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» A first-order interior-point method for linearly constrained...
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MP
2002
195views more  MP 2002»
13 years 5 months ago
Nonlinear rescaling vs. smoothing technique in convex optimization
We introduce an alternative to the smoothing technique approach for constrained optimization. As it turns out for any given smoothing function there exists a modification with part...
Roman A. Polyak
SIAMJO
2002
133views more  SIAMJO 2002»
13 years 5 months ago
SNOPT: An SQP Algorithm for Large-Scale Constrained Optimization
Abstract. Sequential quadratic programming (SQP) methods have proved highly effective for solving constrained optimization problems with smooth nonlinear functions in the objective...
Philip E. Gill, Walter Murray, Michael A. Saunders
SIAMJO
2002
117views more  SIAMJO 2002»
13 years 5 months ago
Analysis of Generalized Pattern Searches
This paper contains a new convergence analysis for the Lewis and Torczon generalized pattern search (GPS) class of methods for unconstrained and linearly constrained optimization. ...
Charles Audet, J. E. Dennis Jr.
CVPR
2006
IEEE
14 years 7 months ago
Semi-Supervised Classification Using Linear Neighborhood Propagation
We consider the general problem of learning from both labeled and unlabeled data. Given a set of data points, only a few of them are labeled, and the remaining points are unlabele...
Fei Wang, Changshui Zhang, Helen C. Shen, Jingdong...
IJDAR
2000
121views more  IJDAR 2000»
13 years 5 months ago
A method for restoration of low-resolution document images
Image restoration using resolution expansion is important in many areas of image processing. This paper introduces a restoration method for low-resolution text images which produce...
Paul D. Thouin, Chein-I Chang