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GECCO
2003
Springer
129views Optimization» more  GECCO 2003»
15 years 6 months ago
An Optimization Solution for Packet Scheduling: A Pipeline-Based Genetic Algorithm Accelerator
Abstract. The dense wavelength division multiplexing (DWDM) technique has been developed to provide a tremendous number of wavelengths/channels in an optical fiber. In the multi-c...
Shiann-Tsong Sheu, Yue-Ru Chuang, Yu-Hung Chen, Eu...
SDM
2010
SIAM
168views Data Mining» more  SDM 2010»
14 years 12 months ago
Convex Principal Feature Selection
A popular approach for dimensionality reduction and data analysis is principal component analysis (PCA). A limiting factor with PCA is that it does not inform us on which of the o...
Mahdokht Masaeli, Yan Yan, Ying Cui, Glenn Fung, J...
CEC
2010
IEEE
14 years 11 months ago
The one-commodity traveling salesman problem with selective pickup and delivery: An ant colony approach
We introduce a novel combinatorial optimization problem: the one-commodity traveling salesman problem with selective pickup and delivery (1-TSP-SELPD), characterized by the fact th...
Rafael Falcón, Xu Li, Amiya Nayak, Ivan Sto...
IPCO
2010
153views Optimization» more  IPCO 2010»
14 years 11 months ago
An Effective Branch-and-Bound Algorithm for Convex Quadratic Integer Programming
We present a branch-and-bound algorithm for minimizing a convex quadratic objective function over integer variables subject to convex constraints. In a given node of the enumerati...
Christoph Buchheim, Alberto Caprara, Andrea Lodi
ECML
2007
Springer
15 years 7 months ago
Fast Optimization Methods for L1 Regularization: A Comparative Study and Two New Approaches
L1 regularization is effective for feature selection, but the resulting optimization is challenging due to the non-differentiability of the 1-norm. In this paper we compare state...
Mark Schmidt, Glenn Fung, Rómer Rosales