thin (100) InGaAs-on-insulator MOS Devices ........................................................................... 31 S. Krivec, M. Poljak, T. Suligoj Impact of the Emitter Length Scaling on Electrical Characteristics of Horizontal Current Bipolar Transistor with Single Polysilicon Region ............................................ 37 M. Korii, J. ilak, T. Suligoj

V

Optimization of Floating Guard Ring Parameters in Separate-Absorption-and-Multiplication Silicon Avalanche Photodiode Structure .................................................. 43 I. Janekovi, T. Kneevi, T. Suligoj, D. Grubii Low-Power Low-Voltage CMOS Analog Signal Processing Circuits Using a Functional Core ....................................................................................................................................... 48 C. Popa Multifunctional Circuit Using Improved Performances Linearization Technique ....... 52 C. Popa Design of a High-Voltage Differential Amplifier Based on Stacked Low-Voltage Standard CMOS with Different Input Stages ................................................................... 56 S. Pashmineh, D. Killat Opamp Based Bandgap Voltage Reference in 130 nm: Design and Schematic Level Simulation ............................................................................................................................. 62 A. Pajkanovi, V. Malbaa Design of a Power Supply and Voltage References for a Wirelessly Powered ADC in 0.18-m CMOS ..................................................................................................................... 68 N. Bako, . Butkovi, A. Bari RFID UHF Protocol Implementation in Distributed Sensor Networks .......................... 74 I. Broz, N. Bako, . Butkovi, A. Bari Temperature Dependence of Injection-Locked Fabry-Prot Laser Emission in WDM-PON Architectures ............................................................................................................... 80 M. prem, D. Babic, M. Bosiljevac, Z. ipu Fiber-Optic Vibration Sensor for High-Power Electric Machines .................................. 85 B. Igrec, M. Bosiljevac, S. Rudan, Z. ipu, D. Babi Comparison of Electrical and Electromagnetic Properties of a Planar Inductor .......... 89 J. Kundrata, A. Bari Effects Influencing Repeatability of Direct Power Injection Measurements ................. 93 F. Fajdetic, M. Mikic, T. Mandi, A. Bari SPICE Analysis of RL and RC Snubber Circuits for Synchronous Buck DC-DC Converters ............................................................................................................................. 97 R. Blei, R. Gillon, B. Nauwelaers, A. Bari Dual-channel Programmable Precise Time-delay Pulse Signal Generator for Synchronous DC-DC Converter Applications ................................................................. 104 F. Hormot, J. Bamaga, A. Bari Effect of Dead Time and Semiconductor Device Voltage Drops of Output Voltage of Multilevel Converters ......................................................................................................... 109 I. Mrela, V. unde, M. Kovai

VI

Optimization of Floating Guard Ring Parameters in Separate-Absorption-and-Multiplication Silicon Avalanche Photodiode Structure .................................................. 43 I. Janekovi, T. Kneevi, T. Suligoj, D. Grubii Low-Power Low-Voltage CMOS Analog Signal Processing Circuits Using a Functional Core ....................................................................................................................................... 48 C. Popa Multifunctional Circuit Using Improved Performances Linearization Technique ....... 52 C. Popa Design of a High-Voltage Differential Amplifier Based on Stacked Low-Voltage Standard CMOS with Different Input Stages ................................................................... 56 S. Pashmineh, D. Killat Opamp Based Bandgap Voltage Reference in 130 nm: Design and Schematic Level Simulation ............................................................................................................................. 62 A. Pajkanovi, V. Malbaa Design of a Power Supply and Voltage References for a Wirelessly Powered ADC in 0.18-m CMOS ..................................................................................................................... 68 N. Bako, . Butkovi, A. Bari RFID UHF Protocol Implementation in Distributed Sensor Networks .......................... 74 I. Broz, N. Bako, . Butkovi, A. Bari Temperature Dependence of Injection-Locked Fabry-Prot Laser Emission in WDM-PON Architectures ............................................................................................................... 80 M. prem, D. Babic, M. Bosiljevac, Z. ipu Fiber-Optic Vibration Sensor for High-Power Electric Machines .................................. 85 B. Igrec, M. Bosiljevac, S. Rudan, Z. ipu, D. Babi Comparison of Electrical and Electromagnetic Properties of a Planar Inductor .......... 89 J. Kundrata, A. Bari Effects Influencing Repeatability of Direct Power Injection Measurements ................. 93 F. Fajdetic, M. Mikic, T. Mandi, A. Bari SPICE Analysis of RL and RC Snubber Circuits for Synchronous Buck DC-DC Converters ............................................................................................................................. 97 R. Blei, R. Gillon, B. Nauwelaers, A. Bari Dual-channel Programmable Precise Time-delay Pulse Signal Generator for Synchronous DC-DC Converter Applications ................................................................. 104 F. Hormot, J. Bamaga, A. Bari Effect of Dead Time and Semiconductor Device Voltage Drops of Output Voltage of Multilevel Converters ......................................................................................................... 109 I. Mrela, V. unde, M. Kovai

Model of Three Level Neutral Point Clamped Converter (NPC) for Grid Connected Photovoltaic Systems .......................................................................................................... 116 M. Novak, V. unde, . Jakopovi Fast Development of a DSP-Based Control of Three-Phase Four-Leg Inverter for Auxiliary Power Supply Converters Using Hardware-in-the-Loop .............................. 121 I. Musulin, J. Babi, . Jakopovi Noise Improvement Using SC Filters ............................................................................... 127 I. Volari, N. Stojkovi, S. Vlahini Phase Demodulation of Magnetic GMR Signal for Virtual Sensing Applications by using Hilbert Transform .............................................................................................................. 133 M. Adnan, D. Hammerschmidt, M. Huemer Thin-film CIGS Solar Modules for Design Driven Applications in the Frame of the FP7 NMP Project SolarDesign .................................................................................................. 137 W. Brenner, N. Adamovi Measurement System for Object Detection Based on Multielectrode Capacitive Sensor .................................................................................................................................. 143 D. ika, T. Martinovi, H. Dapo IBMS - Intelligent Building Management System Framework ..................................... 149 S. Tepi, P. Peji, J. Domi, H. Mihaldinec, H. Dapo A Hybrid Local Method for Stereo Correspondence Based on Three-Dimensional Recursive Search ................................................................................................................ 155 M. Roi, M. onli, T. Pribani Two Approaches to Derive Approximate Formulae of NILT Method with Generalization ..................................................................................................................... 161 L. Brank, N. Smith Laboratory Exercise for Class B/AB Power Amplifier ................................................... 167 . Stojanovi, S. Stojanovi, I. inikas Integration of High-Level Synthesis to the Courses on Reconfigurable Digital Systems .................................................................................................................... 172 I. Skliarova, V. Sklyarov, A. Sudnitson, M. Kruus

VII

DISTRIBUTED COMPUTING, VISUALIZATION AND BIOMEDICAL ENGINEERING

PAPERS DISTRIBUTED COMPUTING Cloudflow A Framework for MapReduce Pipeline Development in Biomedical Research .............................................................................................................................. 185 L. Forer, E. Afgan, H. Weiensteiner, D. Davidovi, G. Specht, F. Kronenberg, S. Schnherr Science Gateway for Distributed Multiscale Course Management in e-Science and e-Learning - Use Case for Study and Investigation of Functionalized Nanomaterials ... 191 Y. Gordienko, S. Stirenko, O. Gatsenko, L. Bekenov Evaluation of POS Scheduling Algorithm for Distributed Computing Environment . 197 A. Shamakina, L. Sokolinsky Performance evaluation on a Grid platform ................................................................... 201 A.A. Banka, M.A. Dedmari, M.T. Masoodi Synergy of Volunteer Measurements and Volunteer Computing for Effective Data Collecting, Processing, Simulating and Analyzing on a Worldwide Scale .................... 206 N. Gordienko, O. Lodygensky, G. Fedak, Y. Gordienko Sucssessfull Implementation of L3B: Low Level Load Balancer .................................. 212 K. Cvetkov, S. Ristov, M. Gusev Scalable and Parallel Machine Learning Algorithms for Statistical Data Mining - Practice & Experience ........................................................................................................ 217 M. Riedel, M. Goetz, M. Richerzhagen, P. Glock, C. Bodenstein, A.S. Memon, M.S. Memon Decomposition of Natural Join Based on Domain-Interval Fragmented Column Indices ................................................................................................................................. 223 E. Ivanova, L. Sokolinsky Theoretical and Statistical Evaluation for Approximate Solution of Large, Over Determined, Dense Linear Systems .................................................................................. 227 . Jerievi, I. Koar DARIAH Meta Hosting: Sharing software in a distributed infrastructure ................. 230 J. Rybicki, B. von St. Vieth Building and Provisioning Bioinformatics Environments on Public and Private Clouds ................................................................................................................................. 236 E. Afgan, K. Krampis, N. Goonasekera, K. Skala, J. Taylor

