3499 search results - page 467 / 700 » On the local optimality of LambdaRank |
181
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GLOBECOM
2008
IEEE
16 years 1 months ago
2008
IEEE
Abstract— Recent results establish the optimality of interference alignment to approach the Shannon capacity of interference networks at high SNR. However, the extent to which in...
173
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GLOBECOM
2008
IEEE
16 years 1 months ago
2008
IEEE
—Multiple-input multiple-output (MIMO) precoding scheme is developed for time division duplex (TDD) systems in a multicell environment. The proposed scheme is designed to maximiz...
178
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper we present a new method for locating multiple sound sources using only a local segment of data from a large-aperture microphone array. The result of this work may be...
170
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
—We consider power control in spectrum overlay networks (also referred to as opportunistic spectrum access) where secondary users identify and exploit instantaneous and local spe...
157
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ICDM
2008
IEEE
16 years 1 months ago
2008
IEEE
In this work, we study a visual data mining problem: Given a set of discovered overlapping submatrices of interest, how can we order the rows and columns of the data matrix to bes...