7272 search results - page 231 / 1455 » On the Performance of Selection Relaying |
219
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TWC
2010
15 years 1 months ago
2010
In cognitive radio networks, a cognitive source node requires two essential phases to complete a cognitive transmission process: the phase of spectrum sensing with a certain time d...
175
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ICPR
2000
IEEE
16 years 7 months ago
2000
IEEE
We propose a new method for fitting mixture models that performs component selection and does not require external initialization. The novelty of our approach includes: a minimum ...
153
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
We use convex relaxation techniques to produce lower bounds on the optimal value of subset selection problems and generate good approximate solutions. We then explicitly bound the...
155
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ML
2002
ACM
15 years 6 months ago
2002
ACM
Model selection is an important ingredient of many machine learning algorithms, in particular when the sample size in small, in order to strike the right trade-off between overfitt...
194
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ACL
2009
15 years 4 months ago
2009
This paper explores methods to alleviate the effect of lexical sparseness in the classification of verbal arguments. We show how automatically generated selectional preferences ar...