VIII

DISTRIBUTED COMPUTING, VISUALIZATION AND BIOMEDICAL ENGINEERING

PAPERS DISTRIBUTED COMPUTING Cloudflow A Framework for MapReduce Pipeline Development in Biomedical Research .............................................................................................................................. 185 L. Forer, E. Afgan, H. Weiensteiner, D. Davidovi, G. Specht, F. Kronenberg, S. Schnherr Science Gateway for Distributed Multiscale Course Management in e-Science and e-Learning - Use Case for Study and Investigation of Functionalized Nanomaterials ... 191 Y. Gordienko, S. Stirenko, O. Gatsenko, L. Bekenov Evaluation of POS Scheduling Algorithm for Distributed Computing Environment . 197 A. Shamakina, L. Sokolinsky Performance evaluation on a Grid platform ................................................................... 201 A.A. Banka, M.A. Dedmari, M.T. Masoodi Synergy of Volunteer Measurements and Volunteer Computing for Effective Data Collecting, Processing, Simulating and Analyzing on a Worldwide Scale .................... 206 N. Gordienko, O. Lodygensky, G. Fedak, Y. Gordienko Sucssessfull Implementation of L3B: Low Level Load Balancer .................................. 212 K. Cvetkov, S. Ristov, M. Gusev Scalable and Parallel Machine Learning Algorithms for Statistical Data Mining - Practice & Experience ........................................................................................................ 217 M. Riedel, M. Goetz, M. Richerzhagen, P. Glock, C. Bodenstein, A.S. Memon, M.S. Memon Decomposition of Natural Join Based on Domain-Interval Fragmented Column Indices ................................................................................................................................. 223 E. Ivanova, L. Sokolinsky Theoretical and Statistical Evaluation for Approximate Solution of Large, Over Determined, Dense Linear Systems .................................................................................. 227 . Jerievi, I. Koar DARIAH Meta Hosting: Sharing software in a distributed infrastructure ................. 230 J. Rybicki, B. von St. Vieth Building and Provisioning Bioinformatics Environments on Public and Private Clouds ................................................................................................................................. 236 E. Afgan, K. Krampis, N. Goonasekera, K. Skala, J. Taylor

Gathering Useful Programming Data: Analysis and Insights from Real-time Collaborative Editing ......................................................................................................... 242 M. Rantala, J. Soini, T. Kilamo Microservices Validation: Mjolnirr Platform Case Study ............................................. 248 D.I. Savchenko, G.I. Radchenko, O. Taipale Four Level Provenance Support to Achieve Portable Reproducibility of Scientific Workflows ........................................................................................................................... 254 A. Bnti, P. Kacsuk, M. Kozlovszky Using the P-TOSCA Model for Energy Efficient Cloud ................................................. 258 B. Ivanovska, S. Ristov, M. Kostoska, M. Gusev Achieving Dynamic Workflow Management System by Applying Provenance Based Checkpointing Method ...................................................................................................... 263 E. Kail, P. Kacsuk, M. Kozlovszky Operating System Impact on CPU and RAM Utilisation when Introducing XML Security ................................................................................................................................ 267 S. Ristov, M. Gusev Evaluating the Impact of the Number of Processor Cores, Cache Memory and Threads During the Parallel Execution of Programs ..................................................................... 272 F. Dika, V. Xhafa Performance Analysis of a New Cloud e-Business Solution ........................................... 276 K. Koli, M. Gusev, S. Ristov Interoperable Job Execution and Data Access through UNICORE and the Global Federated File System ........................................................................................................ 282 S. Memon, M. Riedel, C. Koeritz, A. Grimshaw Multi-stream 2D Frequency Table Computation on Dataflow Architecture ............... 288 P. koda, V. Sruk, B. Medved Rogina Porting an N-tier Application on Cloud using P-TOSCA: A Case Study ..................... 294 M. Kostoska, A. Donevski, M. Gusev, S. Ristov Cloud Portability Standardisation Overview .................................................................. 299 E. Markoska, I. Chorbev, S. Ristov, M. Gusev In-Situ Anonymization of Big Data .................................................................................. 305 T. Krian, M. Brakus, D. Vukeli

VISUALIZATION SYSTEMS A GPU-based Simultaneous Real-Time EEG Processing and Visualization System for Brain Imaging Applications .............................................................................................. 315 Z. Juhasz, G. Kozmann

IX

Web Portals for Visualizing and Searching Spatial Data ............................................... 321 L. Beirspahi, A. Karabegovi Prototyping of Visualization Styles of 3D Scalar Fields Using POV-Ray Rendering Engine .................................................................................................................................. 328 J. Opia Freeform Spatial Modelling Using Depth-sensing Camera ............................................ 334 M. Volarevi, P. Mrazovi, . Mihajlovi Seismic Data Visualisation ................................................................................................. 340 M. Ivani, . Mihajlovi, I. Ivani Situation and Location Awareness in Harsh Environment ............................................ 344 M. Kozlovszky, D. Zavec Pavlini, A. Oder, G. Fehr, P. Bogdanov Error Correcting Codes and Their Usage in Steganography and Watermarking....... 349 H. Kostadinov, N.L. Manev Model for Calculation of Post Service Efficiency by Using GIS .................................... 353 M. Kranjac, U. Sikimi, M. Vujakovi Generalization of Hypersphere Function ......................................................................... 359 D. Leti, I. Berkovi Visualization and Multimedia Presentation of Cultural Heritage ................................. 364 S. Rizvi, V. Okanovi, A. Sadak Using Entropy Information Measures for Edge detection in Digital Images ............... 368 D. Suanj, V. Tuhtan, L. Lenac, G. Gulan, I. Koar, . Jerievi

BIOMEDICAL ENGINEERING Wireless Electrocardiographic Monitoring in Veterinary Medicine ............................. 375 M. Brlonik, V. Avbelj Software for Acid-Base Status Disorders Management ................................................. 379 M. Manduka, E. Begi, Z. Begi, D. Bokovi Impact of Electrode Misplacement on the Accuracy of 12-lead ECG Synthesized from Differential Leads ............................................................................................................... 384 I. Tomai, R. Trobec, A. Rashkovska, M. Lindn Extranodal Pacemaker Activity During Sleep - a Case Study of Wireless ECG Sensor Data ...................................................................................................................................... 389 V. Avbelj A New Color Assessment Methodology using Cluster-based Features for Skin Lesion Analysis ............................................................................................................................... 392 M.J.M. Vasconcelos, L. Rosado, M. Ferreira

X

Web Portals for Visualizing and Searching Spatial Data ............................................... 321 L. Beirspahi, A. Karabegovi Prototyping of Visualization Styles of 3D Scalar Fields Using POV-Ray Rendering Engine .................................................................................................................................. 328 J. Opia Freeform Spatial Modelling Using Depth-sensing Camera ............................................ 334 M. Volarevi, P. Mrazovi, . Mihajlovi Seismic Data Visualisation ................................................................................................. 340 M. Ivani, . Mihajlovi, I. Ivani Situation and Location Awareness in Harsh Environment ............................................ 344 M. Kozlovszky, D. Zavec Pavlini, A. Oder, G. Fehr, P. Bogdanov Error Correcting Codes and Their Usage in Steganography and Watermarking....... 349 H. Kostadinov, N.L. Manev Model for Calculation of Post Service Efficiency by Using GIS .................................... 353 M. Kranjac, U. Sikimi, M. Vujakovi Generalization of Hypersphere Function ......................................................................... 359 D. Leti, I. Berkovi Visualization and Multimedia Presentation of Cultural Heritage ................................. 364 S. Rizvi, V. Okanovi, A. Sadak Using Entropy Information Measures for Edge detection in Digital Images ............... 368 D. Suanj, V. Tuhtan, L. Lenac, G. Gulan, I. Koar, . Jerievi

