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AVI
2008
15 years 7 months ago
Query-through-drilldown: data-oriented extensional queries
Traditional database query formulation is intensional: at the level of schemas, table and column names. Previous work has shown that filters can be created using a query paradigm ...
Alan J. Dix, Damon Oram
ERCIMDL
2010
Springer
163views Education» more  ERCIMDL 2010»
15 years 7 months ago
Determining Time of Queries for Re-ranking Search Results
Abstract. Recent work on analyzing query logs shows that a significant fraction of queries are temporal, i.e., relevancy is dependent on time, and temporal queries play an importan...
Nattiya Kanhabua, Kjetil Nørvåg
CP
2009
Springer
16 years 7 months ago
On Decomposing Knapsack Constraints for Length-Lex Bounds Consistency
The length-lex representation for set variables orders all subsets of a given universe of values according to cardinality and lexicography. To achieve length-lex bounds consistency...
Meinolf Sellmann
CP
2005
Springer
16 years 1 days ago
Graph Invariants as Necessary Conditions for Global Constraints
Abstract. This article presents a database of about 200 graph invariants for deriving systematically necessary conditions from the graph properties based representation of global c...
Nicolas Beldiceanu, Mats Carlsson, Jean-Xavier Ram...
CP
2005
Springer
16 years 1 days ago
Acquiring Parameters of Implied Global Constraints
This paper presents a technique for learning parameterized implied constraints. They can be added to a model to improve the solving process. Experiments on implied Gcc constraints ...
Christian Bessière, Remi Coletta, Thierry P...