3190 search results - page 249 / 638 » Natural Language in Information Retrieval |
157
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CIKM
2005
Springer
16 years 4 days ago
2005
Springer
The quality of document content, which is an issue that is usually ignored for the traditional ad hoc retrieval task, is a critical issue for Web search. Web pages have a huge var...
121
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SIGIR
2004
ACM
16 years 1 days ago
2004
ACM
We describe Web-a-Where, a system for associating geography with Web pages. Web-a-Where locates mentions of places and determines the place each name refers to. In addition, it as...
186
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
172
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CIKM
2006
Springer
15 years 10 months ago
2006
Springer
We present a static index pruning method, to be used in ad-hoc document retrieval tasks, that follows a documentcentric approach to decide whether a posting for a given term shoul...
170
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ECIR
2004
Springer
15 years 8 months ago
2004
Springer
Abstract. There is a common availability of classification terms in online text collections and digital libraries, such as manually assigned keywords or key-phrases from a controll...