BIOMEDICAL ENGINEERING Wireless Electrocardiographic Monitoring in Veterinary Medicine ............................. 375 M. Brlonik, V. Avbelj Software for Acid-Base Status Disorders Management ................................................. 379 M. Manduka, E. Begi, Z. Begi, D. Bokovi Impact of Electrode Misplacement on the Accuracy of 12-lead ECG Synthesized from Differential Leads ............................................................................................................... 384 I. Tomai, R. Trobec, A. Rashkovska, M. Lindn Extranodal Pacemaker Activity During Sleep - a Case Study of Wireless ECG Sensor Data ...................................................................................................................................... 389 V. Avbelj A New Color Assessment Methodology using Cluster-based Features for Skin Lesion Analysis ............................................................................................................................... 392 M.J.M. Vasconcelos, L. Rosado, M. Ferreira

Automatic Adaptation of Filter Sequences for Cell Counting ....................................... 398 U. ibej, J. Lojk, M. Pavlin, L. ajn Assessing Blood Pressure Unobrtusively by Smart Chair .............................................. 404 D. Zazula, J. Kranjec, P. Kranjec, B. Cigale Towards Noninvasive Bioimpedance Sensor Design Based on Wide Bandwidth Ring Resonator ............................................................................................................................ 409 M. Pavlin, F. Novak Exploring Bacterial Biofilms with NAMD, a Highly Scalable Parallel Code for Complex Molecular Simulations ....................................................................................................... 412 D. Tomi Information System of the Institute for Blood Transfusion of Montenegro ................. 417 A. Balota

TELECOMMUNICATIONS & INFORMATION

PAPERS

TELECOM MARKET AND REGULATIONS Effective Strategies for Implementation of Customer Experience Management in MSPs in Bosnia and Herzegovina ................................................................................................ 429 N. Banovi-urguz , D. Ilievi Regulatory Aspects of Child Online Protection .............................................................. 435 S. Hadovi, D. erval, S. Kovaevi Architecture and Functionality in M2M Standards ....................................................... 439 M. Ptiek, V. akovi, M. Paveli, M. Kuek, G. Jei Metodologija procjene kapaciteta RF spektra za potrebe implementacije mobilnih servisa u periodu do 2020. godine sa primjenom u BiH ................................................. 445 A. Debo, A. Krivoi Uloga kvalitetnog dizajna poslovnih procesa u sloenom okruenju telekomunikacijskog

trita ................................................................................................................................... 450 D. Markulin, K. Musa

SERVICES Semantic Approach to Accommodation & Booking Related Web Services ................. 459 I. Pavkovi, I. tajduhar

XI

Voice over Wi-Fi ................................................................................................................. 465 D. Bilajbegovi

An Example of Real Time QoE IPTV Service Estimator ............................................... 468 N. Goran, M. Hadiali

Primjena mobilnih komunikacijskih tehnologija sa svrhom unapreenja usluga javnog

prijevoza .............................................................................................................................. 472 M. Dujak, Z. Civadeli, K. Vidovi, P. Mileti

SIMULATIONS AND MEASUREMENTS

Computer Modeling and Simulation of Teletraffic Models for 5G Networks .............. 479 E.P. Ivanova, T. Iliev, G. Mihaylov, I. Stoyanov, F. Tsvetanov, E. Otsetova, D. Radev

Simulation of a Quasigroup Error-Detecting Linear Code ............................................ 483 N. Ilievska, D. Gligoroski

An Integrated Remotely Controlled Oceanographic Measuring Station ...................... 489 H. Kalini, D. Jelavi, D. Ivankovi, J. Bai, S. Muslim, S. Marasovi, V. Dadi

Role of Performance Measurements in Process of Migration to IP Mobile Backhaul in 3G Networks ....................................................................................................................... 494 D. Ilievi, N. Banovi-urguz

Comparative Analysis of GSM Coverage Prediction with Measurement Results for Urban Areas Using Statistical Nonparametric Mapping ............................................... 499 H. Lukin, E. Lukin, M. krbi

SOFTWARE ENGINEERING & DATA MANAGEMENT

Software Defined Networking Demands on Software Technologies ............................. 507 T. Galinac Grbac, C.M. Caba, J. Soler

Data Collection for Software Defect Prediction an Exploratory Case Study of Open Source Software Projects ................................................................................................... 513 G. Maua, T. Galinac Grbac, B. Dalbelo Bai

Trendovi u izgradnji podatkovnih centara u Hrvatskoj ................................................ 520 M. Galac, D. Valeni

Data Storage and Analysis System for Conducting Biotechnological Experiments .... 528 D. Spahi, G. Maua, S. Kraljevi Paveli, T. Galinac Grbac

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Voice over Wi-Fi ................................................................................................................. 465 D. Bilajbegovi An Example of Real Time QoE IPTV Service Estimator ............................................... 468 N. Goran, M. Hadiali Primjena mobilnih komunikacijskih tehnologija sa svrhom unapreenja usluga javnog

prijevoza .............................................................................................................................. 472 M. Dujak, Z. Civadeli, K. Vidovi, P. Mileti

SIMULATIONS AND MEASUREMENTS Computer Modeling and Simulation of Teletraffic Models for 5G Networks .............. 479 E.P. Ivanova, T. Iliev, G. Mihaylov, I. Stoyanov, F. Tsvetanov, E. Otsetova, D. Radev Simulation of a Quasigroup Error-Detecting Linear Code ............................................ 483 N. Ilievska, D. Gligoroski An Integrated Remotely Controlled Oceanographic Measuring Station ...................... 489 H. Kalini, D. Jelavi, D. Ivankovi, J. Bai, S. Muslim, S. Marasovi, V. Dadi Role of Performance Measurements in Process of Migration to IP Mobile Backhaul in 3G Networks ....................................................................................................................... 494 D. Ilievi, N. Banovi-urguz Comparative Analysis of GSM Coverage Prediction with Measurement Results for Urban Areas Using Statistical Nonparametric Mapping ............................................... 499 H. Lukin, E. Lukin, M. krbi .................................................................................................

SOFTWARE ENGINEERING & DATA MANAGEMENT Software Defined Networking Demands on Software Technologies ............................. 507 T. Galinac Grbac, C.M. Caba, J. Soler Data Collection for Software Defect Prediction an Exploratory Case Study of Open Source Software Projects ................................................................................................... 513 G. Maua, T. Galinac Grbac, B. Dalbelo Bai Trendovi u izgradnji podatkovnih centara u Hrvatskoj ................................................ 520 M. Galac, D. Valeni Data Storage and Analysis System for Conducting Biotechnological Experiments .... 528 D. Spahi, G. Maua, S. Kraljevi Paveli, T. Galinac Grbac

CLOUD SYSTEMS

Automatizacija postavki mree u Cloud sustavima preko samouslunih portal .......... 537 M. Maras, T. Kosanovi Data Storage and Synchronization in Private Cloud ..................................................... 541 D. Hodani, N. Vrki, M. Tomi Testing in the Private Cloud ............................................................................................ 546 T. Pavi, I. Vrbovan, M. oa Ani

NETWORKS & NETWORKS PERFORMANCE The Methodology for the Optimal Choice of Access Technologies ............................. 553 . Boinovi, N. Hadiahmetovi An Open Source TCP/UDP-Based Network Probing Tool for Real-Time Packet Loss Estimation ......................................................................................................................... 559 A.F. Khalifeh, A. Abbad, K.A. Darabkeh Improvements in Failure Detection for Emergency Service Centers in IMS Network 564 I. Krevatin, . Preseki, M. Gudelj BER Analysis in Relay-Based DF Cooperative Diversity Systems with Relay & Destination Interferers ..................................................................................................... 569 A.M. Magableh, M.F. Al-Mistarihi, R. Mohaisen, A.H. Sharaqa Outage Probability Analysis in Relay-Based DF Cooperative Diversity Systems with Relay & Destination Interferers ...................................................................................... 574 R. Mohaisen, M.F. Al-Mistarihi, A.M. Magableh, A.H. Sharaqa Closed Form Expression of Outage Probability in DCSK Cooperative Communication Systems over Nakagami-m Fading Channels ................................................................ 580 M.F. Al-Mistarihi, A.M. Magableh, M.M. Al-Khasawneh Outage Probability of Dual-Hop Amplify-and-Forward Cognitive Relay Networks under Interference Power Constraints over Nakagami-m Fading Channels ......................... 584 M. Shurman, M.F. Al-Mistarihi, M. Alhulayil Outage Probability of Amplify-and-Forward Underlay Cognitive Relay Networks with Selection Diversity over Nakagami-m Fading Channels ............................................... 589 M. Alhulayil, M.F. Al-Mistarihi, M. Shurman

