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The Web: resources and links

The Web: resources and links. Web link. URL. URL. The Semantic Web: typed resources and links. Painting “Woman with hat SFMOMA. Dublin Core creator. ULAN Henri Matisse. Web link. URL. URL. Pillar 1: semantic annotation.

joshua-savage
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The Web: resources and links

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  1. The Web: resources and links Web link URL URL

  2. The Semantic Web: typed resources and links Painting “Woman with hat SFMOMA Dublin Core creator ULAN Henri Matisse Web link URL URL

  3. Pillar 1: semantic annotation • Description of web objects with “concepts” from multiple shared vocabulary • Option 1: semi-automatic metadata enrichment • Option 2: user-generated metadata

  4. Search for objects which are linked via concepts (semantic link) Use the type of semantic link to provide meaningful presentation of the search results Presentation styles: Semantic clustering Map Time line Facet browsing Pillar 2: semantic search & presentation Query “Paris” Paris PartOf Montmartre

  5. The myth of a unified vocabulary • In large virtual collections there are always multiple vocabularies • In multiple languages • Every vocabulary has its own perspective • You can’t just merge them • But you can use vocabularies jointly by defining a limited set of links • “Vocabulary alignment” • It is surprising what you can do with just a few links

  6. AAT style/period Edo (Japanese period) Tokugawa SVCN period Edo SVCN is local in-house ethnology thesaurus AAT is Getty’s Art & Architecture Thesaurus Pillar 3: vocabulary alignment “Tokugawa”

  7. Planned: large-scale deployment • Moving to 100-150M triples, 30+ collections • EU cultural heritage portal http:/www.europeana.eu • Scalability is key • Load balancing, 32+Gb RAM • Search algorithms • Methodology for including new collections • Continuous user and usability studies

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