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» Adaptive Selectivity Estimation Using Query Feedback
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WEBI
2010
Springer
13 years 6 months ago
A Scalable Indexing Mechanism for Ontology-Based Information Integration
In recent years, there has been an explosion of publicly available RDF and OWL web pages. Some of these pages are static text files, while others are dynamically generated from la...
Yingjie Li, Abir Qasem, Jeff Heflin
SDM
2007
SIAM
147views Data Mining» more  SDM 2007»
13 years 10 months ago
Constraint-Based Pattern Set Mining
Local pattern mining algorithms generate sets of patterns, which are typically not directly useful and have to be further processed before actual application or interpretation. Ra...
Luc De Raedt, Albrecht Zimmermann
ICDE
2007
IEEE
125views Database» more  ICDE 2007»
14 years 9 months ago
Collecting and Maintaining Just-in-Time Statistics
Traditional DBMSs decouple statistics collection and query optimization both in space and time. Decoupling in time may lead to outdated statistics. Decoupling in space may cause s...
Amr El-Helw, Ihab F. Ilyas, Wing Lau, Volker Markl...
ICDE
2008
IEEE
168views Database» more  ICDE 2008»
14 years 2 months ago
Index Design for Dynamic Personalized PageRank
Personalized PageRank, related to random walks with restarts and conductance in resistive networks, is a frequent search paradigm for graph-structured databases. While efficient ba...
Amit Pathak, Soumen Chakrabarti, Manish S. Gupta
BMCBI
2008
112views more  BMCBI 2008»
13 years 8 months ago
Evaluation of genomic island predictors using a comparative genomics approach
Background: Genomic islands (GIs) are clusters of genes in prokaryotic genomes of probable horizontal origin. GIs are disproportionately associated with microbial adaptations of m...
Morgan G. I. Langille, William W. L. Hsiao, Fiona ...