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DISOPT
2007
93views more  DISOPT 2007»
15 years 2 months ago
A feasibility pump heuristic for general mixed-integer problems
Finding a feasible solution of a given Mixed-Integer Programming (MIP) model is a very important (NP-complete) problem that can be extremely hard in practice. Very recently, Fisch...
Livio Bertacco, Matteo Fischetti, Andrea Lodi
CORR
2004
Springer
113views Education» more  CORR 2004»
15 years 2 months ago
A General Framework for Bounds for Higher-Dimensional Orthogonal Packing Problems
Higher-dimensional orthogonal packing problems have a wide range of practical applications, including packing, cutting, and scheduling. In the context of a branch-and-bound framewo...
Sándor P. Fekete, Jörg Schepers
98
Voted
JCC
2002
67views more  JCC 2002»
15 years 2 months ago
Quasi-degenerate perturbation theory with general multiconfiguration self-consistent field reference functions
: The quasi-degenerate perturbation theory (QDPT) with complete active space (CAS) self-consistent field (SCF) reference functions is extended to the general multiconfiguration (MC...
Haruyuki Nakano, Ryuma Uchiyama, Kimihiko Hirao
PAKDD
2010
ACM
275views Data Mining» more  PAKDD 2010»
15 years 6 months ago
Anonymizing Transaction Data by Integrating Suppression and Generalization
Abstract. Privacy protection in publishing transaction data is an important problem. A key feature of transaction data is the extreme sparsity, which renders any single technique i...
Junqiang Liu, Ke Wang
138
Voted
AFPAC
2000
Springer
257views Mathematics» more  AFPAC 2000»
15 years 6 months ago
The Multidimensional Isotropic Generalization of Quadrature Filters in Geometric Algebra
In signal processing, the approach of the analytic signal is a capable and often used method. For signals of finite length, quadrature filters yield a bandpass filtered approxim...
Michael Felsberg, Gerald Sommer