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ADC
2004
Springer
132views Database» more  ADC 2004»
14 years 2 months ago
Questioning Query Expansion: An Examination of Behaviour and Parameters
In information retrieval, queries can fail to find documents due to mismatch in terminology. Query expansion is a well-known technique addressing this problem, where additional q...
Bodo Billerbeck, Justin Zobel
CLEF
2004
Springer
14 years 2 months ago
From Text to Image: Generating Visual Query for Image Retrieval
In this paper, we explore the help of visual features to cross-language image retrieval. We propose an approach that transforms textual queries into visual representations. The re...
Wen-Cheng Lin, Yih-Chen Chang, Hsin-Hsi Chen
SSDBM
2010
IEEE
127views Database» more  SSDBM 2010»
14 years 1 months ago
Optimizing All-Nearest-Neighbor Queries with Trigonometric Pruning
Many applications require to determine the k-nearest neighbors for multiple query points simultaneously. This task is known as all-(k)-nearest-neighbor (AkNN) query. In this paper,...
Tobias Emrich, Franz Graf, Hans-Peter Kriegel, Mat...
PODS
2010
ACM
187views Database» more  PODS 2010»
14 years 1 months ago
Incremental query evaluation in a ring of databases
This paper approaches the incremental view maintenance problem from an algebraic perspective. We construct a ring of databases and use it as the foundation of the design of a quer...
Christoph Koch
DEXA
2000
Springer
102views Database» more  DEXA 2000»
14 years 1 months ago
Extending the Re-use of Query Results at Remote Client Sites
In 'Associative Caching' each client computer keeps a copy of its query result sets in its own local database. The purpose is to reduce the size and frequency of queries ...
Jerome Robinson, Barry G. T. Lowden