PoolParty fürsemantische Suche undVokabular Management für CKAN                 Mag. Thomas Schandl                Semanti...
Agenda• Live Demo PoolParty Semantic Search• Szenarios für semantische Suche• Die Rolle von Thesauri bei semantischer Such...
OGD/CKAN Herausforderungen• Wo suchen? Verteilte nationale und internationale Datenbestände• Welche Suchbegriffe verwenden...
Some thoughts on the Semantic Web                   “In the Semantic Web, it                     is not the Semantic      ...
Some thoughts on the Semantic Web                         “A little Semantics                           Goes a Long Way”Pr...
PoolParty Überblick• Hauptanwendungsgebiete:   – SKOS Thesaurus Management   – Linked Data (publishing & consuming)   – Se...
Semantic Search Demohttp://bit.ly/semantic_search                                                          http://www.flic...
Weitere Semantic Search Szenarios                                                   http://www.flickr.com/photos/techburst...
Situations in which semantic search                     can help                     I want to see facts                  ...
Find information faster – Auto-                  Complete                                                                 ...
Reveal hidden information – Status        quo                                       I forgot some of                      ...
Reveal hidden information with                    query expansionSNCR OR "selective non catalytic reduction"   Search     ...
Multi-lingual search based on a                   thesaurus                                             I want to search  ...
Reveal hidden information and        relations  I want to gain    background knowledge to acertain document               ...
Find more specific information with                     faceted search                                                 Zer...
Complex queries with facetedsearch over linked data                     „Show me all airlines                     whose   ...
Find linked information – Status quo                            I want to see facts                              from diff...
360O views: Find linked information                   Energy-related                   information about countries        ...
19                                                          The role of thesauri in semantic search     http://www.flickr....
SKOS – Open Standard for Thesauri• SKOS = Simple Knowledge  Organisation System(s)• Goal …  – Simple, flexible, extensible...
The role of thesauri in semanticsearch  21
The role of thesauri in semanticsearch (contd.)                  Thesaurus as the central point                  to contro...
Content annotation:             Traditional approachApple is in theprocess of launching                                   ...
Semantic Web approach:                Concepts, NOT simply textApple is in the                                            ...
PoolParty Tag Suggestions• Support of different  formats (html, doc,  pdf, ppt, …)• Thesaurus based  extraction• Integrabl...
Zusammenspiel CKAN und PoolParty               Service für Tagvorschläge                     aus Thesaurus       CKAN Norw...
Zusammenspiel CKAN und PoolParty                Indizierung der Metadaten                                               CK...
PoolParty System Architecture                                   Search Application                                   Searc...
Verbindung CKAN und PoolParty in         LOD 2 Projekt• Wo suchen? Zentrale Suche über verteilte Systeme• Welche Suchbegri...
PoolParty Demo• HP: http://poolparty.punkt.at/PoolParty/• Doku: https://grips.punkt.at/display/POOLDOKU/Latest Update:Vers...
Danke für Ihre Aufmerksamkeit!                      Mag. Thomas Schandl                      t.schandl@semantic-web.at    ...
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LOD2 CKAN WS Vienna: PoolParty für semantische Suche und Vokabular Management für CKAN, Thomas Schandl (SWC)

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Folien vom LOD2 CKAN Workshop Vienna am 15.6. 2011 in Wien - Metadaten Management und Semantic Search in Open Data Katalogsystemen mittels PoolParty (http://www.poolparty.biz) von Thomas Schandl (Semantic Web Company - SWC).
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LOD2 CKAN WS Vienna: PoolParty für semantische Suche und Vokabular Management für CKAN, Thomas Schandl (SWC)

  1. 1. PoolParty fürsemantische Suche undVokabular Management für CKAN Mag. Thomas Schandl Semantic Web Company
  2. 2. Agenda• Live Demo PoolParty Semantic Search• Szenarios für semantische Suche• Die Rolle von Thesauri bei semantischer Suche• PoolParty Demo am Beispiel OpenData und CKAN 2
  3. 3. OGD/CKAN Herausforderungen• Wo suchen? Verteilte nationale und internationale Datenbestände• Welche Suchbegriffe verwenden? Uneinheitliche Metadaten und Verschlagwortung, verschiedene Sprachen und Begrifflichkeiten• Verschiedene andere Katalogsysteme © Semantic Web Company – http://www.semantic-web.at/ 3
  4. 4. Some thoughts on the Semantic Web “In the Semantic Web, it is not the Semantic which is new, it is the Web which is new”Dr. Chris Welty, IBMWatson Research Center 4
  5. 5. Some thoughts on the Semantic Web “A little Semantics Goes a Long Way”Prof. Jim HendlerRensselaer Polytechnic Institute 5
  6. 6. PoolParty Überblick• Hauptanwendungsgebiete: – SKOS Thesaurus Management – Linked Data (publishing & consuming) – Semantic Search & Semantic Indexing• Verbindung CKAN und PoolParty in LOD 2 Projekt 6
  7. 7. Semantic Search Demohttp://bit.ly/semantic_search http://www.flickr.com/photos/techburst/2796421248/ Semantic search has many faces 7
  8. 8. Weitere Semantic Search Szenarios http://www.flickr.com/photos/techburst/2796421248/ Semantic search has many faces 8
  9. 9. Situations in which semantic search can help I want to see facts from different sources describing I can´t this entity. remember how I want to know to spell the more about this search term entity in a certain context. I want to search in different languages I want to gain simultaneously background knowledge to acertain document I can´t remember I want the exactly what I software to I forgot some of was looking for understand what I the names for mean by „Jaguar“ the entity I´m looking for 9
  10. 10. Find information faster – Auto- Complete I can´t remember how to spell the search termTo provide powerful auto-complete also for enterprise searchscenarios you need to establish an enterprise vocabulary. 10
  11. 11. Reveal hidden information – Status quo I forgot some of the names for the entity I´mSNCR Search looking for SNCR OR „Selective non- Search 11
  12. 12. Reveal hidden information with query expansionSNCR OR "selective non catalytic reduction" Search SNCR preferred Label alternative Label selective non catalytic reduction 12
  13. 13. Multi-lingual search based on a thesaurus I want to search in different languages simultaneouslyclean energy OR energía limpia Search preferred Label @en clean energy energía limpia preferredLabel @es 13
  14. 14. Reveal hidden information and relations I want to gain background knowledge to acertain document http://poolparty.punkt.at/demozone Find documents or images related 14 to any other text.
