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CORR
2008
Springer
118views Education» more  CORR 2008»
14 years 9 months ago
Sum Rate Maximization using Linear Precoding and Decoding in the Multiuser MIMO Downlink
Abstract--We propose an algorithm to maximize the instantaneous sum data rate transmitted by a base station in the downlink of a multiuser multiple-input, multiple-output system. T...
Adam J. Tenenbaum, Raviraj S. Adve
IOR
2010
98views more  IOR 2010»
14 years 7 months ago
A Shadow Simplex Method for Infinite Linear Programs
We present a Simplex-type algorithm, that is, an algorithm that moves from one extreme point of the infinite-dimensional feasible region to another not necessarily adjacent extrem...
Archis Ghate, Dushyant Sharma, Robert L. Smith
CVPR
2010
IEEE
15 years 6 months ago
Estimation of Image Bias Field with Sparsity Constraints
We propose a new scheme to estimate image bias field through introducing two sparsity constraints. One is that the bias-free image has concise representation with image gradients o...
Yuanjie Zheng and James C. Gee
CPAIOR
2007
Springer
15 years 4 months ago
A Continuous Multi-resources cumulative Constraint with Positive-Negative Resource Consumption-Production
Abstract. This article first introduces an extension of the classical cumulative constraint: each task is no more a rectangle but rather a sequence of contiguous trapezoid sub-tas...
Nicolas Beldiceanu, Emmanuel Poder
CPAIOR
2005
Springer
15 years 3 months ago
Filtering Algorithms for the NValue Constraint
Abstract. The NValue constraint counts the number of different values assigned to a vector of variables. Propagating generalized arc consistency on this constraint is NP-hard. We ...
Christian Bessière, Emmanuel Hebrard, Brahi...