Full stack of slides of the tutorial on semantic digital libraries we gave at WWW'2007

1. Tutorial – Semantic Digital Libraries - Introduction - Sebastian R. Kruk , Stefan Decker , Bernhard Haslhofer, Predrag Kneževic , Sandy Payette, Dean Krafft

3. Tutorial Schedule Existing Solutions - JeromeDL 2:15 - 3:00 Conclusions, discussion & future of SemDL 4:30 - 5:00 Existing Semantic Digital Libraries solutions (BRICKS, FEDORA, SIMILE) 3: 15 - 4:30 Coffee break 3:00 - 3: 15 Introduction to Semantic Digital Libraries 1:30 - 2:15 Time

17. Evolution of Libraries Social Semantic Digital Library Involves the community into sharing knowledge Semantic Digital Library Accessible by machines, not only with machines Digital Library Online, easy searching with a full-text index Library Organized collection

22. A Sample Bibliographic Record Copyright 2000 The J. Paul Getty Trust & College Art Association, Inc . Terms taken from Controlled Vocabularies Vincent van Gogh; painter: Gogh, Vincent van (Dutch painter, 1853-1890) Creation-Creator/Role J. Paul Getty Museum Current Location-Repository Name irises , nature , soil , etc. Subject-Matter 1889, earliest: 1889, latest: 1889 Creation-Date Irises Title paintings Object/Work type Paintings Classification

33. Tutorial – Semantic Digital Libraries - Existing Semantic Digital Libraries Solutions – Sebastian R. Kruk, Stefan Decker Predrag Kneževi ć , Bernhard Haslhofer, Sandy Payette, Dean Krafft

35. Tutorial 7 – Semantic Digital Libraries - Existing Semantic Digital Libraries Solutions – JeromeDL Sebastian R. Kruk

42. Bibliographic Description in JeromeDL <?xml version =&quot;1.0&quot; encoding =&quot;UTF-8&quot; ?> <rdf:Description rdf:about =&quot;http://...id=828374765&quot; > <dc:title> JeromeDL - Adding Semantic Web Technologies to DLs </dc:title> <dc:creator> Sebastian Kruk </dc:creator> <dc:description> In recent years... </dc:description> </rdf:Description> 01450cas 922004331i 450000100...019c19329999gw qr|p| ||||0 |0ger | a0044-2992 9a200412140219bVLOADc200404071525dvkulc200310071018dvbjc200303101205dkopumky200209211341zVLOAD aGD U/MPcGD U/MPdGD U/MFdGD U/KKsdWR O/EJ0 ager1 aZ. Kunstgesch. 0aZeitschrift für Kunstgeschichte00aZeitschrift für Kunstgeschichte.18aZfK aMünchen ;aBerlin :bDeutscher Kunstverlag,c1932-. c26-29 cm. aKwart.0 a1 Bd. (Juni 1932)-. aOpis na podst.: LCC. aW 1932 założycielami czasopisma byli Wilhelm Waetzoldt i Ernst Gall.... These all can be represented in RDF @ InProceedings { jeromedexa2005, author = &quot;Sebastian Ryszard Kruk and ... &quot;, title = &quot;{JeromeDL - Adding Semantic ...}&quot;, booktitle = &quot;{In Proceedings to DEXA 2005}&quot;, year = 2005}

43. Structure ontology in JeromeDL

44. Bibliographic (MarcOnt) Ontology in JeromeDL

45. Community-aware (FOAFRealm) ontology

46. Ontologies in JeromeDL

47. Metadata and Services in JeromeDL

51. MarcOnt Mediation Services for Legacy Metadata Format translation RDF Translator Format co-operation MarcOnt Mediation Services

57. Example of S ocial S emantic C ollaborative F iltering foaf:knows xfoaf:include xfoaf:bookmark

58. Social Networks in Digital Libraries Resource xfoaf:Annotation user_C creator_B foaf:knows marcont:hasCreator creator_A foaf:knows foaf:knows xfoaf:Directory user_D xfoaf:owns xfoaf:linksTo xfoaf:isIn

59. Support for online communities in SSCF

62. Annotating Library Resources

64. Exposing Semantic Annotations

65. Filtering Resources in JeromeDL

66. Sharing Knowledge with SSCF

67. Information Retrieval in JeromeDL Fulltext Index Structure Repository MarcOnt Repository Resources’ Content FOAFRealm Repository (typed) keywords RDF & NL Query OpenSearch RSS collaborative filtering types translation semantic query expansion RDF Repositories Secure Snapshot local interface distributed interface

69. Tutorial – Semantic Digital Libraries - Existing Semantic Digital Libraries Solutions – BRICKS Predrag Knežević Fraunhofer IPSI Institute Germany Bernhard Haslhofer University of Vienna Austria

73. Accessing Data

74. A Look into a BNode { BNode

88. Tutorial – Semantic Digital Libraries - Existing Semantic Digital Libraries Solutions – Fedora Sandy Payette Director, Fedora Project Cornell University Dean Krafft, PI, NSDL Cornell University

