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PVLDB
2008
174views more  PVLDB 2008»
15 years 2 months ago
Relaxation in text search using taxonomies
In this paper we propose a novel document retrieval model in which text queries are augmented with multi-dimensional taxonomy restrictions. These restrictions may be relaxed at a ...
Marcus Fontoura, Vanja Josifovski, Ravi Kumar, Chr...
AAAI
2000
15 years 4 months ago
Iterative Flattening: A Scalable Method for Solving Multi-Capacity Scheduling Problems
One challenge for research in constraint-based scheduling has been to produce scalable solution procedures under fairly general representational assumptions. Quite often, the comp...
Amedeo Cesta, Angelo Oddi, Stephen F. Smith
EVOW
2009
Springer
15 years 10 months ago
Iterated Local Search for Minimum Power Symmetric Connectivity in Wireless Networks
The problem of finding a symmetric connectivity topology with minimum power consumption in a wireless ad-hoc network is NPhard. This work presents a new iterated local search to s...
Steffen Wolf, Peter Merz
HEURISTICS
2006
109views more  HEURISTICS 2006»
15 years 3 months ago
A scatter search algorithm for project scheduling under partially renewable resources
In this paper we develop a heuristic algorithm, based on Scatter Search, for project scheduling problems under partially renewable resources. This new type of resource can be view...
Ramón Alvarez-Valdés, Enric Crespo, ...
BNCOD
2004
397views Database» more  BNCOD 2004»
15 years 4 months ago
DbSurfer: A Search and Navigation Tool for Relational Databases
Abstract. We present a new application for keyword search within relational databases, which uses a novel algorithm to solve the join discovery problem by finding Memex-like trails...
Richard Wheeldon, Mark Levene, Kevin Keenoy