58 search results - page 2 / 12 » Optimizing a Sequence of Frequent Pattern Queries |
EDBT
2008
ACM
14 years 5 months ago
2008
ACM
For complex data mining queries, query optimization issues arise, similar to those for the traditional database queries. However, few works have applied the cost-based query optim...
KDD
2006
ACM
14 years 5 months ago
2006
ACM
In this work we focus on the problem of frequent itemset mining on large, out-of-core data sets. After presenting a characterization of existing out-of-core frequent itemset minin...
HICSS
2003
IEEE
13 years 10 months ago
2003
IEEE
The discovery of sequential patterns, which extends beyond frequent item-set finding of association rule mining, has become a challenging task due to its complexity. Essentially, ...
DASFAA
2005
IEEE
13 years 10 months ago
2005
IEEE
Recently, several approaches that mine frequent XML query patterns and cache their results have been proposed to improve query response time. However, frequent XML query patterns m...
EDBT
2004
ACM
14 years 5 months ago
2004
ACM
Abstract. Non-contiguous subsequence pattern queries search for symbol instances in a long sequence that satisfy some soft temporal constraints. In this paper, we propose a methodo...