7264 search results - page 307 / 1453 » A multiplicative up-propagation algorithm |
184
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TSP
2008
15 years 6 months ago
2008
In this paper, we consider an uplink multiple-antenna Code-Division Multiple-Access (CDMA) system linking several multiple-antenna mobile users to one multiple-antenna base-statio...
172
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ICA
2004
Springer
15 years 12 months ago
2004
Springer
We present a new algorithm for non-unitary approximate joint diagonalization (AJD), based on a “natural gradient”-type multiplicative update of the diagonalizing matrix, comple...
190
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ECCV
2008
Springer
16 years 8 months ago
2008
Springer
Abstract. Despite the ubiquitous use of range images in various computer vision applications, little has been investigated about the size variation of the local geometric structure...
175
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
This paper addresses the repeated acquisition of labels for data items when the labeling is imperfect. We examine the improvement (or lack thereof) in data quality via repeated la...
244
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Today's query processing engines do not take advantage of the multiple occurrences of a relation in a query to improve performance. Instead, each instance is treated as a dis...