ENVIRONMENTAL PROTECTION Simulation of Energy Efficient Telecommunication Network ...................................... 597 G. Dimi, J. Seljan, D. imuni

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Environmental Sustainability of Information and Communication Technologies for Advanced Metering and Home Area Networks ............................................................. 601 V. Mujan, S. Aleksi Aspects of Remote Monitoring and Recording System of Non-ionizing Electromagnetic Radiation ........................................................................................................................... 607 D.S. uka, M.I. Simi, P.V. Pejovi Energetic Self-Regulation of eWALL System ................................................................ 612 . Martinovi, D. Budi, D. imuni Investigation of Electromagnetic Compatibility of High Frequency Polymer-Welding Machines ........................................................................................................................... 617 L. Iliev, I. Stoyanov, T. Iliev, E.P. Ivanova Energy Consumption Analysis of Real Metro-optical Network ................................... 621 J. Lorincz, E. Mujari, D. Begui Doprinos informacijsko-komunikacijskih tehnologija smanjenju emisija CO2 .......... 627 M. Berkovi, A. Kosovac

TELECOM INFRASTRUCTURE A Low Energy Computer Infrastructure for Radio VOIP Supported Communication and SDR APRS in Education and Disaster Relief Situations ....................................... 637 K. Hajdarevi, S. Konjicija Evaluation of Software Defined Radio Systems for Smart Home Environments ....... 643 I. Vitas, D. imuni, P. Kneevi Smartwatch as a Remote Server Monitoring Device: Implementation and Interaction Design ................................................................................................................................. 647 A. Vega, S. Ljubi Improving City Infrastructure Resilience Capacity: Water-supply Network Case Study .......................................................................................................... 653 O. Juki, I. Hei, I. peh Elektronika komunikacijska infrastruktura u zgradama ........................................... 658 J. Bajt

ALGORITHMS & PROTOCOLS Integrating Extreme Programming with Software Engineering Education ................ 667 J.J.Y. Chen, M.M.Z. Wu Sensors Definitions and Positioning for Load Balancing Algorithms .......................... 673 B. Radojevi, M. agar, I. Golub

XIV

Environmental Sustainability of Information and Communication Technologies for Advanced Metering and Home Area Networks ............................................................. 601 V. Mujan, S. Aleksi Aspects of Remote Monitoring and Recording System of Non-ionizing Electromagnetic Radiation ........................................................................................................................... 607 D.S. uka, M.I. Simi, P.V. Pejovi Energetic Self-Regulation of eWALL System ................................................................ 612 . Martinovi, D. Budi, D. imuni Investigation of Electromagnetic Compatibility of High Frequency Polymer-Welding Machines ........................................................................................................................... 617 L. Iliev, I. Stoyanov, T. Iliev, E.P. Ivanova Energy Consumption Analysis of Real Metro-optical Network ................................... 621 J. Lorincz, E. Mujari, D. Begui Doprinos informacijsko-komunikacijskih tehnologija smanjenju emisija CO2 .......... 627 M. Berkovi, A. Kosovac

TELECOM INFRASTRUCTURE A Low Energy Computer Infrastructure for Radio VOIP Supported Communication and SDR APRS in Education and Disaster Relief Situations ....................................... 637 K. Hajdarevi, S. Konjicija Evaluation of Software Defined Radio Systems for Smart Home Environments ....... 643 I. Vitas, D. imuni, P. Kneevi Smartwatch as a Remote Server Monitoring Device: Implementation and Interaction Design ................................................................................................................................. 647 A. Vega, S. Ljubi Improving City Infrastructure Resilience Capacity: Water-supply Network Case Study .......................................................................................................... 653 O. Juki, I. Hei, I. peh Elektronika komunikacijska infrastruktura u zgradama ........................................... 658 J. Bajt

ALGORITHMS & PROTOCOLS Integrating Extreme Programming with Software Engineering Education ................ 667 J.J.Y. Chen, M.M.Z. Wu Sensors Definitions and Positioning for Load Balancing Algorithms .......................... 673 B. Radojevi, M. agar, I. Golub

Design of the BCJR Decoding Algorithm with Reduced Space Complexity ............... 678 D. Spasov Towards a Self-organizing Sensor Network: An Algorithm ......................................... 682 J. Seljan, D. imuni, G. Dimi, B. Vrandei Static Cluster and Dynamic Cluster Head (SCDCH) Adaptive Prediction-Based Algorithm for Target Tracking in Wireless Sensor Networks ...................................... 686 M.A. Wahdan, M.F. Al-Mistarihi, M. Shurman New Efficient On-Demand Multicast Routing Protocol over Mobile Ad hoc Networks ............................................................................................................................ 691 K.A. Darabkeh, O.A. Alsukour Implementation of a HMIPv6 Extension in the INET and xMIPv6 Simulation Framework with Dynamic MAP Discovery for OMNeT 4.x ........................................ 695 E. Kadui, M. krbi, N. ivi, A. galj, A. Hantalaevi

NEW METHODS & SOLUTIONS Matrix Inversion in the Design of Active Queue Management Mechanisms .............. 703 P. Mrozowski, A. Chydzinski An Overview of Various Types of Waveguide Grating Based Demultiplexors in WDM Systems ............................................................................................................................... 709 J. Tth, . Ovsenk, J. Turn A Powerful Early-based Video Discarding Policy .......................................................... 714 K.A. Darabkeh, A.M. Awad, A.F. Khalifeh Mobile Node Localization Using Infrared Angle of Arrival Sensor ............................. 719 D. Frantal, D. Arbula A Profile- and Community-Driven Book Recommender System ................................. 724 I. Petrovi, P. Perkovi, I. tajduhar Extending LARIS with Session Types: A Case Study in the Railway Interlocking ... 729 T. Kiss, F. Craciun, B. Parv Monitoring Cerebral Processing of Gustatory Stimulation and Perception Using Emotiv Epoc ............................................................................................................ 736 G. Madhale Jadav, M. Vranki, S. Vlahini People Tracking Using Synthetically Generated Depth Maps ...................................... 739 L. Vretenar, K. Lenac Virtualizacija mrenih funkcija u telekomunikacijama ................................................ 745 O. Lovakovi

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COMPUTERS IN EDUCATION

PAPERS The Relations Between Cultural Dimensions and Quality of Communication in Education ........................................................................................................................... 753 B. Grobenski, V. Vidaek-Hain Collaboration, Distribution and Culture Challenges for Communication .............. 758 H. Jaakkola, J. Henno, B. Thalheim, J. Mkel Project- and Product-Oriented Course ........................................................................... 766 J. Henno, H. Jaakkola, J. Mkel Personalization of e-tivities using Web 2.0 tools and ELARS (E-learning Activities Recommender System) ...................................................................................................... 770 J. Mezak, N. Hoi-Boi, M. Holenko Dlab Model of Information System for Recognition of Non-Formal and Informal Learning in Higher Education .............................................................................................................. 775 M. Balkovi, G. ambi, Z. Jani Computer Game Angry Birds in Teaching Physics ....................................................... 781 D. Robi, R. Repnik Towards Blended Learning: A Case Study .................................................................... 786 P. Linna, H. Keto, T. Mkinen The use of HILL Online e-learning Environment in Language Teaching ................... 791 M. Linna, A. Valo Information Literacy Assessment at the University of Zagreb: an Undergraduate Students Perspective ........................................................................................................ 796 M. Pavlovski, I. Duner Tiny Operating System Kernel for Education Purposes ............................................... 801 S. Ribi, A. Salihbegovi Usage of Compulsory Content in Secondary School Education ................................... 807 R. Barii Online Learning Efficiency in the Humanities ............................................................... 811 S. Gartner, M. Krana Designing m-learning Materials for Language Learning .............................................. 816 D. Puki, M. Krana Comparison of ICT in Education Between Slovenia and Serbia .................................. 822 M. Popovi, D. Cvetkovi, M. Krana

