221 search results - page 28 / 45 » Random Indexing K-tree |
TMM
2010
13 years 4 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...
ICML
2009
IEEE
14 years 10 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...
MOBIQUITOUS
2007
IEEE
14 years 4 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...
ICWN
2003
13 years 11 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...
ICASSP
2010
IEEE
13 years 10 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...