1605 search results - page 169 / 321 » Search result diversity for informational queries |
167
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
Determining the similarity of short text snippets, such as search queries, works poorly with traditional document similarity measures (e.g., cosine), since there are often few, if...
184
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SIGIR
2004
ACM
15 years 12 months ago
2004
ACM
Web communities are web virtual broadcasting spaces where people can freely discuss anything. While such communities function as discussion boards, they have even greater value as...
177
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DASFAA
2009
IEEE
15 years 10 months ago
2009
IEEE
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
165
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
Query performance predictors are commonly evaluated by reporting correlation coefficients to denote how well the methods perform at predicting the retrieval performance of a set of...
260
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
With the increasing amount of text data stored in relational databases, there is a demand for RDBMS to support keyword queries over text data. As a search result is often assemble...