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PAPERS The Relations Between Cultural Dimensions and Quality of Communication in Education ........................................................................................................................... 753 B. Grobenski, V. Vidaek-Hain Collaboration, Distribution and Culture Challenges for Communication .............. 758 H. Jaakkola, J. Henno, B. Thalheim, J. Mkel Project- and Product-Oriented Course ........................................................................... 766 J. Henno, H. Jaakkola, J. Mkel Personalization of e-tivities using Web 2.0 tools and ELARS (E-learning Activities Recommender System) ...................................................................................................... 770 J. Mezak, N. Hoi-Boi, M. Holenko Dlab Model of Information System for Recognition of Non-Formal and Informal Learning in Higher Education .............................................................................................................. 775 M. Balkovi, G. ambi, Z. Jani Computer Game Angry Birds in Teaching Physics ....................................................... 781 D. Robi, R. Repnik Towards Blended Learning: A Case Study .................................................................... 786 P. Linna, H. Keto, T. Mkinen The use of HILL Online e-learning Environment in Language Teaching ................... 791 M. Linna, A. Valo Information Literacy Assessment at the University of Zagreb: an Undergraduate Students Perspective ........................................................................................................ 796 M. Pavlovski, I. Duner Tiny Operating System Kernel for Education Purposes ............................................... 801 S. Ribi, A. Salihbegovi Usage of Compulsory Content in Secondary School Education ................................... 807 R. Barii Online Learning Efficiency in the Humanities ............................................................... 811 S. Gartner, M. Krana Designing m-learning Materials for Language Learning .............................................. 816 D. Puki, M. Krana Comparison of ICT in Education Between Slovenia and Serbia .................................. 822 M. Popovi, D. Cvetkovi, M. Krana

The Application of Formative E-Assessment Data in the Final Exam Results Modeling Using Neural Networks ..................................................................................................... 827 J. Gamulin, O. Gamulin, D. Kermek Knowledge Generating House a Tool for Education Based on Open Innovation Principle ............................................................................................................................. 832 I. Korobaniov, D. Paov, N. Urbankov FASTER Platform an On-Line Tool for EU Accountants Education ....................... 838 D. Paov, M. Vejaka User Knowledge Development in the Field of Electronic Services and Their Security in Slovakia ............................................................................................................................. 844 M. Vejaka, J. Bucko A Course in Digital System Design using Unified E2LP Platform ............................... 850 I. Katelan, N. Pjevalica, M. Temerinac Improving education experience with Augmented Reality (AR) .................................. 856 B. Kraut, J. Jekni Introduction of the Automated Assessment of Homework Assignments in a University-level Programming Course ............................................................................................... 862 M. Poenel, L. Frst, V. Mahni Informatics Education and Requirements of Current Practice .................................... 868 L. Rvszov Integrating Learning Management System and Faculty Information System Service Oriented Approach ........................................................................................................... 874 P. Bjeljac, I. Zeevi, B. Perii Evaluating the Effect of the Automatic Assessment Introduction in the ADS1 Course Practical Work .................................................................................................................. 879 I. Roanc, J. Miheli Conceptual Design, Development and Analyses of E-Learn SEEU Model and Framework ......................................................................................................................... 885 B. Fetaji, M. Fetaji, O. Rakipi, M. Ebibi Hands-on System Programming Labs & Projects Based on E2LP Platform .............. 891 B. Kordi, V. Marinkovi, M. Popovi, I. Katelan Wiki-based Books as Alternatives to Printed University Publications ........................ 895 M. Sakal, P. Tumbas, P. Matkovi, V. Pavlievi Analysis of Learning by Doing in the Creation of Instructional Video in Teaching Optics .................................................................................................................................. 901 A. Wirth, R. Repnik

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Examples of Best Practice of University-Industry Collaboration in the Domain of Electro-CAD Application by using EPLAN P8 and E-learning Systems ...................... 905 D. Lukac Self-paced Computer Aided Learning of Music Instruments ....................................... 910 M. Konecki Intelligent Tutoring Systems for Language Learning ................................................... 915 V. Slavuj, B. Kovai, I. Jugo Exam Questions Consistency Checking .......................................................................... 921 F. kopljanac-Maina, I. Zakarija, B. Blakovi An Experience in Integrating Learning Management System with User's Google Drive ...................................................................................................................... 925 L. Abazi-Bexheti, E. Jajaga, M. Apostolova-Trpkovska, B. Ismaili Career and Skills Development for New Jobs ................................................................. 929 M. Lamza - Maroni, V. Jovanovski, J. Glava The Implementation of QR Codes in the Educational Process ..................................... 934 M. Filipovi Tretinjak Computers and Internet in Active Learning .................................................................. 937 A. Bednjanec, M. Filipovi Tretinjak, M. Tretinjak Project Teaching is it Achievable Without the School Library? ............................... 940 D. Vincek Benefits of Using Interactive Whiteboards at Kajzerica Elementary School .............. 946 I. Ruklja, M. Draenovi Interactive Teaching with Socrative ................................................................................ 949 M. Filipovi Tretinjak, A. Bednjanec, M. Tretinjak Using Cloud Computing in Stjepan Bencekovi Elementary School ........................... 953 B. Smolkovi Cerovski, M. Draenovi Project-based Learning : Students (and teachers) as Authors / co-authors of Interactive Multimedia Educational Content (Space Teacher) ........................................................ 956 K. Bedi We Like Digital Using Mobile and Web Applications in High-school Project Teaching ............................................................................................................................. 961 K. Bedi Anonymity Ensurance in Creation of Satisfaction Surveys - Experience of Polytechnic of ibenik ....................................................................................................... 967 F. Urem, K. Fertalj, B. upe, I. Livaja

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Examples of Best Practice of University-Industry Collaboration in the Domain of Electro-CAD Application by using EPLAN P8 and E-learning Systems ...................... 905 D. Lukac Self-paced Computer Aided Learning of Music Instruments ....................................... 910 M. Konecki Intelligent Tutoring Systems for Language Learning ................................................... 915 V. Slavuj, B. Kovai, I. Jugo Exam Questions Consistency Checking .......................................................................... 921 F. kopljanac-Maina, I. Zakarija, B. Blakovi An Experience in Integrating Learning Management System with User's Google Drive ...................................................................................................................... 925 L. Abazi-Bexheti, E. Jajaga, M. Apostolova-Trpkovska, B. Ismaili Career and Skills Development for New Jobs ................................................................. 929 M. Lamza - Maroni, V. Jovanovski, J. Glava The Implementation of QR Codes in the Educational Process ..................................... 934 M. Filipovi Tretinjak Computers and Internet in Active Learning .................................................................. 937 A. Bednjanec, M. Filipovi Tretinjak, M. Tretinjak Project Teaching is it Achievable Without the School Library? ............................... 940 D. Vincek Benefits of Using Interactive Whiteboards at Kajzerica Elementary School .............. 946 I. Ruklja, M. Draenovi Interactive Teaching with Socrative ................................................................................ 949 M. Filipovi Tretinjak, A. Bednjanec, M. Tretinjak Using Cloud Computing in Stjepan Bencekovi Elementary School ........................... 953 B. Smolkovi Cerovski, M. Draenovi Project-based Learning : Students (and teachers) as Authors / co-authors of Interactive Multimedia Educational Content (Space Teacher) ........................................................ 956 K. Bedi We Like Digital Using Mobile and Web Applications in High-school Project Teaching ............................................................................................................................. 961 K. Bedi Anonymity Ensurance in Creation of Satisfaction Surveys - Experience of Polytechnic of ibenik ....................................................................................................... 967 F. Urem, K. Fertalj, B. upe, I. Livaja

