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CIKM
2004
Springer
15 years 5 months ago
Using a compact tree to index and query XML data
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
Qinghua Zou, Shaorong Liu, Wesley W. Chu
WER
2001
Springer
15 years 4 months ago
Automatic Derivation of Workflow Specifications from Organizational Structures and Use Cases
Workflow technology has reached a reasonable degree of maturity, with a number of both research prototypes and commercial systems available. However, methodological issues have rec...
María del Carmen Penadés, José...
79
Voted
VMV
2008
197views Visualization» more  VMV 2008»
15 years 1 months ago
1-2-tree: Semantic Modeling and Editing of Trees
In computer graphics, procedural methods and Lsystems are common approaches to model complex botanical trees. In contrast to previous tree modeling systems, we propose linking rul...
Björn Ganster, Reinhard Klein
ICDM
2002
IEEE
167views Data Mining» more  ICDM 2002»
15 years 4 months ago
From Path Tree To Frequent Patterns: A Framework for Mining Frequent Patterns
In this paper, we propose a new framework for mining frequent patterns from large transactional databases. The core of the framework is of a novel coded prefix-path tree with two...
Yabo Xu, Jeffrey Xu Yu, Guimei Liu, Hongjun Lu
BMCBI
2007
122views more  BMCBI 2007»
14 years 12 months ago
TAP score: torsion angle propensity normalization applied to local protein structure evaluation
Background: Experimentally determined protein structures may contain errors and require validation. Conformational criteria based on the Ramachandran plot are mainly used to disti...
Silvio C. E. Tosatto, Roberto Battistutta