The Simple Power of the link

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Presentation at the Semantic Tech & Business Conference San Francisco 5th June 2012

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The Simple Power of the link

  1. 1. Richard Wallis - so who is he? Semantic Tech & Business The Simple Power of the Link June 2012 Richard Wallis Technology Evangelist richard.wallis@oclc.org @rjw
  2. 2. Richard Wallis - so who is he?
  3. 3. Richard Wallis - so who is he?
  4. 4. Richard WallisTechnology Evangelist
  5. 5. Linked DataRichard WallisTechnology Evangelist
  6. 6. The Simple Power Of The LinkRichard WallisTechnology Evangelist
  7. 7. Semantic Web?
  8. 8. The Web?
  9. 9. The Web?HTML
  10. 10. The Web? URLHTML
  11. 11. The Web? URLHTML http
  12. 12. The Web?Microformats RDFa Ajax JQuery XML JSON CSS3 URL Javascript CSS http FlashHTMLHTML5 DOM SEO
  13. 13. The Web?HTML http URL
  14. 14. Web?HTML http URL
  15. 15. Web? HTML http URLText text texttext text linktext. Text, texttext text, text.Text text - texttext - text texttext. Document
  16. 16. Web? HTML http URLText text text Text text texttext text link text text.Text:text. Text, text • linktext text, text. • linkText text - text Text text, text.text - text text Text text - linktext. text - text text. Document Document
  17. 17. Web? HTML http URLText text text Text text texttext text link text text.Text:text. Text, text • linktext text, text. • linkText text - text Text text, text.text - text text Text text - linktext. text - text text. Document Document
  18. 18. Web? HTML http URL page1 xamp le.com/ http://eText text text Text text texttext text link text text.Text:text. Text, text • linktext text, text. • linkText text - text Text text, text.text - text text Text text - linktext. text - text text. Document Document
  19. 19. Web? HTML http URL t lis k/ .u page1 le.com/ .co amp eg x http://e :// tpText text text Text text text httext text link text text.Text:text. Text, text • linktext text, text. • linkText text - text Text text, text.text - text text Text text - linktext. text - text text. Document Document
  20. 20. Web?http://example.com/page1 http://eg.co.uk/list Link
  21. 21. The Web?Linking at it’s core http://www.flickr.com/photos/leapkye/4407661949
  22. 22. The Web? PowerfulLinking at it’s core http://www.flickr.com/photos/leapkye/4407661949
  23. 23. The Web? Powerful linkLinking at it’s core ©AllPosters.com
  24. 24. The Web
  25. 25. Semantic WebThe
  26. 26. Semantic Web TheAi re ss d p b a t a G o Flying Cars Technology
  27. 27. Linked DataLinked Data
  28. 28. Linked Data Linked DataBuilt on Semantic Web Standards
  29. 29. Linked Data Linked Data Built on Semantic Web StandardsAll about identifying and linking things Th ing
  30. 30. Identifying things
  31. 31. Identifying things
  32. 32. Identifying things 1969-059A
  33. 33. Identifying things 1969-059A spacecraft/1969-059A
  34. 34. Identifying things 1969-059A spacecraft/1969-059Anasa.dataincubator.org/spacecraft/1969-059A
  35. 35. Identifying things 1969-059A spacecraft/1969-059A nasa.dataincubator.org/spacecraft/1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  36. 36. Identifying things with URIs 1969-059A spacecraft/1969-059A nasa.dataincubator.org/spacecraft/1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  37. 37. Things have attributeshttp://nasa.dataincubator.org/spacecraft/1969-059A
  38. 38. Things have attributes http://nasa.dataincubator.org/spacecraft/1969-059A28801.0kg
  39. 39. Things have attributes http://nasa.dataincubator.org/spacecraft/1969-059A28801.0kgColumbia
  40. 40. Things have attributes http://nasa.dataincubator.org/spacecraft/1969-059A28801.0kgColumbiaApollo 11 CSMCSM-107United StatesCape CanaveralSaturn 5
  41. 41. http://nasa.dataincubator.org/spacecraft/1969-059A
  42. 42. .../ 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  43. 43. 28801.0 .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  44. 44. Apollo 11 CSM 28801.0 name .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  45. 45. Apollo 11 CSM Columbia 28801.0 name name .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  46. 46. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A
  47. 47. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A launch ../ launch/ 1969-059
  48. 48. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/ 1969-059
  49. 49. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/ 1969-059 site Cape Canaveral
  50. 50. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/ 1969-059 site Cape Canaveral lat N 28° 27 31
  51. 51. Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/ 1969-059 site Cape Canaveral lat N 28° 27 31 long W 80° 31 59
  52. 52. RDF Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059Ahttp://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/ 1969-059 site Cape Canaveral lat N 28° 27 31 long W 80° 31 59
