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SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
The bit-sliced index (BSI) was originally defined in [ONQ97]. The current paper introduces the concept of BSI arithmetic. For any two BSI's X and Y on a table T, we show how ...
WWW
2006
ACM
15 years 10 months ago
2006
ACM
Previous work on spatio-temporal analysis of news items and other documents has largely focused on broad categorization of small text collections by region or country. A system fo...
CLEF
2007
Springer
15 years 3 months ago
2007
Springer
This paper accounts for Priberam's participation in the monolingual question answering (QA) track of CLEF 2007. In previous participations, Priberam’s QA system obtained en...
CLEF
2005
Springer
15 years 3 months ago
2005
Springer
This paper describes the architecture of a Bulgarian–Bulgarian question answering system — BulQA. The system relies on a partially parsed corpus for answer extraction. The que...
SEMWEB
2004
Springer
15 years 2 months ago
2004
Springer
Abstract. Increasing the number of peers in a peer-to-peer network usually increases the number of answers to a given query as well. While having more answers is nice in principle,...