740 search results - page 81 / 148 » An approximation ratio for biclustering |
JCO
2006
14 years 12 months ago
2006
We study minimum-cost sensor placement on a bounded 3D sensing field, R, which comprises a number of discrete points that may or may not be grid points. Suppose we have types of se...
TCOM
2008
14 years 11 months ago
2008
The cumulative distribution function (cdf) of a sum of correlated or even independent lognormal random variables (RVs), which is of wide interest in wireless communications, remain...
101
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ALGORITHMICA
2004
14 years 11 months ago
2004
We consider the Chromatic Sum Problem on bipartite graphs which appears to be much harder than the classical Chromatic Number Problem. We prove that the Chromatic Sum Problem is NP...
JMMA
2002
14 years 11 months ago
2002
Abstract. Multiresolution representation of quadrilateral surface approximation (MRQSA) is a useful representation for progressive graphics transmission in networks. Based on two r...
149
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WIOPT
2011
IEEE
14 years 3 months ago
2011
IEEE
—This paper studies the performance of ad hoc networks with local FDMA scheduling using stochastic point processes. In such networks, the Poisson assumption is not justified due...