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189
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DKE
2007
15 years 6 months ago
2007
XPath is the standard language for addressing parts of an XML document. We present a sound and complete decision procedure for containment of XPath queries. The considered XPath f...
165
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SIGIR
2009
ACM
16 years 28 days ago
2009
ACM
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...
192
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ADMA
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. Crawling the deep web often requires the selection of an appropriate set of queries so that they can cover most of the documents in the data source with low cost. This ca...
155
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HT
1998
ACM
15 years 10 months ago
1998
ACM
“Linking by inking” is a new interface for reader-directed link construction that bridges reading and browsing activities. We are developing linking by inking in XLibris, a hy...
152
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WWW
2004
ACM
16 years 7 months ago
2004
ACM
Maximizing only the relevance between queries and documents will not satisfy users if they want the top search results to present a wide coverage of topics by a few representative...