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» Answering Queries using Humans, Algorithms and Databases
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ICDE
2006
IEEE
232views Database» more  ICDE 2006»
14 years 8 months ago
Dual Labeling: Answering Graph Reachability Queries in Constant Time
Graph reachability is fundamental to a wide range of applications, including XML indexing, geographic navigation, Internet routing, ontology queries based on RDF/OWL, etc. Many ap...
Haixun Wang, Hao He, Jeffrey Xu Yu, Jun Yang 0001,...
ICDT
2007
ACM
107views Database» more  ICDT 2007»
14 years 1 months ago
Some Algorithmic Improvements for the Containment Problem of Conjunctive Queries with Negation
Query containment is a fundamental problem of databases. Given two queries q1 and q2, it asks whether the set of answers to q1 is included in the set of answers to q2 for any datab...
Michel Leclère, Marie-Laure Mugnier
MMM
2008
Springer
206views Multimedia» more  MMM 2008»
14 years 1 months ago
Content Based Querying and Searching for 3D Human Motions
From cartoons to medical research world, from the field of arts to scientific visualization, everyone related to these areas have been continuously using 3D motion capture data. Qu...
Manoj M. Pawar, Gaurav N. Pradhan, Kang Zhang, Bal...
SEMWEB
2009
Springer
13 years 12 months ago
DOGMA: A Disk-Oriented Graph Matching Algorithm for RDF Databases
RDF is an increasingly important paradigm for the representation of information on the Web. As RDF databases increase in size to approach tens of millions of triples, and as sophis...
Matthias Bröcheler, Andrea Pugliese, V. S. Su...
ISMIS
2000
Springer
13 years 11 months ago
Extended Query Answering Using Integrity Rules
Abstract. The conventional use of databases is commonly restricted to the retrieval of factual data in the form of tuples or records. However most databases also contain metadata i...
Barry G. T. Lowden, Jerome Robinson