494 search results - page 41 / 99 » Comparing and Combining Methods for Automatic Query Expansio... |
102
Voted
CLEF
2009
Springer
15 years 11 days ago
2009
Springer
We introduce a new multimodal retrieval technique which combines query reformulation and visual image reranking in order to deal with results sparsity and imprecision, respectively...
154
Voted
CLEF
2007
Springer
15 years 8 months ago
2007
Springer
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
106
Voted
PAMI
2008
15 years 2 months ago
2008
This paper describes BoostMap, a method for efficient nearest neighbor retrieval under computationally expensive distance measures. Database and query objects are embedded into a v...
125
Voted
ESORICS
2002
Springer
16 years 2 months ago
2002
Springer
Abstract. An important goal of security in information systems is confidentiality. A confidentiality policy specifies which users should be forbidden to acquire what kind of inform...
107
Voted
CW
2005
IEEE
15 years 8 months ago
2005
IEEE
Different information retrieval (IR) systems often return very diverse results lists for the same query. This is problematic for users since no one IR system works best for every ...