155 search results - page 20 / 31 » Constructing search spaces for materialized view selection |
PAKDD
2007
ACM
14 years 1 months ago
2007
ACM
Convolution kernels, constructed by convolution of sub-kernels defined on sub-structures of composite objects, are widely used in classification, where one important issue is to ch...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
Given a set of model graphs D and a query graph q, containment search aims to find all model graphs g D such that q contains g (q g). Due to the wide adoption of graph models, f...
EVOW
2005
Springer
14 years 27 days ago
2005
Springer
A hyperheuristic is a high level procedure which searches over a space of low level heuristics rather than directly over the space of problem solutions. The sequence of low level h...
UAI
2003
13 years 8 months ago
2003
The paper explores the power of two systematic Branch and Bound search algorithms that exploit partition-based heuristics, BBBT (a new algorithm for which the heuristic informatio...
SOFSEM
2004
Springer
14 years 22 days ago
2004
Springer
Our aim is to investigate the factors which determine the intrinsic hardness of constructing a solution to any particular constraint satisfaction problem instance, regardless of th...