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113
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ECIR
2009
Springer
16 years 23 days ago
2009
Springer
Abstract. In this paper, we examine a number of newly applied methods for combining pre-retrieval query performance predictors in order to obtain a better prediction of the queryâ€...
114
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ECIR
2009
Springer
16 years 23 days ago
2009
Springer
The aim of query-based sampling is to obtain a sufficient, representative sample of an underlying (text) collection. Current measures for assessing sample quality are too coarse gr...
137
Voted
ECIR
2009
Springer
16 years 23 days ago
2009
Springer
In this paper, we study how to automatically exploit visual concepts in a text-based image retrieval task. First, we use Forest of Fuzzy Decision Trees (FFDTs) to automatically ann...
154
Voted
ECIR
2009
Springer
16 years 23 days ago
2009
Springer
Abstract. Learning ranking functions is crucial for solving many problems, ranging from document retrieval to building recommendation systems based on an individual user’s prefer...
83
Voted
ECIR
2009
Springer
16 years 23 days ago
2009
Springer
We describe two user studies that investigate organization strategies of autocompletion in a known-item search task: searching for terms taken from a thesaurus. In Study 1, we expl...