Semantic Web Meetup NYC 31 May 2012

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31 May 2012

Lora Aroyo

Semantic Web Meetup NYC

Agora:interpretation & representation of

historical events online

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Thank you• The Agora research team: Chiel

van den Akker,  Lourens van der Meij, Marieke van Erp, Susan Lêgene, Jacco van Ossenbruggen, Guus Schreiber, Roxane Segers & Bob Wielinga

• The CH partners: Johan Oomen & Geertje Jacobs

• The Semantics of History team: Piek Vossen & Agata Cybulska

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7/4/11 Venue

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Observations

• Amount of cultural heritage data made available online has increased dramatically & single objects often lose their context and meaning

• Metadata differ in quality & it is not easy for users to find what they are looking for

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7 Dec 2011 DISH2011

what many dostep 1: object metadata enrichment

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7 December 2011 DISH2011

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7 December 2011 DISH2011

style:  BaroqueteacherOf:  Gerrit  Dou

studentOf:  Pieter  Lastman  

self-­‐portrait

mili<a place:  Amsterdam,  1625  to  1650

The  Night  Watch

Introducing Links

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7/4/11 MW2011

?

Networked Heritage

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what we didstep 2: enrichment with events

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• objects (digitized artworks and artifacts)

• events (concrete particulars)

• entities (actors, locations, periods)

• narratives (organization of events)

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Extracting Events

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date Venue

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date Venue

were present at…

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date Venue

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date Venue

Location is...

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date Venue

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date Venue

role is…

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date Venue

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31 May 2012 Semantic Web Meetup NYC

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7/4/11 MW2011

New Links

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7 Dec 2011 DISH2011

what we did furtherstep 3: generation of historical narratives

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Bringing Context

• What happened before/after?

• Who does what, when, and where?

• All bomb attacks in the 1950s

• In what events did Indonesia participate?

• ‘Grand narratives’

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Venue31 May 2012

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Venue31 May 2012

The Royal Netherlands East Indies Army

The Royal Netherlands East Indies Army

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Semantic Search

• suggesting relevant/related events of interest, e.g., in the same location, with the same actor, during a related period

• finding related stories/narratives of interest

• based on current interests in events finding artworks in different collections by the same creator, or on similar events

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Digital Hermeneuticsthe online understanding of cultural heritage

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Digital Hermeneutics*

• theory of interpretation: relation parts of wholes

• encounter of hermeneutics & the Web

• context to think about providing access to and interpretation of online collections

*Capurro, 2010

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31 May 2012 Semantic Web Meetup NYC

http://agora.cs.vu.nl

http://agora.cs.vu.nl/demo

@agoraproject @laroyo

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31 May 2012 Semantic Web Meetup NYC

http://agora.cs.vu.nl

http://agora.cs.vu.nl/demo

@agoraproject @laroyo

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