698 search results - page 61 / 140 » Effective and Efficient Indexing for Large Video Databases |
180
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KDD
2009
ACM
16 years 6 months ago
2009
ACM
Lately there exist increasing demands for online abnormality monitoring over trajectory streams, which are obtained from moving object tracking devices. This problem is challengin...
139
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ISMIR
2005
Springer
15 years 11 months ago
2005
Springer
Audio search algorithms have reached a degree of speed and accuracy that allows them to search efficiently within large databases of audio. For speed, algorithms generally depend...
268
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
A k-nearest neighbor (k-NN) query retrieves k objects from a database that are considered to be the closest to a given query point. Numerous techniques have been proposed in the p...
170
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TASLP
2010
15 years 24 days ago
2010
Indexing audio signals directly in the transform domain can potentially save a significant amount of computation when working on a large database of signals stored in a lossy compr...
187
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ICDE
2010
IEEE
15 years 4 months ago
2010
IEEE
In this paper, we propose the Hybrid-Layer Index (simply, the HL-index) that is designed to answer top-k queries efficiently when the queries are expressed on any arbitrary subset ...