Implementation of Computer Programs in Visual Arts Education in Croatian Primary Schools ................................................................................................................................ 971 Z. Prohaska, S. Benkovi, I. Uroda E-Learning of Students in Course Fundamentals of Engineering Design Using the System of Evaluation and Maintaining the Quality of Education and Scientific Research .............................................................................................................................................. 977 L.I. Baltova The Developments in Mobile Learning and its Application in the Higher Education Including Libraries ........................................................................................................... 982 R. Vrana Open Science, Open Access and Open Educational Resources: Challenges and Opportunities ..................................................................................................................... 987 R. Vrana The Emerging Strategy of Social Network Analysis: an Overview of Indicators, Concepts and Implications .............................................................................................. 992 A. Papi Children's Interest in the Media - Empirical Research ................................................. 997 M. Nadrljanski, V. Domitrovi Modeling and Analysis of the Polyhedral Pyramid Structures by Method of Modified Traveling Salesman Problem (TSP) .............................................................................. 1003 S. Vukmirovi, M. iin-ain, I. Host Geometric Programming in Designing of Mental Models on the Example of Strategic Thinking Between Synergies Competition and Cooperation ...................................... 1009 S. Vukmirovi, Z. apko, A. Babi Valuation of Options by Using Excel ............................................................................. 1016 Z. Prohaska, B. Olgi Draenovi, I. Uroda Exploring the Use of Computers in Classroom Teaching ........................................... 1021 B. Kontoi, A. Kontoi, S. Biloslav Intelligent Assistant for Helping Students to Learn Programming ............................ 1025 M. Konecki, N. Kadoi, R. Piltaver Data Acquisition Systems - Examples of Laboratory Exercises ................................. 1030 O. Tasi, V. Tasi, D. Brodi, M. Pavlov-Kagadejev, M. Jevti, M. Aneli The Gamification of Education ...................................................................................... 1034 S. Maravi isar, R. Pinter, P. isar, Experiences and Practices in Blended Learning Environment .................................. 1039 T. Horvat, T. Alajbeg, S. Predani

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Application of ICT in Process of Informatization of Education System - Efficiency of Digital Log Book .............................................................................................................. 1044 D. Gluac, I. Tasi, B. Radulovi, . Muicki Methodology for Online Study Program Development Case Study ePITUP ......... 1049 N. Kadoi, N. Begievi Reep Effective Knowledge Exchange with Modern Didactic Concepts ............................... 1055 C. Ungermanns, W. Werth Implementation of Information Technology in Accounting Course: A Qualitative Analysis ............................................................................................................................ 1060 I. Bujan, A. Flac Evaluating the Quality of Games Designed for Learning Programming by Students with Different Educational Background: An Empirical Study ............................................ 1064 T. Orehovaki, S. Babi Approaches for Implementation of Distance Learning in Higher Education ........... 1070 T.A. Hryhorova, V.P. Lyashenko, D.M. Kalinichenko Usage of Databases and the Information Literacy of Students of the Faculty of Electrical Engineering and Computing .......................................................................................... 1075 N. Jelaa Comparing MOOCs in m-learning and e-learning Settings ....................................... 1080 A. Brali, M. ukui, M. Jadri Mining Association Rules in Learning Management Systems .................................... 1087 M. Perui Hrenjak, M. Mateti, M. Brki Bakari Integrated Solution for On-line Environments Users Learning and Support ......... 1093 V. Riabtsev, K. Sinitsa, O. Voychenko Istraivanje - miljenje uenika, roditelja, uitelja i uprave kole o primjeni e-Dnevnika, unutar III. osnovne kole akovec ................................................................................ 1097 N. Boj Digitalne kompetencije za nastavnike ........................................................................... 1102 V. Aneli, H. Laui Ramljak Primjena internetskog foruma u prezentaciji i obrani seminarskih radova studija sluaja kolegija Planiranje informacijskih sustava ...................................................... 1105 A. Sokovi, A. Jakupovi Upravljanje Arduino platformom pomou programskog jezika Processing ............. 1110 A. Lackovi Uenje programiranja kroz robotiku ............................................................................ 1114 P. Dobri, M. Mainko Kova

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Application of ICT in Process of Informatization of Education System - Efficiency of Digital Log Book .............................................................................................................. 1044 D. Gluac, I. Tasi, B. Radulovi, . Muicki Methodology for Online Study Program Development Case Study ePITUP ......... 1049 N. Kadoi, N. Begievi Reep Effective Knowledge Exchange with Modern Didactic Concepts ............................... 1055 C. Ungermanns, W. Werth Implementation of Information Technology in Accounting Course: A Qualitative Analysis ............................................................................................................................ 1060 I. Bujan, A. Flac Evaluating the Quality of Games Designed for Learning Programming by Students with Different Educational Background: An Empirical Study ............................................ 1064 T. Orehovaki, S. Babi Approaches for Implementation of Distance Learning in Higher Education ........... 1070 T.A. Hryhorova, V.P. Lyashenko, D.M. Kalinichenko Usage of Databases and the Information Literacy of Students of the Faculty of Electrical Engineering and Computing .......................................................................................... 1075 N. Jelaa Comparing MOOCs in m-learning and e-learning Settings ....................................... 1080 A. Brali, M. ukui, M. Jadri Mining Association Rules in Learning Management Systems .................................... 1087 M. Perui Hrenjak, M. Mateti, M. Brki Bakari Integrated Solution for On-line Environments Users Learning and Support ......... 1093 V. Riabtsev, K. Sinitsa, O. Voychenko Istraivanje - miljenje uenika, roditelja, uitelja i uprave kole o primjeni e-Dnevnika, unutar III. osnovne kole akovec ................................................................................ 1097 N. Boj Digitalne kompetencije za nastavnike ........................................................................... 1102 V. Aneli, H. Laui Ramljak Primjena internetskog foruma u prezentaciji i obrani seminarskih radova studija sluaja kolegija Planiranje informacijskih sustava ...................................................... 1105 A. Sokovi, A. Jakupovi Upravljanje Arduino platformom pomou programskog jezika Processing ............. 1110 A. Lackovi Uenje programiranja kroz robotiku ............................................................................ 1114 P. Dobri, M. Mainko Kova

Primjer implementacije e uenja u nastavi Informatike .......................................... 1117 J. Paanin, M. Rosi, A. Grubii Digitalna zbirka zadataka s evaluatorom programskih rjeenja ............................... 1121 V. Galeev, R. ipek Primjena raunalne animacije u nastavi opeg obveznog tehnikog odgoja i

obrazovanja ...................................................................................................................... 1127 D. Purkovi ene i informacijsko-komunikacijske tehnologije zato su studentice rijetkost na studiju raunarstva? ....................................................................................................... 1134 T. Babi, A. Ogrin, K. arkanj Prema uspjenijem razvoju algoritamskog naina razmiljanja ................................ 1138 K. Blaeka Kriteriji vrednovanja rada nastavnika od strane njihovih studenata ....................... 1144 M. Orli Bachler, M. Marinovi Budunost eUenja .......................................................................................................... 1147 M. Serti Analiza upotrebe programa u obrazovanju na primjeru sustava linearnih jednadbi .......................................................................................................................... 1153 S. erkezovi, H. ii, I. Jagodi E-uenje podrano rjeenjima u oblaku ....................................................................... 1158 I. Livaja, F. Urem, A. Grubii, I. aja, T. Radi Lako Oblikovanje trodimenzionalnih objekata u sustavima virtualne stvarnosti prilagoenih uenju ........................................................................................................ 1165 V. Filipai, M. Kukec, N. Poljanec Izborna ili redovna nastava u osnovnim kolama ........................................................ 1170 D. okac, M. Antolovi E-uenje i europsko vojno obrazovanje ........................................................................ 1172 V. Zekuli, D. Monik Integriranje Etwinning projekta u nastavu informatike i engleskog jezika ............... 1178 B. Lamza, I. Narana Struno usavravanje nastavnika putem e-uenja ....................................................... 1183 M. Mirkovi Impress.js - open source prezentacijski okvir u nastavi uvoda u web tehnologije .... 1189 E. Cirikovi, D. Suk

