Using RSS to Share KOS Metadata


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Proposals for sharing KOS metadata using RSS Feeds

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  • interested in finalazing the exchange format kos formats...
  • Using RSS to Share KOS Metadata

    1. 1. Using RSS to Share KOS Metadata Margherita Sini, Gauri Salokhe IV Ecoterm Vienna, Austria 17-18 April 2007
    2. 2. Outline <ul><li>KOS metadata </li></ul><ul><ul><li>Situation at FAO </li></ul></ul><ul><ul><li>KOS Metadata </li></ul></ul><ul><ul><li>Taxonomy of KOS </li></ul></ul><ul><ul><li>RSS formats </li></ul></ul><ul><ul><li>Proposals </li></ul></ul><ul><li>KOS </li></ul><ul><ul><li>Access to KOS </li></ul></ul><ul><ul><li>Multi-KOS access </li></ul></ul><ul><ul><li>Desirable Services for KOS </li></ul></ul>
    3. 3. KOS metadata
    4. 4. KOS Registry at FAO Also: SUGGEST A KOS
    5. 5. KOS Metadata <ul><li>Minimum set of multilingual information: </li></ul><ul><ul><li>Name </li></ul></ul><ul><ul><li>Acronym </li></ul></ul><ul><ul><li>Domain </li></ul></ul><ul><ul><li>Owner/Creator </li></ul></ul><ul><ul><li>Languages in which it is available </li></ul></ul><ul><ul><li>Type </li></ul></ul><ul><ul><li>Format (proposed) </li></ul></ul><ul><ul><li>Note </li></ul></ul><ul><ul><li>URL (access point) </li></ul></ul><ul><ul><li>Email </li></ul></ul><ul><ul><li>Usage (? to discuss) </li></ul></ul>
    6. 6. <ul><li>Term Lists </li></ul><ul><ul><li>Authority Files (e.g., LC Name Authority File) </li></ul></ul><ul><ul><li>Glossaries (e.g., Glossary of Aquaculture Terms) </li></ul></ul><ul><ul><li>Gazetteers </li></ul></ul><ul><ul><li>Dictionaries (e.g., Dictionnaire d'agriculture) </li></ul></ul><ul><li>Classification and Categorization </li></ul><ul><ul><li>Subject Headings (e.g. Medical Subject Headings MeSH) </li></ul></ul><ul><ul><li>Classification Schemes, Taxonomies and Categorization Schemes (e.g. Dewey </li></ul></ul><ul><ul><li>Decimal Classification DDC, scientific taxonomies) </li></ul></ul><ul><li>Relationship Schemes (better: relational schemes) </li></ul><ul><ul><li>Thesauri </li></ul></ul><ul><ul><li>Semantic Networks (e.g. WordNet, part of UMLS) </li></ul></ul><ul><ul><li>Ontologies </li></ul></ul>Taxonomy of KOS
    7. 7. Extended Taxonomy of KOS <ul><li>Application Profile </li></ul><ul><li>Authority file/list </li></ul><ul><li>Classification Scheme/System </li></ul><ul><li>Concept Map </li></ul><ul><li>Controlled List </li></ul><ul><li>Dictionary </li></ul><ul><li>DTD </li></ul><ul><li>Fact Sheet </li></ul><ul><li>Gazetteer </li></ul><ul><li>Glossary </li></ul><ul><li>Lexical Database </li></ul><ul><li>Metadata Schema </li></ul><ul><li>Ontology </li></ul><ul><li>Reference Table </li></ul><ul><li>Subject headings </li></ul><ul><li>Taxonomy </li></ul><ul><li>Terminology Database </li></ul><ul><li>Thesaurus </li></ul><ul><li>Topic Map/Tree </li></ul><ul><li>Encyclopedia </li></ul>
    8. 8. Classification systems/schemes have been used by libraries to arrange materials by subject. Dewey Decimal System, AGRIS Subject Categories are two such examples. Classific Ation Scheme/ System Esque mas de clasifi cación 分类表 خطط التصنيف Schema s de clas Sifica tion An authority file is a tool used to establish forms of names (for persons, places, meetings, and organizations), titles, and subjects used on bibliographic records and thus provides uniform access to materials. Authority file/list Archivos de autoridades 规范文档 ملفات رسمية Fichiers d’autor ité Application profiles are defined as schemas which consist of data elements drawn from one or more namespaces, combined together by implementers, and optimized for a particular local application. Applicat ion Profile Perfiles de Aplicac ión 应用 纲要 أشكال الت طبيقا ت / سمات التطبيق Profils d’appl Ication Description EN N ES S ZH H AR R FR R
    9. 9. RSS formats <ul><li>RSS 0.91: (2000) original format, evolved in RSS 0.92 </li></ul><ul><ul><li><channel>, <item> </li></ul></ul><ul><li>RSS 2.0: (2002), evolution of 0.92, simple with additional elements; modular </li></ul><ul><ul><li><comments>, <author>, <ttl>, <guid> </li></ul></ul><ul><li>RSS 1.0: W3C official format, RDF-compliant, extensible, namespace support </li></ul><ul><li>Atom 1.0 (RDF) </li></ul>
    10. 10. Example Use existing namespaces
    11. 11. Proposals (1/2) <ul><li>Define a KOS metadata standard – Keep it simple so that everyone will follow </li></ul><ul><li>Define namespaces (only if necessary); preferably reuse </li></ul><ul><li>Harmonization of KOS “types” </li></ul><ul><ul><li>its all in the name, for example, “Taxonomy for Plants” is Type “Taxonomy” </li></ul></ul><ul><ul><li>if not, make type definitions clear </li></ul></ul><ul><li>Make KOS available online with permanent URL </li></ul><ul><ul><li>Make them available through web services </li></ul></ul><ul><ul><li>Make them available in several formats </li></ul></ul><ul><ul><ul><li>e.g. Simple Knowledge Organization System (SKOS) </li></ul></ul></ul>
    12. 12. Proposals (2/2) <ul><li>Feed creator (e.g. http:// ) </li></ul><ul><li>Build RSS feeds </li></ul><ul><li>Build RSS aggregators </li></ul><ul><ul><li>filtering for domains: e.g. GFIS </li></ul></ul><ul><li>KOS-Blog (expose via RSS) </li></ul><ul><li>Mobile Feeds </li></ul>
    13. 13. Decentralized approach A new classification scheme ... The AGROVOC thesaurus .... GEMET is now available... The UNESCO Thesaurus... .. list of terms used in subject .... synonyms.... availability... .....synonyms rings and ..... RSS Aggregator A new classification scheme ... The AGROVOC thesaurus .... ................ FAO RSS Feeds ........ GEMET is now available... ........ UNEP RSS Feeds The UNESCO Thesaurus... .. list of terms used in subject ......... UNESCO RSS Feeds ..... .... synonyms.... availability... .....synonyms rings and ..... .... other RSS ....
    14. 14. Example
    15. 15. KOS
    16. 16. KOS Navigation
    17. 17. Multi-KOS search
    18. 18. Desirable Services for KOS <ul><li>Access available KOS </li></ul><ul><ul><li>Visualize </li></ul></ul><ul><ul><li>Filter </li></ul></ul><ul><ul><li>Search & Retrieve </li></ul></ul><ul><li>Analyze type and structure </li></ul><ul><ul><li>Represent in different formats </li></ul></ul><ul><li>Add in registries </li></ul><ul><ul><li>Exchange </li></ul></ul><ul><ul><li>Share </li></ul></ul>
    19. 19. [email_address] [email_address] Questions? Thank you