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International Atomic Energy Agency
INIS Database Usage Analysis(Preliminary Results)
Taghrid ATIEH
11th joint INIS/ETDE Technical Committee Meeting6-8 November 2007
Vienna – Austria
2 International Atomic Energy Agency
INIS Data Base Usage Analysis
Interim results
Background & Objectives
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INIS Data Base Usage Analysis
The INIS Database on internet since October 1998
Main INIS product
490 Subscriptions in 102 Member States:
Significant efforts:
Building the DatabaseDeveloping and enhancing features
Over 3400 user IDsIP addresses: hundreds thousands authorised users
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INIS Data Base Usage Analysis
“asked the INIS Secretariat to make an in-depth analysis/data mining of INIS Database usage, emphasizing users subject requirements and usage patterns, and to discuss the findings at the Joint INIS/ETDE Technical Committee Meeting in 2007”
Decrease in usage despite the increase in the subscriptions
33rd Consultative Meeting of ILO’s 30 Oct-1- Nov 2006
Discussion Item: “INIS Database Usage”
ILO’s recommendation:
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INIS Data Base Usage Analysis
2- Contents: subjects, years,…
1- Usage patterns: paths, frequency of use, Authorities usage,..
Objectives:
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INIS Data Base Usage Analysis
Log files: 12 months (April 2006 - March 2007)
Phase I: Interim report
Project Status:
Request for Procurement - Company selected: ANGOSS
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INIS Data Base Usage Analysis
Summary Counts of the web log
Entity Count Comments
Total number of hits 894 783 Hits representing images and web crawlers were removed during processing
Number of visits 59 098 Two hours log on
Number of visitors 15 993 The visitors are identified using their unique IP address
Total number of queries 164 331 Total number of search queries
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INIS Data Base Usage Analysis
Hits per month
0
20,00040,000
60,000
80,000100,000
120,000
Ap
r-0
6
Ma
y-0
6
Ju
n-0
6
Ju
l-0
6
Au
g-0
6
Se
p-0
6
Oct-
06
No
v-0
6
De
c-0
6
Ja
n-0
7
Fe
b-0
7
Ma
r-0
7
Month
Hit
s
Distribution of hits over the months
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INIS Data Base Usage Analysis
Search Option Frequency of use %
Search Options Frequency of use %
Any Field 53.90 Indexer Assigned Descriptor
1.63
Combined Titles 19.07 Journal Title 1.13
Full text 10.58 Language 1.09
Report Number 6.58 Record type 0.71
Abstract 5.04 Availability 0.57
Volume Issue 4.20 Computer Assigned Descriptor
0.48
Corporate Author 4.17 Subject Category 0.18
Descriptors 3.26 Topic Related Fields 0.13
Combined Source
3.26 Author 0.04
Country Name 2.78
Rate of use of the different fields in descending order
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INIS Data Base Usage Analysis
Search Options in “Combined Queries”
More than one option
83.01%
16.99%
0
1
Usage of more than one search option
16.99%
83.01%
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INIS Data Base Usage Analysis
Rank Field Information Gain
1 FT 34.43
2 VVSS 8.27
3 ACC 3.03
4 LA 2.21
5 CN 1.63
6 AB 1.27
7 TYPE 0.91
8 AV 0.83
9 ADE 0.69
Fields most used / in “Combined Queries”
Rank Field Information Gain
10 JR 0.50
11 ASO 0.22
12 DEI 0.17
13 RP 0.16
14ALLNON
BIB0.15
15 ALLF 0.02
16 Auth 0.02
17 DEC 0.01
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INIS Data Base Usage Analysis
Second part:
Contents usage:
90,000 records
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INIS Data Base Usage Analysis
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