  15. 15. Find more specific information with faceted search Zero-result queries won´t happen anymorefacets supportstructured queriesfacets helpto drill downsearch results,adapt dynamically 15
  16. 16. Complex queries with facetedsearch over linked data „Show me all airlines whose parent company is Lufthansa“ http://dbpedia.neofonie.de/16
  17. 17. Find linked information – Status quo I want to see facts from different sources describing this entity.My Energy-Dossier about The user has to put together manually energy-related information about a country. 17
  18. 18. 360O views: Find linked information Energy-related information about countries are „mashed“ automatically by using „linked data“ http://www.reegle.info/countries18
  19. 19. 19 The role of thesauri in semantic search http://www.flickr.com/photos/techburst/2796421248/
  20. 20. SKOS – Open Standard for Thesauri• SKOS = Simple Knowledge Organisation System(s)• Goal … – Simple, flexible, extensible, machine- understandable representation for… • Thesauri • Classification Schemes • Taxonomies • Subject Headings • Other types of ‘controlled vocabulary’… © Semantic Web Company – http://www.semantic-web.at/ 20
  21. 21. The role of thesauri in semanticsearch 21
  22. 22. The role of thesauri in semanticsearch (contd.) Thesaurus as the central point to control: • labels & query expansion • facets • refine search mechanisms • metadata integration 22
  23. 23. Content annotation: Traditional approachApple is in theprocess of launching merchandise Applean application toallow iPhone, iPadand iPod Touch users applicationto purchase Apple iPod touchmerchandise straightfrom their devices. iPad iPhone http://www.punkt.at/ 23
  24. 24. Semantic Web approach: Concepts, NOT simply textApple is in the Appleprocess of launching http://my.com/Applean application toallow iPhone, iPad Apple Inc.and iPod Touch usersto purchase Applemerchandise straight http://my.com/smartphonefrom their devices. http://my.com/iPhone iPhone iPhone 3G http://my.com/iPhone3G iPhone 3GS http://www.punkt.at/ 24
  25. 25. PoolParty Tag Suggestions• Support of different formats (html, doc, pdf, ppt, …)• Thesaurus based extraction• Integrable with CMS, CRM etc. http://www.punkt.at/ 25
  26. 26. Zusammenspiel CKAN und PoolParty Service für Tagvorschläge aus Thesaurus CKAN Norway CKAN UK CKAN NetherlandsCKAN Austria Andere Datenquellen © Semantic Web Company – http://www.semantic-web.at/ 26
  27. 27. Zusammenspiel CKAN und PoolParty Indizierung der Metadaten CKAN Norway CKAN UK CKAN NetherlandsCKAN Austria Andere Datenquellen © Semantic Web Company – http://www.semantic-web.at/ 27
  28. 28. PoolParty System Architecture Search Application Search ServicesCKAN UK Semantic Collector Index Indexer CKAN RDFAustria Cartridge 28
  29. 29. Verbindung CKAN und PoolParty in LOD 2 Projekt• Wo suchen? Zentrale Suche über verteilte Systeme• Welche Suchbegriffe? Harmonisierte Metadaten durch mehrsprachige, semantische Tags• Weitere Features – Kategorisierung – Autocomplete – Recommender für ähnliche Datenquellen © Semantic Web Company – http://www.semantic-web.at/ 29
  30. 30. PoolParty Demo• HP: http://poolparty.punkt.at/PoolParty/• Doku: https://grips.punkt.at/display/POOLDOKU/Latest Update:Version 2.9.2, May 2011 http://www.punkt.at/ 30
  31. 31. Danke für Ihre Aufmerksamkeit! Mag. Thomas Schandl t.schandl@semantic-web.at Semantic Web Company GmbH Lerchenfelder Gürtel 43 A-1160 Wien Tel. +43 1 402 12 35 office@semantic-web.at© Semantic Web Company – http://www.semantic-web.at/ 31
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