When Culture Encounters Internet Conference, December 14th-15th, 2010, Taipei

1. When Culture Encounters Internet Conference, December 14th-15th, 2010, Taipei Connecting Museums with Linked Data以鏈結資料連結博物館 Hideaki Takeda 武田英明 takeda@nii.ac.jp National Institute of Informatics 国立情報学研究所 With LODAC project team I. Ohmukai, F. Kato, T. Kamura, T. Takahashi, H. Ueda

2. Outline Information Cycle Linked Dataand Museum Data LODAC Museum

3. Information Cycle Information can be created only based on existing information No information can be created out of nothing Collect – Use & Create Value of information is how much it is used No value for information without use Use & Create – Publish Accumulation of information is the wealth of society Distribution of information is the health of society Publish – Share -- Collect Create &

4. Information Cycle Before Gutenberg Media Hand-writing books Oral communication Information Cycle is Slow Small amount Few People After Gutenberg, the age of Mass media arrived … Create &

5. Two social layers on information cycle with Mass Media Writer, Artist, Scholar Mass media Government Create &

6. Two social layers on information cycle with Mass media Writer, Artist, Scholar Mass media Government Collect Create Use Create OrdinaryPeople & &

7. Two social layers on information cycle with Mass Media Writer, Artist, Scholar Mass media Government Create OrdinaryPeople &

8. Web Internet Open Door to Information Cycle for Ordinary People Create Search Engine Web Server & Web Browser HTMLEditor Information Cycle with Web

9. Web Information Cycle Web accelerate Information Cycle in Speed Quantity People Create &

10. Web Internet Create Search Engine Web Server & Web Browser HTMLEditor Information Cycle with Web

11. Metadata is the platform of Information Cycle Metadata & Create &

12. Linked Data will be the platform of Information Cycle on the content layer Metadata Linked Data & Create &

13. LOD Cloud(Linking Open Data)

14. Linked Data – Four Rules Linked Data is “Web of Data” (Traditional) Web is “Web of Documents” What is Linked Data? RDF triples Can refer others Can be referred by others, Four Rules for Linked Data Use URIs as names for things Use HTTP URIs so that people can look up those names. When someone looks up a URI, provide useful information, using the standards (RDF*, SPARQL) Include links to other URIs. so that they can discover more things Linked Data, TBL, http://www.w3.org/DesignIssues/LinkedData.html

15. Importance of data in public sector as Linked Data In principle, it should be shared It is the basic knowledge of our society Data in public sector Library Museum Archive Government

16. Challenges for Linked Data in Japan Lack of culture of sharing Immature community for linked data Lack of central data Set Difficulty of multi-lingual data Anyway let’s start!

17. LODAC Project Open Social Semantic Web Platform for Academic Resources Providing platforms for Linked Data Practicing data accumulation and publishing Interested Areas Museum information Geographical information, especially geographical names Local information …

18. Museum data as LOD The state-of-the-art of museum information in Japan Distributed Self maintained Isolated Opaque Self designed Messy Aggregating and associating museum information LODAC-Museum (tentative)

19. Over 1.4 billion collections Over 1,000 organizations

20. http://lod.ac/ (open on December 11)

21. LODAC Museum – Main work Gathering of data Thesaurus, museum collections, etc Standardization of data Representing data from different sources in a unique form Integration of data Identifying data Associating the same data Publishing and share of data

22. Data sources Thesaurus and authority sources 日本美術シソーラスDB絵画編(Thesaurus of Japanese Art) 国指定文化財データベース(DB for National Designated Cultural Property) 文化遺産オンライン(Cultural Heritage Online) Museum Collection (14 museums) 国立美術館所蔵作品総合目録検索システム(国立国際美術館，京都国立近代美術館，東京国立近代美術館) (4 Nat’l Museums) 国立西洋美術館 (Nat’l M. Western Art) 京都国立博物館 (Kyoto Nat’l Museum) 奈良国立博物館 (Nara Nat’l Museum) 福島県立美術館 (Fukushima Pref. M. of Art) Other sources DBPedia Japan GIS data 栃木県立美術館 秋田県立近代美術館 岩手県立美術館 徳島県立近代美術館 山梨県立美術館 東京都現代美術館 香川県立東山魁夷せとうち美術館

23. Metadata design Basic Structure Work – Creator – Museum Interoperability is more considered than correctness in the domain DC> DCTerm> FOAF> iCal >SKOS>NDLSH> RDA> CIDOC CRM Keep it flat as long as possible Metadata elements Work: 46 Person: 23 Org. 13 Bib. 12

24. Integration Policy How to integrate data from different sources sharing of responsibility Each source is responsible for its data Identifying IDs for data and managing data with the IDs LODAC is only responsible for integration Assigning original IDs and associating other IDs to them Data from Source B Integrated data Data from Source A crm:P55_has_current_location dc:creator Work dc:references dc:references crm:P55_has_current_location crm:P55_has_current_location Museum dc:creator dc:references dc:references dc:creator Creator dc:references dc:references 24

25. Integration of Person Data Matching of Creators Base: List of Artists from Thesaurus of Japanese Art Target: Creators of collection in museums + Dbpedia Method: String match of names Results: Links from artist nodes to work nodes are added Links LODAC data Link to Work DBpedia Basic Informationfor Creators

31. 徳島県立美術館 Tokushima Pref. Museum

32. 東京近代美術館 National Museum of Modern Art, Tokyo

33. 国指定文化財データベース DB for National Designated Cultural Property

34. Tokushima Pref. Museum Thesaurus for Japanese Art DB for National Designated Cultural Property National Museum of Modern Art, Tokyo Fukui Pref. Museum

35. Data size and Integration Results Museum collections

36. What can LOD give Museum Data? Connectivity!! Open Connectivity makes new values for museum data Connect to data in other areas Connect to UGC (User Generated Contents)

37. Local Information with Museum data Museum LOD + Local LOD / Sightseeing LOD / Geo LOD e.g., Tour visiting museums with a focus Joint event with local festivals Tour for food related historical events … 37

38. User Generated Contents for Museum Information 1. Statue of Sarasvati 2. Ryohoji Temple 弁財天像 3. Theme Song for Ryohoji 4. Event Contributions by non-experts e.g., Personal comments for Buddha statues Records of visiting museums Media-mix events

39. Publish museum data as LOD Let’s make museum data open and shareable Change “cultural heritage” to “cultural resources” (art/culture) * information = Promotion of the Nation Beyond collaboration of Museum Library Archives(MLA) MLA3(Museum Library Archives, Arts and Academia) More users, more various types of usage

40. Make arts and culture more dynamic and more energetic Pop Culture