208 search results - page 11 / 42 » On evaluating web search with very few relevant documents |
120
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DL
2000
Springer
15 years 6 months ago
2000
Springer
We evaluate server selection methods in a Web environment, modeling a digital library which makes use of existing Web search servers rather than building its own index. The evalua...
104
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WWW
2003
ACM
16 years 2 months ago
2003
ACM
Many daily activities present information in the form of a stream of text, and often people can benefit from additional information on the topic discussed. TV broadcast news can b...
131
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WWW
2010
ACM
15 years 5 months ago
2010
ACM
Realtime web search refers to the retrieval of very fresh content which is in high demand. An effective portal web search engine must support a variety of search needs, including ...
104
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SIGIR
2009
ACM
15 years 8 months ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
118
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WWW
2007
ACM
16 years 2 months ago
2007
ACM
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...