221 search results - page 28 / 45 » Random Indexing K-tree |
144
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TMM
2010
14 years 8 months ago
2010
Abstract--Automatic video annotation is a challenging yet important problem for content-based video indexing and retrieval. In most existing works, annotation is formulated as a mu...
104
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ICML
2009
IEEE
16 years 2 months ago
2009
IEEE
Information theoretic based measures form a fundamental class of similarity measures for comparing clusterings, beside the class of pair-counting based and set-matching based meas...
109
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MOBIQUITOUS
2007
IEEE
15 years 8 months ago
2007
IEEE
—The skip graph, an application-layer data structure for routing and indexing, may be used in a sensor network to facilitate queries of the distributed k-dimensional data collect...
129
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ICWN
2003
15 years 3 months ago
2003
Mobile Ad Hoc Networks (MANET) performance is affected by a number of factors, eg. speed, node density. In this paper we will focus on the effect of constrained mobility on the per...
113
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ICASSP
2010
IEEE
15 years 2 months ago
2010
IEEE
In this paper we analyze the performance of random beamforming schemes in a multi-user Gaussian broadcast channel. Each user will have N > 1 receive antennas allowing optimal c...