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JCC
2002
78views more  JCC 2002»
15 years 4 months ago
Gravitational smoothing as a global optimization strategy
: An optimization scheme for atomic cluster structures, based on exaggerating the importance of the gravitational force, is introduced. Results are presented for calculations on Le...
T. W. Whitfield, John E. Straub
176
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MOC
2002
101views more  MOC 2002»
15 years 4 months ago
Global and uniform convergence of subspace correction methods for some convex optimization problems
This paper gives some global and uniform convergence estimates for a class of subspace correction (based on space decomposition) iterative methods applied to some unconstrained con...
Xue-Cheng Tai, Jinchao Xu
ORL
1998
137views more  ORL 1998»
15 years 4 months ago
Calculation of stability radii for combinatorial optimization problems
We present algorithms to calculate the stability radius of optimal or approximate solutions of binary programming problems with a min sum or min max objective function. Our algori...
Nilotpal Chakravarti, Albert P. M. Wagelmans
QUESTA
1998
54views more  QUESTA 1998»
15 years 4 months ago
Optimal control of tandem reentrant queues
We consider optimal policies for reentrant queues in which customers may be served several times at the same station. We show that for tandem reentrant queues the lastbuffer-fir...
Ger Koole, Rhonda Righter
SIAMCO
2002
77views more  SIAMCO 2002»
15 years 4 months ago
Necessary and Sufficient Conditions for Optimal Offers in Electricity Markets
In this paper, we consider the optimal policy for a generator offering power into a wholesale electricity market operating under a pool arrangement. Anderson and Philpott [Math. Op...
Edward J. Anderson, Huifu Xu