5954 search results - page 142 / 1191 » Querying Bi-level Information |
164
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
We introduce the notion of query substitution, that is, generating a new query to replace a user's original search query. Our technique uses modifications based on typical su...
175
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WWW
2009
ACM
16 years 6 months ago
2009
ACM
In this paper we describe a problem of discovering query clusters from a click-through graph of web search logs. The graph consists of a set of web search queries, a set of pages ...
252
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
In this paper, we consider the problem of keyword query cleaning for structured databases from a probabilistic approach. Keyword query cleaning consists of rewriting the user quer...
268
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
Personalization is a powerful mechanism that helps users to cope with the abundance of information on the Web. Database query personalization achieves this by dynamically construc...
147
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PODS
2006
ACM
16 years 6 months ago
2006
ACM
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...