90. Fedora Semantic Digital Libraries enable … Scholarly and Scientific Workbenches “ Web 2.0” Collaborative Repositories Museum Exhibits with Lesson Plans Linking Data and Publications blog and wiki

94. RDF in the Fedora Digital Object Model

96. Example: Digital Objects with “compositional semantics”

97. Use Case: scholarly objects and annotation in the humanities musuem and library objects commercial web content scholarly objects URI-100 xx:recommends URI-55 yy:certifies

98. 3 Objects – 3 RDF “Relationships” Datastreams <rdf:Description rdf:about=&quot;info:fedora/uva:pid-11> <ais:annotationOf rdf:resource=“info:fedora/uva:pid-3”/> </rdf:Description> </rdf:RDF> <rdf:Description rdf:about=&quot;info:fedora/uva:pid-3&quot;> <uva:hasPartLetter rdf:resource=&quot;info:fedora/uva:pid-2&quot;/> <uva:hasPartDiagram rdf:resource=&quot;info:fedora/uva:pid-1&quot;/> </rdf:Description> </rdf:RDF> <rdf:Description rdf:about=&quot;info:fedora/uva:pid-10> <ais:providesContextFor rdf:resource=“info:fedora/uva:pid-3”/> </rdf:Description> </rdf:RDF>

100. RI Graph - view 1 (abbreviated) …

101. RI Graph - view 2 (abbreviated) …

104. Demo Use Case: Object-Centered Sociality

114. NDR Entry for Soft Matter Wiki Wiki Entry New Metadata New Audience MD Referenced New Resource 1 Referenced Existing Resource 2 Annotates Metadata for Metadata for Member of Metadata Provider Metadata Provider Existing Collection Soft Matter Wiki Member of Inferred relationship between resources

117. NSDL 2.0 Ecosystem … Protocol: OAI-PMH HTTP REST NDR API STEM Collections Search Service Archive Service Fedora-based NDR

119. Tutorial – Semantic Digital Libraries - Comparison and the Future - Sebastian R. Kruk, Stefan Decker Bernhard Haslhofer, Predrag Kneževic, Sandy Payette

120. System Features Comparison General Properties JeromeDL BRICKS Fedora OS Support Any Any Any Hardware Requirements 500MB RAM, min 128MB HD 500MB RAM, min 100MB HD Depends Software Requirements Java 1.5, Tomcat 5.5, Sesame Java 1.4/1.5 Java 1.5, Tomcat, Kowari/Mulgara or MPTStore Current Stage Research Stable version 2.0.1 Second Prototype Production Version 2.2 No. Installations 12+ ~ 8 ~50 monitored; large # of downloads unmonitored Support Model Open Source Open Source Open Source

121. System Features Comparison Architectural Aspects JeromeDL BRICKS Fedora Distribution Distributed searching (P2P), aggregated browsing (hierarchical) Fully decentralized (P2P) Objects as surrogates for distributed content; federation via search services; Alvis P2P Architecture Granularity Low (main building blocks) High (many Components) Moderate (core repository service with configurable modules; loosely coupled services) DB - Support Any Sesame-complient backend H2, HSQL, Postgres, MySQL, Oracle, SQLServer MySQL, Postgres, Oracle, McKoi

122. System Features Comparison Content & Metadata Aspects JeromeDL BRICKS Fedora Content Types All All All Content Models Any Any Metadata Schema MarcOnt + extensions Any OWL- Any Query types Full-text, Filed-Search, Ontology-based, NL Query Templates Full-text, Field-Search, Ontology-based Field Search, Ontology-based (itql, rdql, spo), Full-Text (Lucene or Zebra backed service)

123. System Features Comparison Security & DRM Aspects JeromeDL BRICKS Fedora Security Model FOAFRealm RBAC XACML Policy Granularity Resource, Degrees of seperation Component, Method, Object Object, Datastream, Dissemination method DRM Model Fair use DRM under development MPEG-21 REL DRM Enabling Tool Support Watermarking

124. System Features Comparison Semantic Aspects & Community Features JeromeDL BRICKS Fedora Reasoning Recommendation engine based on Prolog Configurable inference engine Holding pattern; look to Mulgara; Tagging Free tagging, Wordnet-based Annotation middleware/apps (e.g., NSDL/NDR; PLoSONE/Topaz) Taxonomies Any (JOnto) Any Knoledge Sharing SSCF component middleware/apps (e.g., NSDL/NDR; PLoSONE/Topaz) Communities SIOC and FOAF compli a nce

129. Social Semantic Information Spaces

130. Comparing Web 1.0 / Web 2.0 / Semantic Web 2.0 Semantic Social Networks Online Social Networks Buddy Lists, Address Books Semantic Social Information Spaces - - Social Semantic Digital Libraries Google Scholar, Book Search CiteSeer, Project Gutenberg Semantic Forums and Community Portals Community Portals Message Boards Semantic Blogs Blogs Personal Websites Semantic Search Google Personalised, DumbFind Altavista, Google Semantic Wikis Wikis Content Management Systems Semantic Web 2.0 Web 2.0 Web 1.0

134. Discussion – Feedback The Librarian from Unseen University in Ankh-Morpork (formerly Dr. Horace Worblehat)