11 ways to locate your users. - options for LBS.

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11 ways to locate your users. - options for LBS. - Presentation Transcript

  1. So, where is everybody? 11 ways to locate your users Martijn Pannevis MobileDevCamp 11-08
  2. Hey, not 11 GOOD ways
  3. 11 ways Real world Maps
  4. Choices
  5. Tag based
  6. RFID Tags
  7. 2D Barcodes
  8. User based
  9. Manual Entry + Geocode
  10. Bookmarks
  11. Let users click maps
  12. Enviroment
  13. Cell based
  14. Cell based
  15. Handset based
  16. Handset based MNC LAC CELLID MCC
  17. Cell Database
  18. Cell Network based
  19. WiFi Locating
  20. WiFi Locating Database needed: Wardriving
  21. WiFi Locating Database Providers
  22. GPS Device Connects via Bluetooth
  23. GPS Phone
  24. GPS
  25. Web Scraping / API’s
  26. Web Scraping
  27.  
  28. In theory there is no difference between theory and practice. In practice there is
    • // Set criteria for selecting a location provider:
    • // accurate to 500 meters horizontally
    • Criteria cr = new Criteria(); cr.setHorizontalAccuracy( 500 ); //500m LocationProvider lp = LocationProvider.getInstance(cr); // Request the location, setting a one-minute timeout Location l = lp.getLocation( 60 );
    • Coordinates c = l.getQualifiedCoordinates();
    • if (c != null ) { // Use coordinate information
    • double lat = c.getLatitude();
    • double lon = c.getLongitude();
    • }
    JSR 179 (J2ME)
  29. And then…
  30. iPhone!
  31. Maps
  32. Web: Use JS API
  33. Google Static map API
  34. Slippy Maps
  35. Tiles to cover world: For zoom level N Slippy Map tiles 68 719 476 736 18 2 2xN N 4x4 2 2x2 1 1 0
  36. Slippy Map tiles X,Y Zoom 16
  37. Slippy Map tiles 2X,2Y Zoom 17 2X,2Y 2X+1,2Y 2X,2Y+1 2X+1,2Y+1
    • Route-me
    • http://code.google.com/p/route-me/
    Slippy Map tiles
  38. Questions ?
    • radioflyer007
    •   akaalias
    •   mme
    • Psychosis
    • Delphien Experiences
    •   iko
    • urban penguin
    • darkmatter
    • monkeyc.net
    • Josh Dionne
    • dsevilla
    • bitzcelt
    • güneş in wonderland
    • Boris Veldhuijzen van Zanten
    • KhE 龙
    • Orin Optiglot
    • moriza
    • TU Delft Library
    • [email_address]
    • Sarah Parrott
    • Mysterious Mimir
    • fabioperez
    • powerbooktrance
    • pchweat
    • Storm Crypt
    Flickr Pictures by:
  39. Other sources OpenStreetMap Google Maps Holux.com Twitter Fireeagle Futuristmovies.com  Sun.com Apple.com Antenneregister.nl Navizon Skyhook
  40. Thanks www.martijnpannevis.nl [email_address]

+ PanManPanMan, 2 years ago

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