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PAPERS Design of a Domain Specific Language and IDE for Internet of Things Applications ...................................................................................................................... 1199 A. Salihbegovi, T. Eterovi, E. Kalji, S. Ribi Basic PHP Implementations, Opcodes and Internal Work ......................................... 1205 A. imec, D. Lozi WebRTC Technology Overview and Signaling Solution Design and Implementation ................................................................................................................ 1209 B. Sredojev, D. Samardija, D. Posarac Methods for Geotargeting Redirection in Corporate Wide Area Networks .............. 1213 D. Miljkovi Geographically Dispersed Cluster of Web Application Servers on Virtualization Platforms .......................................................................................................................... 1219 D. Miljkovi Geolocation and Data Type Impact on SQL Query Execution Time Using Different Database Approaches ...................................................................................................... 1225 K. imeni, I. Luki, M. Khler A Novel Versatile Architecture for Internet of Things ................................................ 1229 L. Mili, L. Jelenkovi Design and Development of the Software Solution for Analysis and Acquisition of the High Voltage Circuit Breakers Dynamic Resistance Measurement Results ............. 1235 K. Obaranin, A. ei, N. Hadimejli Data Collector Service - Practical Approach with Embedded Linux ......................... 1240 M. Saari, P. Sillberg, P. Rantanen, J. Soini, H. Fukai Overview of ICT Technologies for the SMILE concept of Adaptive Stimulating Environment .................................................................................................................... 1245 A. Guseva, M. Gusev, S. Ristov Android-Powered Web Server for Volunteer-Based Environment Sensing ............. 1251 D. kvorc, M. Ori, S. Gro Estimating Diver Orientation from Video Using Body Markers ................................ 1257 I. Renduli, A. Bibuli, N. Mikovi Technologies for Distributed Flight Control Systems: a Review ................................ 1263 M. egvi, K. Krajek, E. Ivanjko

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PAPERS

Design of a Domain Specific Language and IDE for Internet of Things Applications ...................................................................................................................... 1199A. Salihbegovi, T. Eterovi, E. Kalji, S. Ribi

Basic PHP Implementations, Opcodes and Internal Work ......................................... 1205A. imec, D. Lozi

WebRTC Technology Overview and Signaling Solution Design andImplementation ................................................................................................................ 1209B. Sredojev, D. Samardija, D. Posarac

Methods for Geotargeting Redirection in Corporate Wide Area Networks .............. 1213D. Miljkovi

Geographically Dispersed Cluster of Web Application Servers on VirtualizationPlatforms .......................................................................................................................... 1219D. Miljkovi

Geolocation and Data Type Impact on SQL Query Execution Time Using DifferentDatabase Approaches ...................................................................................................... 1225K. imeni, I. Luki, M. Khler

A Novel Versatile Architecture for Internet of Things ................................................ 1229L. Mili, L. Jelenkovi

Design and Development of the Software Solution for Analysis and Acquisition of theHigh Voltage Circuit Breakers Dynamic Resistance Measurement Results ............. 1235K. Obaranin, A. ei, N. Hadimejli

Data Collector Service - Practical Approach with Embedded Linux ......................... 1240M. Saari, P. Sillberg, P. Rantanen, J. Soini, H. Fukai

Overview of ICT Technologies for the SMILE concept of Adaptive Stimulating Environment .................................................................................................................... 1245A. Guseva, M. Gusev, S. Ristov

Android-Powered Web Server for Volunteer-Based Environment Sensing ............. 1251D. kvorc, M. Ori, S. Gro

Estimating Diver Orientation from Video Using Body Markers ................................ 1257I. Renduli, A. Bibuli, N. Mikovi

Technologies for Distributed Flight Control Systems: a Review ................................ 1263M. egvi, K. Krajek, E. Ivanjko

The Computer Architecture and Hardware Description Language .......................... 1269 A.S. Burlakov, A.E. Khmelnov

Heterogeneity Impact on MPSoC Platforms Performance .......................................... 1274 N. Frid, D. Ivoevi, V. Sruk

Problem-oriented on Tasks Data Mining Parallel Processor ...................................... 1280 D. Adzinets, D. Lavnikevich, M. Lukashevich, Y. Seitkulov, M. Tatur

A Model of Speed Profiles for Urban Road Networks Using G-means Clustering ... 1284 T. Erdeli, S. Vrbani, L. Roi

Optimisation of Factory Floor Layout Using Force-directed Graph Drawing Algorithm ......................................................................................................................... 1290 T. Kandu, B. Rodi

Review on Unit Commitment under Uncertainty Approaches ................................... 1296 K. Jurkovi, H. Pandi, I. Kuzle

Describing Function Analysis of Systems with Fuzzy Compensated Odd Symmetric Nonlinear Actuators ........................................................................................................ 1301 O. Kuljaa, K. Horvat

Simple Day-Ahead Bidding Algorithm for a System with Microgrids and a Distributor ........................................................................................................................ 1306 L. Jelenkovi, T. Budrovi

MIA: a Multi-Purpose Intelligent Assistant ................................................................. 1312 M. Konecki, M. Gams, N. Ivkovi

GUIDL IA: An Intelligent Assistant for Aiding Visually Impaired in Using GUIDL 1317 M. Konecki, R. Kudeli, H. Gjoreski

Anomaly Detection in Thermal Power Plant using Probabilistic Neural Network ... 1321 A. Hajdarevi, I. Dananovi, L. Banjanovi-Mehmedovi, F. Mehmedovi

Neutral Grounding in Middle Voltage Power Systems: Simulation Model .............. 1327 S. Ravli, A. Marui, J. Havelka

Utjecaj momenta tereta na brzinu vrtnje sinkronog elektromotornog pogona ......... 1334 M. Paveti, T. Bjai

Funkcije naprednih mjernih sustava za elektrinu energiju ...................................... 1340 Z. Lipoak

Odreivanje mjerne nesigurnosti 3D laserskog skenera ............................................. 1345 N. Miji

Analiza operativnih karakteristika javnog gradskog prijevoza temeljem prikupljanja podataka pokretnim osjetilima ...................................................................................... 1351 D. Budimir, D. Bri, N. Jelui

XXIII

Optimizacija procesa naplate cestarine na Autocesti Rijeka-Zagreb ........................ 1357 J. Ostoji, E. Kalajdi Voenje elektroenergetskih mikromrea na osnovi sinkroniziranih mjerenja .......... 1363 S. Skok, M. Filipovi, V. Kirini

INTELLIGENT SYSTEMS

PAPERS SPECIAL SESSION ON BIOMETRICS, SOFT-BIOMETRICS AND DE-IDENTIFICATION

Binary Pattern Flavored Feature Extractors for Facial Expression Recognition: An Overview .......................................................................................................................... 1375 R. Lyngby Kristensen, Z.H. Tan, Z. Ma, J. Guo Detecting Humans in Videos by Combining Heterogeneous Detectors ...................... 1382 K. Brki, T. Hrka, Z. Kalafati Identification of Authors of Documents Based on Offline Signature Recognition ... 1388 T. Marui, . Marui, . eremet Comparing Affective Responses to Standardized Pictures and Videos: A Study Report ................................................................................................................ 1394 M. Horvat, D. Kukolja, D. Ivanec Retrieval of Multimedia Stimuli with Semantic and Emotional Cues: Suggestions from a Controlled Study ............................................................................................................. 1399 M. Horvat, D. Kukolja, D. Ivanec GWAT: The Geneva Affective Picture Database WordNet Annotation Tool ........... 1403 M. Horvat, D. Duvnjak, D. Jug Evaluation of the Quality of Voice over IP Telephony Using the Decision Support System Qualimetric Expertise ..................................................................................... 1408 R.S. Dorofeev, A.S. Dorofeev, O.A. Kostowskaya

INTELLIGENT SYSTEMS A New Ensemble of Features for Breast Cancer Diagnosis .......................................... 1415 . Ikl Esener, S. Ergin, T. Yksel Preliminary Study on Detection of Atrial Fibrillation during Oscillometric Blood Pressure Measurement .................................................................................................... 1421 M. Mea

XXIV

Optimizacija procesa naplate cestarine na Autocesti Rijeka-Zagreb ........................ 1357 J. Ostoji, E. Kalajdi Voenje elektroenergetskih mikromrea na osnovi sinkroniziranih mjerenja .......... 1363 S. Skok, M. Filipovi, V. Kirini

