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» Constraint Programming in OPL
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HCI
2007
14 years 5 days ago
Whole-System Programming of Adaptive Ambient Intelligence
Ambient intelligence involves synthesising data from a range of sources in order to exhibit meaningful adaptive behaviour without explicit user direction, driven by inputs from lar...
Simon Dobson, Paddy Nixon
MP
2007
142views more  MP 2007»
13 years 10 months ago
Active-constraint variable ordering for faster feasibility of mixed integer linear programs
The selection of the branching variable can greatly affect the speed of the branch and bound solution of a mixed-integer or integer linear program. Traditional approaches to branc...
Jagat Patel, John W. Chinneck
VLDB
2007
ACM
145views Database» more  VLDB 2007»
14 years 11 months ago
LCS-TRIM: Dynamic Programming Meets XML Indexing and Querying
In this article, we propose a new approach for querying and indexing a database of trees with specific applications to XML datasets. Our approach relies on representing both the q...
Shirish Tatikonda, Srinivasan Parthasarathy, Matth...
SIAMCOMP
2000
88views more  SIAMCOMP 2000»
13 years 10 months ago
Gadgets, Approximation, and Linear Programming
We present a linear programming-based method for nding \gadgets", i.e., combinatorial structures reducing constraints of one optimization problem to constraints of another. A...
Luca Trevisan, Gregory B. Sorkin, Madhu Sudan, Dav...
SAC
1998
ACM
14 years 3 months ago
Off-line scheduling of a real-time system
This paper shows how a recently introduced class of applications can be solved by constraint programming. This new type of application is due to the emergence of special real-time...
Klaus Schild, Jörg Würtz