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WEBDB
2004
Springer
154views Database» more  WEBDB 2004»
14 years 1 months ago
Twig Query Processing over Graph-Structured XML Data
XML and semi-structured data is usually modeled using graph structures. Structural summaries, which have been proposed to speedup XML query processing have graph forms as well. Th...
Zografoula Vagena, Mirella Moura Moro, Vassilis J....
SDM
2008
SIAM
158views Data Mining» more  SDM 2008»
13 years 9 months ago
Similarity Measures for Categorical Data: A Comparative Evaluation
Measuring similarity or distance between two entities is a key step for several data mining and knowledge discovery tasks. The notion of similarity for continuous data is relative...
Shyam Boriah, Varun Chandola, Vipin Kumar
ICDE
2006
IEEE
188views Database» more  ICDE 2006»
14 years 9 months ago
Efficiently Evaluating Order Preserving Similarity Queries over Historical Market-Basket Data
We introduce a new domain-independent framework for formulating and efficiently evaluating similarity queries over historical data, where given a history as a sequence of timestam...
Reza Sherkat, Davood Rafiei
BMCBI
2008
170views more  BMCBI 2008»
13 years 8 months ago
Evaluation of GO-based functional similarity measures using S. cerevisiae protein interaction and expression profile data
Background: Researchers interested in analysing the expression patterns of functionally related genes usually hope to improve the accuracy of their results beyond the boundaries o...
Tao Xu, LinFang Du, Yan Zhou
SIGMOD
2005
ACM
96views Database» more  SIGMOD 2005»
14 years 8 months ago
Similarity Evaluation on Tree-structured Data
Rui Yang, Panos Kalnis, Anthony K. H. Tung