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» Constrained Aggregate Similarity Queries in Metric Spaces
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SISAP
2008
IEEE
147views Data Mining» more  SISAP 2008»
15 years 3 months ago
An Empirical Evaluation of a Distributed Clustering-Based Index for Metric Space Databases
Similarity search has been proved suitable for searching in very large collections of unstructured data objects. We are interested in efficient parallel query processing under si...
Veronica Gil Costa, Mauricio Marín, Nora Re...
DATESO
2010
153views Database» more  DATESO 2010»
14 years 7 months ago
Answering Metric Skyline Queries by PM-tree
Abstract. The task of similarity search in multimedia databases is usually accomplished by range or k nearest neighbor queries. However, the expressing power of these "single-...
Tomás Skopal, Jakub Lokoc
DASFAA
2007
IEEE
141views Database» more  DASFAA 2007»
15 years 3 months ago
Integrating Similarity Retrieval and Skyline Exploration Via Relevance Feedback
Similarity retrieval have been widely used in many practical search applications. A similarity query model can be viewed as a logical combination of a set of similarity predicates....
Yiming Ma, Sharad Mehrotra
CEE
2010
67views more  CEE 2010»
14 years 9 months ago
Series feature aggregation for content-based image retrieval
Feature aggregation is a critical technique in content-based image retrieval systems that employ multiple visual features to characterize image content. One problem in feature aggr...
Jun Zhang, Lei Ye
SIGMOD
2006
ACM
127views Database» more  SIGMOD 2006»
15 years 9 months ago
Efficient reverse k-nearest neighbor search in arbitrary metric spaces
The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, is a generalization of the...
Elke Achtert, Christian Böhm, Peer Kröge...