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COLOGNETWENTE
2010
13 years 1 months ago
A Branch-and-price Approach to the k-Clustering Minimum Biclique Completion Problem
Given a bipartite graph G = (S, T, E), we consider the problem of finding k bipartite subgraphs, called "clusters", such that each vertex i of S appears in exactly one o...
Stefano Gualandi, Francesco Maffioli, Claudio Magn...
HEURISTICS
2010
13 years 1 months ago
An adaptive memory algorithm for the split delivery vehicle routing problem
Abstract The split delivery vehicle routing problem (SDVRP) relaxes routing restrictions forcing unique deliveries to customers and allows multiple vehicles to satisfy customer dem...
Rafael E. Aleman, Xinhui Zhang, Raymond R. Hill
JUCS
2007
186views more  JUCS 2007»
13 years 4 months ago
An Hybrid Fuzzy Variable Neighborhood Particle Swarm Optimization Algorithm for Solving Quadratic Assignment Problems
: Recently, Particle Swarm Optimization (PSO) algorithm has exhibited good performance across a wide range of application problems. A quick review of the literature reveals that re...
Hongbo Liu, Ajith Abraham
HEURISTICS
2008
153views more  HEURISTICS 2008»
13 years 4 months ago
Bringing order into the neighborhoods: relaxation guided variable neighborhood search
In this article we investigate a new variant of Variable Neighborhood Search (VNS): Relaxation Guided Variable Neighborhood Search. It is based on the general VNS scheme and a new...
Jakob Puchinger, Günther R. Raidl
ICDIM
2007
IEEE
13 years 10 months ago
A novel Variable Neighborhood Particle Swarm Optimization for multi-objective Flexible Job-Shop Scheduling Problems
This paper introduces a hybrid metaheuristic, the Variable Neighborhood Particle Swarm Optimization (VNPSO), consisting of a combination of the Variable Neighborhood Search (VNS) ...
Hongbo Liu, Ajith Abraham, Crina Grosan
EVOW
2009
Springer
13 years 11 months ago
A Hybrid Algorithm for Computing Tours in a Spare Parts Warehouse
We consider a real-world problem arising in a warehouse for spare parts. Items ordered by customers shall be collected and for this purpose our task is to determine efficient picku...
Matthias Prandtstetter, Günther R. Raidl, Tho...