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117
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CIKM
2008
Springer
15 years 4 months ago
2008
Springer
The focus of research on query performance prediction is to predict the effectiveness of a query given a search system and a collection of documents. If the performance of queries...
102
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ECIR
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. Relevance feedback, which uses the terms in relevant documents to enrich the user’s initial query, is an effective method for improving retrieval performance. An assoc...
148
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SIGMOD
2003
ACM
16 years 2 months ago
2003
ACM
The W3C XQuery language recommendation, based on a hierarchical and ordered document model, supports a wide variety of constructs and use cases. There is a diversity of approaches...
93
Voted
SIGIR
2002
ACM
15 years 1 months ago
2002
ACM
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
124
Voted
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
— Previous studies on supporting keyword queries in RDBMSs provide users with a ranked list of relevant linked structures (e.g. joined tuples) or individual tuples. In this paper...