Sciweavers

1160 search results - page 32 / 232
» Revisiting the Sequence Constraint
Sort
View
ICDT
2009
ACM
119views Database» more  ICDT 2009»
16 years 2 months ago
Querying data sources that export infinite sets of views
We study the problem of querying data sources that accept only a limited set of queries, such as sources accessible by Web services which can implement very large (potentially inf...
Bogdan Cautis, Alin Deutsch, Nicola Onose
ICARCV
2006
IEEE
84views Robotics» more  ICARCV 2006»
15 years 8 months ago
On the Form-Closure Capability of Robotic Underactuated Hands
—This paper presents a new method to study the capability of an underactuated hand to produce form-closed grasps. First, the stability behaviours of different underactuated paral...
Vincent Begoc, Claude Durand, Sébastien Kru...
GECCO
1999
Springer
126views Optimization» more  GECCO 1999»
15 years 6 months ago
Improving Genetic Algorithms by Search Space Reductions (with Applications to Flow Shop Scheduling)
Crossover operators that preserve common components can also preserve representation level constraints. Consequently, these constraints can be used to beneficially reduce the sea...
Stephen Y. Chen, Stephen F. Smith
CPAIOR
2007
Springer
15 years 8 months ago
Modeling the Regular Constraint with Integer Programming
Many optimisation problems contain substructures involving constraints on sequences of decision variables. Such constraints can be very complex to express with mixed integer progra...
Marie-Claude Côté, Bernard Gendron, L...
CONSTRAINTS
2000
96views more  CONSTRAINTS 2000»
15 years 1 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