The document discusses the importance of geocoding and geoparsing in understanding user locations and the geographic context of data. It highlights challenges in processing unstructured data and emphasizes the need for accurate geographic references. The presentation also mentions tools and resources available for geolocation services through Yahoo's APIs.

1. Geocoding and Geoparsing are EasyFOWA London, October 2009Gary Gale, Yahoo! Geo Technologies

2. PLACES, PEOPLE and THINGSatibens on Flickr : http://www.flickr.com/photos/atibens/2616899638/

3. Knowing where our users are, and the places that are important to themKnowing the geographic context of everything we index, manage and publishKnowing geographic locations, and the names of placesWe ConnectPlaces, People and Things

4. UNLOCK YOUR APIshttps://developer.apps.yahoo.com/wsregapp/sam.d on Flickr : http://www.flickr.com/photos/samd/65693717/

5. ECONOMIC WITH THE TRUTHniznoz on Flickr : http://www.flickr.com/photos/niznoz/4233333/

6. MAPS ARE EASYnormanbleventhalmapcenter on Flickr : http://www.flickr.com/photos/normanbleventhalmapcenter/2674855383/

8. http://developer.yahoo.com/maps/

9. GEOCODING USED TO BE EASYinF! on Flickr : http://www.flickr.com/photos/nathanbarrow/3339245753/

10. What?Where?

12. What? (Maybe) Where? (Maybe)

13. http://local.yahooapis.com/MapsService/V1/geocode

14. SOME NUMBERSKoenVereeken on Flickr : http://www.flickr.com/photos/koenvereeken/2088902012/

15. 85% of all data stored is unstructuredThis doubles every 3 months80% of all data contains a geo referenceMr Faber on Flickr : http://www.flickr.com/photos/mrfaber/247946146/

16. GEOPARSING IS NOT SO EASYszim90 on Flickr : http://www.flickr.com/photos/szim90/272670479/

17. cheap flights from london to paris in october

18. cheap flights from london to paris in october1) Tokenize2) Remove common words3) Remove words not in gazeteerlondon!paris!

19. cheap flights from london to paris in october1) Tokenize2) Remove common words3) Remove words not in gazetteerlondon!paris!

20. THE END – THANKS FOR LISTENINGbrr7 on Flickr : http://www.flickr.com/photos/18732924@N00/244974394/

21. THAT’S NOT RIGHTadobemac on Flickr : http://www.flickr.com/photos/adobemac/294078052/

22. IN … INDIA?bodhitjal on Flickr : http://www.flickr.com/photos/bodhithaj/361857780/

23. IN … INDIANA?OZinOH on Flickr : http://www.flickr.com/photos/75905404@N00/505688957/

24. TO … TONGA?j_buswell on Flickr : http://www.flickr.com/photos/j_buswell/3683814556/

25. FRUSTRATED YET?paloaltosoftware on Flickr : http://www.flickr.com/photos/paloalto/3038701605/

26. Thé?a town in Burgundy, FranceIN?ISO 3166-1 Alpha-2for IndiaTo?a town in Ibarakiprefecture, JapanIs?another town in Burgundy, FranceIT?ISO 3166-1 Alpha-2 for ItalyAND?ISO 31660-1 Alpha-3for AndorraYou?a town in Yatenga, Burkina FasoÅ?a town in NorlandFylke,NorwayThat?a town in Rajasthan, India

27. The same place!

28. THIS IS PERU …

29. THIS IS ALSO PERU … IN ARGENTINA

30. THIS IS ALSO PERU … IN BOLIVIA

31. SEMANTICS REQUIREDdullhunk on Flickr : http://www.flickr.com/photos/dullhunk/3525013547/

32. Hilton, ParisParis Hilton

33. OrlandoJoe Orlando

34. LondonJack London

35. PanamaPanama Hats

36. YorkshireYorkshire Puddings

37. WHO USES OFFICIAL NAMES ANYWAY?takomabibelot on Flickr : http://www.flickr.com/photos/takomabibelot/234301712/

38. Museum of Modern Art, New YorkMOMA NYCpaulamoya on Flickr : http://www.flickr.com/photos/40351463@N00/745012335/

39. London EyeMillennium Wheelhismith83 on Flickr : http://www.flickr.com/photos/hismith83/200701961/

40. City and County of San FranciscoSan FranciscoSF Brit on Flickr : http://www.flickr.com/photos/cnbattson/192162591/

41. PLACE BASED THINKINGalxndr on Flickr : http://www.flickr.com/photos/alxndr/16750001/

42. 52° 11' 33.396”, -1° 42' 10.7064"

44. WOEIDsstevefaeembra on Flickr : http://www.flickr.com/photos/stevefaeembra/3567750853/

45. UniquePermanentGlobalLanguage NeutralLondon = Londra = Londres = ロンドンUnited States = États-Unis = StatiUniti = 미국Ensures that geography can be employed consistently and globallystraup on Flickr : http://www.flickr.com/photos/straup/3504862388/

46. GeoPlanetA Global Location RepositoryNames + Geometry +TopologyWOEIDs for cities and towns

47. postal codes, airports

48. admin regions, time zones

49. telephone code areas

50. marketing areas

51. points of interest

52. colloquial areas

53. neighbourhoodswoodleywonderworks on Flickr : http://www.flickr.com/photos/wwworks/2222523978/

54. United Kingdom23424975VereinigtesKönigreichEurope24865675CountryContinentRoyaume UniEngland24554868Great Britain28298150CountryColloquialイギリスWarwickshire12602190Worcestershire12602192CountyCountyEarth1SupernameStratford-on-Avon12696101DistrictStratford-upon-Avon36424Warwick39228TownTownCV3726787646ZIP

55. HOW?laurakgibb on Flickr :http://www.flickr.com/photos/38299630@N05/3635356091/