  53. 53. RDF Apollo 11 CSM Columbia 28801.0 name name prefName .../ mass 1969-059A http://nasa.dataincubator.org/spacecraft/1969-059A 16 July 1969 launch ../ date launch/<../1969-059A> mass 28801.0 . 1969-059<../1969-059A> name “Apollo 11 CSM” . site<../1969-059A> name “Columbia” . Cape<../1969-059A> prefName “Columbia” . Canaveral lat<../1969-059A> launch <../launch/1969-059> .<../launch/1969-059> date 1969-07-16 . N 28° 27 31<../launch/1969-059> site <..site/capecanaveral> . long<..site/capecanaveral> lat “N 28° 27 31” . W 80° 31 59<..site/capecanaveral> long “W 80° 31 59” .
  54. 54. RDF Triple
  55. 55. RDF TripleThing attribute value
  56. 56. RDF TripleThing property value
  57. 57. RDF TripleThing property valueThing property Thing
  58. 58. RDF Triple Thing property value Thing property Thing../person/A
  59. 59. RDF Triple Thing property value Thing property Thing../person/A hasParent
  60. 60. RDF Triple Thing property value Thing property Thing../person/A hasParent ../person/B
  61. 61. RDF Triple Thing property value Thing property Thing../person/A hasParent ../person/B../person/B
  62. 62. RDF Triple Thing property value Thing property Thing../person/A hasParent ../person/B../person/B name
  63. 63. RDF Triple Thing property value Thing property Thing../person/A hasParent ../person/B../person/B name “Eric”
  64. 64. RDF Triple Thing property value Thing property Thing../person/A hasParent ../person/B ../person/B name “Eric”
  65. 65. RDF Triple Merging Thing property value Thing property Thing../person/A hasParent ../person/B name “Eric”
  66. 66. RDF Triple Merging
  67. 67. RDF Triple Merging The same identifier in a differentplace still identifies the same thing
  68. 68. Linked Data PrinciplesLinked Data Principles
  69. 69. Linked Data PrinciplesLinked Data Principles 1. Use URIs as names for things
  70. 70. Linked Data PrinciplesLinked Data Principles 1. Use URIs as names for things 2. Use HTTP URIs so people can look up those names
  71. 71. Linked Data PrinciplesLinked Data Principles 1. Use URIs as names for things 2. Use HTTP URIs so people can look up those names 3. When someone looks up a URI, provide useful information, using the standards - RDF
  72. 72. Linked Data Principles Linked Data Principles 1. Use URIs as names for things 2. Use HTTP URIs so people can look up those names 3. When someone looks up a URI, provide useful information, using the standards - RDF 4. Include links to other URIs, so that they can discover moreTim Berners-Lee - 2006
  73. 73. http://bbc.co.uk/nature/species/Mallard
  74. 74. http://bbc.co.uk/nature/species/Mallard SameAs
  75. 75. http://bbc.co.uk/nature/species/Mallard SameAs http://dbpedia.org/resource/Mallard
  76. 76. ameAs 07/ owl/s 2/ rg /200 www.w3.o / http:/http://bbc.co.uk/nature/species/Mallard SameAs http://dbpedia.org/resource/Mallard
  77. 77. http://bbc.co.uk/nature/species/Mallard SameAs http://dbpedia.org/resource/Mallard primaryTopic http://blx1.bto.org/birdfacts/../bob1860.htm
  78. 78. http://bbc.co.uk/nature/species/Mallard SameAs http://dbpedia.org/resource/Mallard primaryTopic http://blx1.bto.org/birdfacts/../bob1860.htm depiction http://open.live.bbc.co.uk/. mallard_1.jpg
  79. 79. http://www.flickr.com/photos/jolieodell/ 4540783805
  80. 80. http://www.flickr.com/photos/jolieodell/ 4540783805
  81. 81. Data Open and/or LinkedData Open and/or Linked
  82. 82. Data Open and/or LinkedData Open and/or Linked 1. Data can be open, while not being linked
  83. 83. Data Open and/or LinkedData Open and/or Linked 1. Data can be open, while not being linked 2. Data can be linked, while not being open
  84. 84. Data Open and/or LinkedData Open and/or Linked 1. Data can be open, while not being linked 2. Data can be linked, while not being open 3. Data which is both open and linked is increasingly viable
  85. 85. Data Open and/or LinkedData Open and/or Linked 1. Data can be open, while not being linked 2. Data can be linked, while not being open 3. Data which is both open and linked is increasingly viable 4. The Semantic Web can only function with data which is both open and linkedPaul Walk - UKLON
  86. 86. Linked Data http://www.flickr.com/photos/ferretsunlimited/499495786
  87. 87. Linked Data http://www.flickr.com/photos/ferretsunlimited/499495786
  88. 88. The Linked Data Web ©AllPosters.com
  89. 89. The Linked Data Web ©AllPosters.com
  90. 90. The Linked Data Web link Linking at it’s core ©AllPosters.com
  91. 91. The Linked Data Web link Triples at it’s core ©AllPosters.com
  92. 92. Richard Wallis - so who is he?
  93. 93. Richard Wallis - so who is he? Semantic Tech & Business The Simple Power of the Link June 2012 Richard Wallis Technology Evangelist richard.wallis@oclc.org @rjw
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