INTELLIGENT SYSTEMS

PAPERS SPECIAL SESSION ON BIOMETRICS, SOFT-BIOMETRICS AND DE-IDENTIFICATION

Binary Pattern Flavored Feature Extractors for Facial Expression Recognition: An Overview .......................................................................................................................... 1375 R. Lyngby Kristensen, Z.H. Tan, Z. Ma, J. Guo Detecting Humans in Videos by Combining Heterogeneous Detectors ...................... 1382 K. Brki, T. Hrka, Z. Kalafati Identification of Authors of Documents Based on Offline Signature Recognition ... 1388 T. Marui, . Marui, . eremet Comparing Affective Responses to Standardized Pictures and Videos: A Study Report ................................................................................................................ 1394 M. Horvat, D. Kukolja, D. Ivanec Retrieval of Multimedia Stimuli with Semantic and Emotional Cues: Suggestions from a Controlled Study ............................................................................................................. 1399 M. Horvat, D. Kukolja, D. Ivanec GWAT: The Geneva Affective Picture Database WordNet Annotation Tool ........... 1403 M. Horvat, D. Duvnjak, D. Jug Evaluation of the Quality of Voice over IP Telephony Using the Decision Support System Qualimetric Expertise ..................................................................................... 1408 R.S. Dorofeev, A.S. Dorofeev, O.A. Kostowskaya

INTELLIGENT SYSTEMS A New Ensemble of Features for Breast Cancer Diagnosis .......................................... 1415 . Ikl Esener, S. Ergin, T. Yksel Preliminary Study on Detection of Atrial Fibrillation during Oscillometric Blood Pressure Measurement .................................................................................................... 1421 M. Mea

Hybride Neuro-fuzzy Expert System for Assessing Diabetes Risk ............................. 1426 . Knok, Z. Avdagi, S. Omanovi Solving Strip-Packing Problem Using Sequence Pair .................................................. 1430 D. Domovi, T. Rolich Predicting Stock Market Trends Using Random Forests: A Sample of the Zagreb Stock Exchange .......................................................................................................................... 1436 T. Manojlovi, I. tajduhar GA-ANFIS Expert System Prototype for Detection of Tar Content in the Manufacturing Process .............................................................................................................................. 1441 L. Begi Fazli, Z. Avdagi, I. Bei A Review of Feature Selection Methods with Applications ......................................... 1447 A. Jovi, K. Brki, N. Bogunovi Using Similarity-based Selection in Evolutionary Design of Decision Trees ............. 1453 L. Bonjak, S. Karakati, V. Podgorelec A Semantic Markup Technique Based on Ontology Polysystem ................................ 1459 E. Cherkashin, K. Paskal, I. Bychkov A Descriptive Specification Tools for Information System Design and Configuration ................................................................................................................... 1465 A. Hmelnov, E. Fereferov, R. Fedorov, E. Cherkashin, I. Bychkov Importance of Network Nodes for Navigation with Fractional Knowledge .............. 1471 D. Helic, F. Geigl Using Latent Features to Measure the Diversity of Recommendation Lists ............. 1477 M. Kunaver, . Dobravec, A. Koir Efficient Profiling and Distributed Synchronization of Statistical User Models for Content-Targeting and Real-time Applications ........................................................... 1482 Lj. Mercep Text Skew Estimation Based on the Horizontal Entropy Calculation ........................ 1488 D. Brodi, M. Jevti, Z.N. Milivojevi, V. Tasi Optimization of Ring-Star Transmission Problem in Telecommunication Systems Based on Ant Colony Algorithms .............................................................................................. 1492 V. Leti, Z. Avdagi, D. Bokovi Using String Similarity Metrics for Automated Grading of SQL Statements .......... 1497 I. tajduhar, G. Maua Multi-agent Modeling Methods for Massivley Multi-Player On-Line Role-Playing Games ............................................................................................................................... 1503 M. Schatten, I. Tomii, B. Okrea uri

XXV

Temporal Dynamics of Changes in Group User's Preferences in Recommender Systems ............................................................................................................................. 1509 B. Karahoda, D. onko, H. upi Predicting Sports Results Using Latent Features: A Case Study ................................ 1514 . Dobravec Role-Playing as a Knowledge Management Tool ......................................................... 1520 L. Brajkovi, W. Afri, V. Afri Nadogradnja inteligentnog sustava aerodromskog odravanja serijskih strujnih krugova ............................................................................................................................. 1526 Z. Bala, I. Puhalovi, G. Bjeli

INFORMATION SYSTEMS SECURITY

PAPERS TECHNICAL TRACK Disabling Same Origin Policy for Automatization of Webform Data Entry ............. 1539 S. Ribi, A. Salihbegovi, A. Huseinovi Towards a Rule-based Access Control Framework for Distributed Information Systems ............................................................................................................................. 1544 S. Afonin Improving the Android Smartphone Security Against Various Malware Threats ... 1550 D. Hrestak, S. Picek, . Rumenjak Detection of DECT Identity Spoofing through Radio Frequency fingerprinting ..... 1556 I. Sanchez, R. Satta, R. Giuliani, G. Baldini Study of Two Security Constructs on Throughput for Wireless Sensor Multi-Hop Networks .......................................................................................................................... 1562 R.D. Sparrow, A.A. Adekunle, R.J. Berry, R.J. Farnish A Practical NFC Relay Attack on Mobile Devices Using Card Emulation Mode ..... 1568 D. Cavdar, E. Tomur Honeytokens as Active Defense ...................................................................................... 1573 R. Petruni

POLICY AND RISK TRACK

Artificial Intelligence in Network Intrusion Detection ................................................ 1581 M. tampar, K. Fertalj

XXVI

Temporal Dynamics of Changes in Group User's Preferences in Recommender Systems ............................................................................................................................. 1509 B. Karahoda, D. onko, H. upi Predicting Sports Results Using Latent Features: A Case Study ................................ 1514 . Dobravec Role-Playing as a Knowledge Management Tool ......................................................... 1520 L. Brajkovi, W. Afri, V. Afri Nadogradnja inteligentnog sustava aerodromskog odravanja serijskih strujnih krugova ............................................................................................................................. 1526 Z. Bala, I. Puhalovi, G. Bjeli

INFORMATION SYSTEMS SECURITY

PAPERS TECHNICAL TRACK Disabling Same Origin Policy for Automatization of Webform Data Entry ............. 1539 S. Ribi, A. Salihbegovi, A. Huseinovi Towards a Rule-based Access Control Framework for Distributed Information Systems ............................................................................................................................. 1544 S. Afonin Improving the Android Smartphone Security Against Various Malware Threats ... 1550 D. Hrestak, S. Picek, . Rumenjak Detection of DECT Identity Spoofing through Radio Frequency fingerprinting ..... 1556 I. Sanchez, R. Satta, R. Giuliani, G. Baldini Study of Two Security Constructs on Throughput for Wireless Sensor Multi-Hop Networks .......................................................................................................................... 1562 R.D. Sparrow, A.A. Adekunle, R.J. Berry, R.J. Farnish A Practical NFC Relay Attack on Mobile Devices Using Card Emulation Mode ..... 1568 D. Cavdar, E. Tomur Honeytokens as Active Defense ...................................................................................... 1573 R. Petruni

POLICY AND RISK TRACK

Artificial Intelligence in Network Intrusion Detection ................................................ 1581 M. tampar, K. Fertalj

Advanced Persistent Threats Detection and Defense ................................................ 1587 J. Vukalovi, D. Delija Security Risk Management in Complex Organization ................................................ 1594 I. Sedini, T. Perui

PRIVACY TRACK Violation of User Privacy by IPTV Packet Sniffing in Home Network ..................... 1603 S. Vukojevi Have we been Monetized and become Commodity without our Consent Privacy in the Time of Big Data Technology .......................................................................................... 1609 M. agar, D. Mende Poljak

SECURITY AWARENESS AND EDUCATION TRACK Impact of Security Education on Password Change .................................................... 1617 V. Taneski, M. Heriko, B. Brumen Empirical Study on ICT Systems Users' Risky Behavior and Security Awareness 1623 K. oli, T. Velki, T. Galba Moore's Curse on Textual Passwords .........................