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197
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
Cross-layer design and operation of wireless networks has attracted significant interest in the last decade, yet some basic problems in the area remain unsolved. In this paper, w...
129
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ICASSP
2008
IEEE
16 years 29 days ago
2008
IEEE
This paper explores the approximation properties of a unique basis expansion, which realizes a bilinear frequency warping between a continuous-time signal and its discrete-time re...
159
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FCT
2007
Springer
16 years 20 days ago
2007
Springer
We present new combinatorial approximation algorithms for k-set cover. Previous approaches are based on extending the greedy algorithm by efficiently handling small sets. The new a...
135
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ADCM
2005
15 years 6 months ago
2005
In this paper, we study a flexible piecewise approximation technique based on the use of the idea of the partition of unity. The approximations are piecewisely defined, globally sm...
167
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TSP
2008
15 years 6 months ago
2008
Recently, new polynomial approximation formulas were proposed for the reconstruction of compactly supported piecewise smooth functions from Fourier data. Formulas for zero and firs...