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KDD
2005
ACM
104views Data Mining» more  KDD 2005»
14 years 8 months ago
Mining tree queries in a graph
We present an algorithm for mining tree-shaped patterns in a large graph. Novel about our class of patterns is that they can contain constants, and can contain existential nodes w...
Bart Goethals, Eveline Hoekx, Jan Van den Bussche
ESWS
2008
Springer
13 years 10 months ago
Querying Distributed RDF Data Sources with SPARQL
Integrated access to multiple distributed and autonomous RDF data sources is a key challenge for many semantic web applications. As a reaction to this challenge, SPARQL, the W3C Re...
Bastian Quilitz, Ulf Leser
PODS
2004
ACM
128views Database» more  PODS 2004»
14 years 8 months ago
Replicated Declustering of Spatial Data
The problem of disk declustering is to distribute data among multiple disks to reduce query response times through parallel I/O. A strictly optimal declustering technique is one t...
Hakan Ferhatosmanoglu, Aravind Ramachandran, Ali S...
HICSS
2003
IEEE
171views Biometrics» more  HICSS 2003»
14 years 1 months ago
Improving the Efficiency of Interactive Sequential Pattern Mining by Incremental Pattern Discovery
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, ...
Ming-Yen Lin, Suh-Yin Lee
IBPRIA
2003
Springer
14 years 1 months ago
A User Authentication Technic Using a~Web Interaction Monitoring System
User authentication based on biometrics has explored both physiological and behavioral characteristics. We present a system, called Web Interaction Display and Monitoring (WIDAM), ...
Hugo Gamboa, Ana L. N. Fred