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ICDT
2007
ACM
14 years 4 months ago
2007
ACM
Abstract. Consistent query answering (CQA) is an approach to querying inconsistent databases without repairing them first. This invited talk introduces the basics of CQA, and disc...
WWW
2004
ACM
14 years 10 months ago
2004
ACM
Often Web database users experience difficulty in articulating their needs using a precise query. Providing ranked set of possible answers would benefit such users. We propose to ...
ICDT
2007
ACM
14 years 4 months ago
2007
ACM
In this paper, we introduce preferential regular path queries. These are regular path queries whose symbols are annotated with preference weights for “scaling” up or down the i...
FQAS
2006
Springer
14 years 1 months ago
2006
Springer
Abstract. Research in Cooperative Query answering is triggered by the observation that users are often not able to correctly formulate queries to databases that return the intended...
TREC
2000
13 years 11 months ago
2000
In this paper we report on the effectiveness of query-biased summaries for a question-answering task. Our summarisation system presents searchers with short summaries of documents...