The methods and practices of Linked Open Data
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The methods and practices of Linked Open Data
- 3. Data on the Web
- 6. Web as Content Management System
- 7. Web as Content Management System
- 9. schema.org
- 10. W3C Data on the Web Best Practices https://www.w3.org/TR/dwbp/
- 11. Web of Data F545 Person: Publication: ¡¡¡ Course: F545 Organization: City: Book: Open Data Handbook authors worksAt offers isAvailableAt setBook
- 12. What do HTTP URIs Identify? HTTP URIs, in the web architecture, have been used to denote documents -- "web pages" informally, or "information resources" more formally. However, with the growth of the Semantic Web, which uses URIs to denote anything at all, the urge to use and practice of using HTTP URIs for arbitrary things grew steadily. https://www.w3.org/DesignIssues/HTTP-URI.html KEY 1 KEY 2 KEY 3 KEY 4 Car URI 0 URI 1 URI 2 URI 3 URI 4 URI 5
- 13. HTTP, HTML, URI, and Web HTTP URI Web HTML address identificationcommunication Adopted from Fabien Gandon, Semantic Web and Linked Data or how to link data and schemas on the web. A W3C tutorial at WWW 2014
- 14. (Resource Description Framework, RDF) isPlantAt Subject Predicate Object Triple URL URL URL ID Crop Place Admin1 Lat Lon GeonameID 1 43.919 142.485 7429565 2 35.411 139.670 6419488 3 41.291 141.033 2129089 4 39.704 140.913 7441818 5 39.800 141.067 2110852
- 15. OWL and RDF
- 17. ID Farmer Crop ProductName Place 10601031007 F193920 VC023-10250000 ID Name Organization F193920 2 ID County Town Longititude Latitude VC023-10250000 121.1311 22.9119
- 18. http://lod.tw/tap/10601031007 tap: productName 2 22.9119 121.1311 tap: cropName tap: isProductedBy tap: isPlantedBy gn: county gn: town geo: lat geo: lon tap: organization tap: name
- 19. ID Name Address TaxID Sell S112376 20 5 22662550 10601031007 TaxID Name Owner 22662550 Rami Baitieh
- 20. http://lod.tw/tap/S112376 tap: name http://www.moea.gov.tw/ store/22662550 20 5 Rami Baitieh tap: address moea: name moea: owner http://lod.tw/tap/10601031007 tap: sells owl:sameAs
- 21. http://lod.tw/tap/10601031007 tap: productName 2 22.9119121.1311 tap: cropName tap: isProductedBy tap: isPlantedBy gn: county gn: town geo: lat geo: lon tap: organization tap: name http://lod.tw/tap/S112376 tap: name http://www.moea.gov.tw/store/22662550 20 5 Rami Baitieh tap: address moea: name moea: owner http://lod.tw/tap/10601031007 tap: sells owl:sameAs URI !
- 22. tap : <http://lod.tw/tap/> tap: productName 2 22.9119 121.1311 tap: cropName tap: isProductedBy tap: isPlantedBy gn: county gn: town geo: lat geo: lon tap: organization tap: name tap:S112376 tap: name moea: 22662550 20 5 Rami Baitieh tap: address tap: name tap: owner tap:10601031007 tap: sells owl: sameAs moea : <http://www.moea.gov.tw/store/>
- 25. (Web of Data) • : • • • •
- 27. This year (2000), in order to encourage people -- especially government data owners -- along the road to good linked data, I have developed this star rating system. https://www.w3.org/DesignIssues/LinkedData.html Photo from 5stardata.info/
- 28. ! ! ! 5 ! https://www.w3.org/DesignIssues/LinkedData.html Photo from 5stardata.info/
- 29. Linked Data Integration Framework Adopted from http://ldif.wbsg.de/ Standards, vocabularies and ontologiesStandards
- 30. Web of Data and Semantic Web Sören Auer, (2011) DBpedia and the Emerging Web of Linked Data
- 31. (Linked Data) • Tim Berners-Lee 1. URI 2. HTTP URI 3. URI ( RDF, SPARQL) 4. URI https://www.w3.org/DesignIssues/HTTP-URI.html
- 32. (Linked Data) • • ! • (Content negotiation) (e.g. HTML and RDF/XML) • HTML+ RDFa • Metcalfe’s Law http://en.wikipedia.org/wiki/Metcalfe%27s_law
- 33. LOD Cloud (2007-05-01)LOD Cloud (2008-02-28)LOD Cloud (2009-03-05)LOD Cloud (2010-09-22)LOD Cloud (2011-09-19) LODE-Taiwan Biodiversity Dataset LOD Cloud (2014-08-30)LOD Cloud (2017-08-22)
- 35. Government Linked Open Data
- 36. Government Linked Open Data
- 37. The growth of LOD cloud 12 28 45 95 203 295 570 1163 The growth of LOD could
- 38. :
- 39. • ? • ? • ?
- 40. • Published on https://data.gov.tw/dataset/7556 • Released via CC-BY 4.0
- 44. Crop names
- 46. • ? • • • - A A A A A
- 47. 226
- 50. LandSecNO
- 54. (AAO) AAO AAO = Farm preparation = Seeding in nursery box = Direct seeding in 7looded paddy 7ield= Treatment for land preparation = Fertilization = Manual weeding = Drainage of ponded water = Solar heat disinfection / = Watering = Treatment for weeding = Applying biopesticide = Applying the insecticides = Insect pest suppression by physical means= Rice harvesting by binder and reaper( ) = Drying grains or beans ( ) = Rice milling ( ) ( ) ( ) ( ) = Practice for barning ( ) = Drying grains or beans ( )
- 61. • 572
- 68. 2 2.2 l HTML h)p://imi.ipa.go.jp/ns/core/2/ l XML h)p://imi.ipa.go.jp/ns/core/2/ l RDF h)p://imi.ipa.go.jp/ns/core/rdf# l IEPD IEPD l l l l l l l l l l l h)p://imi.ipa.go.jp/doc/IMI_Overview_v2.pdf l h)p://imi.ipa.go.jp/doc/IMI_Core2_TechGuide_v2.pdf http://www.slideshare.net/takeda/ver-22
- 69. • 2013 IT • AI (Agriculture Informatics) Made by Japan IT : • (1) • (2) IT ( Made by Japan) • (3) AI • (4)
- 70. • IT • / 2014 • “ ” •
- 71. (CAVOC)
- 73. (AAO)
- 77. D2R Server
- 78. Linked Data on the Web
- 81. SPAQRL endpoints • D2R server SPARQL endpoints • tap.linkedopendata.tw • store.linkedopendata.tw • res.linkedopendata.tw • jp.linkedopendata.tw
- 83. XY XY
- 84. XY XY twofood.cc