Davide Buscaldi, Jos Manuel Gmez, Paolo Rosso, Emilio Sanchis

1
The UPV at QA_at_CLEF 2006
(DSIC, Universidad Politécnica de Valencia)

• Davide Buscaldi, José Manuel Gómez, Paolo Rosso,
  Emilio Sanchis

TrackQA
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Comparison between search engines

• The same QA system, with two different search
  engines
• JIRS and Lucene
• JIRS (Java Information Retrieval System) is a
  Passage Retrieval engine based on n-grams
• JIRS performed much better than Lucene (in
  Spanish and French)

3
JIRS vs. Lucene