2342 search results - page 77 / 469 » Information Needs and Automatic Queries |
151
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UIST
2009
ACM
16 years 15 days ago
2009
ACM
The deep web contains an order of magnitude more information than the surface web, but that information is hidden behind the web forms of a large number of web sites. Metasearch e...
165
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CIKM
2005
Springer
15 years 11 months ago
2005
Springer
This paper presents a hybrid concept hierarchy development technique for web returned documents retrieved by a meta-search engine. The aim of the technique is to separate the init...
182
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ECIR
2007
Springer
15 years 7 months ago
2007
Springer
We consider the issue of query performance, and we propose a novel method for automatically predicting the difficulty of a query. Unlike a number of existing techniques which are b...
182
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MM
2006
ACM
15 years 12 months ago
2006
ACM
This paper presents an automatic orientation detection and categorization technique that is capable of detecting the orientation of multilingual documents with arbitrary skew and ...
163
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DAWAK
2005
Springer
15 years 11 months ago
2005
Springer
The queries defined on data warehouses are complex and use several join operations that induce an expensive computational cost. This cost becomes even more prohibitive when querie...