32 search results - page 6 / 7 » Reference-based indexing for metric spaces with costly dista... |
IJCV
2010
14 years 8 months ago
2010
We develop a computational model of shape that extends existing Riemannian models of shape of curves to multidimensional objects of general topological type. We construct shape sp...
ISMIR
2005
Springer
15 years 3 months ago
2005
Springer
We describe a recursive algorithm to quickly compute the N nearest neighbors according to a similarity measure in a metric space. The algorithm exploits an intrinsic property of a...
111
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SIGIR
2008
ACM
14 years 9 months ago
2008
ACM
We study in this paper the problem of bridging the semantic gap between low-level image features and high-level semantic concepts, which is the key hindrance in content-based imag...
103
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ICMLA
2010
14 years 7 months ago
2010
Gene expression (microarray) data have been used widely in bioinformatics. The expression data of a large number of genes from small numbers of subjects are used to identify inform...
162
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ICDE
2002
IEEE
15 years 11 months ago
2002
IEEE
We investigate techniques for analysis and retrieval of object trajectories in a two or three dimensional space. Such kind of data usually contain a great amount of noise, that ma...