Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.
Leveraging the Semantics of Tweets for  Adaptive Faceted Search on Twitter  ISWC, Bonn, Germany, Oct 27th 2011Fabian   Abe...
What we do: Science and Engineering      for the Personal Webdomains: news social mediacultural heritage public datae-lear...
200,000,000 number of tweets published per day         Adaptive Faceted Search on Twitter   3
1number of tweets that are interesting for me now              Adaptive Faceted Search on Twitter   4
Searching on Twitter          Adaptive Faceted Search on Twitter   5
Issues with Multiple Keywords Search          Adaptive Faceted Search on Twitter   6
Let’s try to search with One Keyword           Adaptive Faceted Search on Twitter   7
Page 1Adaptive Faceted Search on Twitter   8
Page 2Adaptive Faceted Search on Twitter   9
Page 3Adaptive Faceted Search on Twitter   10
Music Artist                                       Page 60!!    Next Saturday @thatsimpsonguyaka Guilty Simpson will be pe...
Is there an easier way?   Faceted Search can help(hypothesis)   Expand Query:                       Current Query:   Loca...
Challenges             Adaptive Faceted Search on Twitter   13
Facets of a Tweet      @bob: JulianAssange got     arrested       Facet type    Facet Value          Creator    @bob      ...
Faceted Search:   selecting facet-value pairs      Expand Query:                   Current Query:       Locations         ...
Adaptive Faceted Search Framework           Adaptive Faceted Search on Twitter   16
Adaptive Faceted Search Framework                                      user                       Adaptive Faceted SearchH...
Facet Extraction and Semantic Enrichment   powered by                                        Julian Assange               ...
Impact of Link-based enrichment                                               Representation of                           ...
Faceted Search Strategies• Challenge: most-relevant facet-value pair should appear at the  top of the ranking             ...
Faceted Search Strategies                                              number of tweets that• Challenge:facet-value pair f...
Faceted Search Strategiesstratey Profile Personalized FVP ranking            weight in user profile                       ...
Faceted Search Strategiesstratey Profile Personalized FVP ranking Genre      weight in user profile                       ...
Faceted Search Strategiesstratey Profile  Personalized FVP ranking                     weight in user profile  Genre (even...
Research Questions1. How well does faceted search that is supported by the   semantic enrichment perform in comparison to ...
Dataset      more than:    20,000         Twitter users         4         months30,000,000         tweets                 ...
Evaluation Framework• User Simulation Model [cf. Koren et al., WWW’08]:  • Input: search settings = { (user who searches, ...
Faceted-search vs. hashtag-based    (keyword) search                                          Faceted search based on     ...
Personalized strategyResults: Overview                       achieves ~12% better                                       pe...
Impact of link-based enrichment                               Personalized strategy                               outperfo...
Impact of time-sensitivity                                           Time-sensitivity based                               ...
Application of the Faceted Search  Framework            Adaptive Faceted Search on Twitter   32
1.2.                                                   Twitcident.com                                                    T...
ConclusionsWhat we did:• Adaptive Faceted Search on Twitter + Evaluation Framework• Analysis and Evaluation (+ Application...
Thank you!Twitter: @fabianabelhttp://wis.ewi.tudelft.nl/iswc2011/Adaptive Faceted Search on Twitter    35
Upcoming SlideShare
Loading in …5
×
4,327 views

Published on

Facet Extraction and Semantic Enrichment powered by Julian Assange @bob: Julian Assange got JulianAssange Tweet-based arrested enrichmentJulian Assange Julian Assange JulianAssangearrested Link-basedLondon JulianAssange, the founder of Julian Assange enrichment WikiLeaks, is under arrest in WikiLeaks London… LondonWikiLeaks Adaptive Faceted Search on Twitter 18

Published in: Technology
  • Be the first to comment

×