OVERVIEW AND DISCUSSION ABOUT MAP-BASED APPLICATION

Jikang, SHIN ISILAB Seminar

Agenda

Overview of Map-based Application

Navigation Applications

Social Applications

Discussion

Strategy

Map-based Application

An application which uses electronic maps to provide LBS, for example, Navigation

Getting to a specific single position Way-finding Most issues are related ‘Positioning’

Social activities Information Sharing Finding Friends Location based advertisement

Navigation

GUIDE project ( 2000, Cheverst )

Provide information of nearby objects Mobile device , GPS , WLAN

Cell-based communication infrastructure Beacon

George Square System ( BROWN et al.)

Applying concept of ‘pre-visiting’ rather than ‘walk up pop up’ The system supports viewing a place before actually get-

ting destination

Social Activities

Google Panoramio, Urban Tapestry (2003, LANE)

Attach contents on physical location GeoNotes(2001), MobiTip (2004)

Share information with others

Finding People Tracking People

Discussion

Navigation Applications Mostly, targets tourism scenario

Users who don’t have enough knowledge about certain location or place Not attractive to people who already have knowledge

(Considering Indoor Environment) Previous Researches treat indoor service and outdoor service are

same problem Indoor-Outdoor seamless navigation is already existed

Using Sensor Fusion Technical issue in implementing indoor navigation has not been found…

Social Activities Insufficient to satisfying people’s social demand

Passive social services There is no instant response

Strategy

Considering Indoor Navigation Implementation Issues

Place Modeling , Graph Coloring, Navigation Algorithm Cartography

Focus on Contents (minor issues)

Finding common place in indoor e.g. Exit, Rest room, Smoke zone

Considering Supporting Social Activity Make direct connection between users

Chatting with anonymous person around user How can the system determine nearby person while protect-

ing person’s privacy?

Look-at-me

Indicates user’s location on a map to nearby person’s mobile device

User can make direct connection with anonymous to ask help or some conversation

I need help…

There is a person asking help in following location