location,location,location patrick malatack. geospatial web zbackground info ztwo articles zmay and...

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Location,Location,Loca tion Patrick Malatack

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Page 1: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Location,Location,Location

Patrick Malatack

Page 2: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched
Page 3: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Geospatial Web

Background infoTwo articlesMay and June 2005

Right after Google Maps was launched (february 2005)

Before Google Earth free releaseBefore Virtual Earth etc.Around the time of google local

Page 4: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Geospatial Web Needs?

Identifies 10 major needs- Are we there yet?- What do we need to get their?- Who needs to setup to move

geospatial web along?

Page 5: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Geospatial Web Needs?

1) Cheap reliable mobile broadband

2) Cheap reliable, privacy observant geolocation infrastructure

3) Better cheaper handhelds4) Tools for mobile development5) Standards!… Please

Page 6: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Geospatial Web Needs?

6) Location Privacy7) Free open access to public

geodata8) Search engine for geodata9) Means to prevent geospam10) Funding for cool projects

Page 7: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Design: Geospatial Web

Follow up article- How location awareness is

used- Location UI’s

- Anything using Coordinates

- Collaborative Mapping- Blogging for Geospatial Web?

Page 8: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Location Systems for Ubiquitous Computing

August 2001…Provide Taxonomy of Location

Systems- Help developers choosing and

using location devices

Page 9: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Terminology of Location Systems

Position type- Symbolic vs Physical

- Abstract idea (in class) vs Lat/Lon

- Absolute vs Relative- GPS vs beacons or bluetooth

Location computation- Does location system know

where you are?

Page 10: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Terminology of Location Systems

Accuracy- How close to the accurate

position the system says you are

Precision- How often it is accurate… 99%?

Page 11: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Survey of Location Systems

QuickTime™ and aTIFF (LZW) decompressor

are needed to see this picture.

Page 12: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Survey of Location Systems

QuickTime™ and aTIFF (LZW) decompressor

are needed to see this picture.

QuickTime™ and aTIFF (LZW) decompressor

are needed to see this picture.

Page 13: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Survey of Location Systems

QuickTime™ and aTIFF (LZW) decompressor

are needed to see this picture.

QuickTime™ and aTIFF (LZW) decompressor

are needed to see this picture.

Page 14: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Expanding the Horizons of Location Aware Computing

Paper introducing the section on Location based computing

August 2001…- Continually say the time is near- We will get restaurant

recommendations on our phones

- Still not there yet

Page 15: Location,Location,Location Patrick Malatack. Geospatial Web ZBackground info ZTwo articles ZMay and June 2005 ZRight after Google Maps was launched

Optional Readings

“PlaceLab”- Intel Research- Placelab.org- Database of Hotspots

- Use existing hotspot info

- Figure out current location- Good where GPS isnt