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SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
Collection selection has been a research issue for years. Typically, in related work, precomputed statistics are employed in order to estimate the expected result quality of each ...
SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
The TREC .GOV collection makes a valuable web testbed for distributed information retrieval methods because it is naturally partitioned and includes 725 web-oriented queries with ...
KDD
2009
ACM
14 years 3 months ago
2009
ACM
Human computation is an effective way to channel human effort spent playing games to solving computational problems that are easy for humans but difficult for computers to autom...
WWW
2004
ACM
14 years 9 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...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Incorporating features extracted from clickthrough data (called clickthrough features) has been demonstrated to significantly improve the performance of ranking models for Web sea...