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» Querying RDF Data Using A Multigraph-based Approach
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VLDB
2005
ACM
175views Database» more  VLDB 2005»
15 years 11 months ago
Query Translation from XPath to SQL in the Presence of Recursive DTDs
The interaction between recursion in XPATH and recursion in DTDs makes it challenging to answer XPATH queries on XML data that is stored in an RDBMS via schema-based shredding. We...
Wenfei Fan, Jeffrey Xu Yu, Hongjun Lu, Jianhua Lu,...
SODA
2001
ACM
108views Algorithms» more  SODA 2001»
15 years 7 months ago
Entropy-preserving cuttings and space-efficient planar point location
Point location is the problem of preprocessing a planar polygonal subdivision S into a data structure in order to determine efficiently the cell of the subdivision that contains a...
Sunil Arya, Theocharis Malamatos, David M. Mount
EDBT
2006
ACM
143views Database» more  EDBT 2006»
16 years 6 months ago
XG: A Grid-Enabled Query Processing Engine
In [12] we introduce a novel architecture for data processing, based on a functional fusion between a data and a computation layer. In this demo we show how this architecture is le...
Radu Sion, Ramesh Natarajan, Inderpal Narang, Thom...
KDD
2004
ACM
209views Data Mining» more  KDD 2004»
16 years 6 months ago
A data mining approach to modeling relationships among categories in image collection
This paper proposes a data mining approach to modeling relationships among categories in image collection. In our approach, with image feature grouping, a visual dictionary is cre...
Ruofei Zhang, Zhongfei (Mark) Zhang, Sandeep Khanz...
ETFA
2006
IEEE
16 years 12 days ago
Modelling and Verification of IEC 61499 Applications using Prolog
This paper presents a new approach to modelling and verification of function block applications of the IEC 61499 standard. The approach uses the language of logic programming Prol...
Victor Dubinin, Valeriy Vyatkin, Hans-Michael Hani...