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CONSTRAINTS
2000
96views more  CONSTRAINTS 2000»
13 years 8 months ago
A Comparison of Traditional and Constraint-based Heuristic Methods on Vehicle Routing Problems with Side Constraints
The vehicle routing problem (VRP) is a variant of the familiar travelling salesperson problem (TSP). In the VRP we are to perform a number of visits, using a number of vehicles of ...
Philip Kilby, Patrick Prosser, Paul Shaw
ENTCS
2002
121views more  ENTCS 2002»
13 years 8 months ago
Regular Expression Types for Strings in a Text Processing Language
d Abstract) Naoshi Tabuchi Eijiro Sumii Akinori Yonezawa 1 Department of Computer Science, Graduate School of Information Science and Technology, University of Tokyo We present re...
Naoshi Tabuchi, Eijiro Sumii, Akinori Yonezawa
JCO
1998
80views more  JCO 1998»
13 years 8 months ago
Improved Bounds on Relaxations of a Parallel Machine Scheduling Problem
We consider the problem of scheduling n jobs with release dates on m identical parallel machines to minimize the average completion time of the jobs. We prove that the ratio of the...
Cynthia A. Phillips, Andreas S. Schulz, David B. S...
ICRA
2010
IEEE
137views Robotics» more  ICRA 2010»
13 years 6 months ago
Assembling wheels to continuously conveyed car bodies using a standard industrial robot
Abstract— Within assembly lines, wheel assembly to continuously conveyed car bodies is still executed by human workers using a device that compensates the weight of the wheel. Th...
Friedrich Lange, Jochen Werner, Johannes Scharrer,...
JUCS
2010
134views more  JUCS 2010»
13 years 6 months ago
Newton Method for Nonlinear Dynamic Systems with Adaptive Time Stepping
Abstract: This paper presents a nonlinear solver based on the Newton-Krylov methods, where the Newton equations are solved by Krylov-subspace type approaches. We focus on the solut...
Wensheng Shen, Changjiang Zhang, Jun Zhang, Xiaoqi...