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» Algorithms for discovering bucket orders from data
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TKDE
2008
153views more  TKDE 2008»
13 years 5 months ago
Discovering Frequent Agreement Subtrees from Phylogenetic Data
We study a new data mining problem concerning the discovery of frequent agreement subtrees (FASTs) from a set of phylogenetic trees. A phylogenetic tree, or phylogeny, is an unorde...
Sen Zhang, Jason Tsong-Li Wang
CIKM
2005
Springer
13 years 11 months ago
Static score bucketing in inverted indexes
Maintaining strict static score order of inverted lists is a heuristic used by search engines to improve the quality of query results when the entire inverted lists cannot be proc...
Chavdar Botev, Nadav Eiron, Marcus Fontoura, Ning ...
HEURISTICS
2006
197views more  HEURISTICS 2006»
13 years 5 months ago
Bucket elimination for multiobjective optimization problems
Multiobjective optimization deals with problems involving multiple measures of performance that should be optimized simultaneously. In this paper we extend bucket elimination (BE),...
Emma Rollon, Javier Larrosa
DMIN
2006
137views Data Mining» more  DMIN 2006»
13 years 7 months ago
Discovering of Frequent Itemsets with CP-mine Algorithm
Efficient algorithms to discover frequent patterns are crucial in data mining research. Several effective data structures, such as two-dimensional arrays, graphs, trees, and tries ...
Nuansri Denwattana, Yutthana Treewai
GECCO
2006
Springer
159views Optimization» more  GECCO 2006»
13 years 9 months ago
A new version of the ant-miner algorithm discovering unordered rule sets
The Ant-Miner algorithm, first proposed by Parpinelli and colleagues, applies an ant colony optimization heuristic to the classification task of data mining to discover an ordered...
James Smaldon, Alex Alves Freitas