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ICDE
2000
IEEE
161views Database» more  ICDE 2000»
13 years 11 months ago
Efficient Query Refinement in Multimedia Databases
Increasing application demands are pushing database management systems (DBMSs) towards providing adequate and efficient support for content-based retrieval over multimedia objects...
Kaushik Chakrabarti, Kriengkrai Porkaew, Sharad Me...
CSIE
2009
IEEE
14 years 2 months ago
On the Effectiveness of Collaborative Tagging Systems for Describing Resources
This article investigates the effectiveness of community generated tags as social descriptors of resources uncoordinatedly annotated by community members. Our goal is to demonstra...
Jinsheng Xu, Christo Dichev, Albert C. Esterline, ...
SIGMOD
2006
ACM
127views Database» more  SIGMOD 2006»
14 years 7 months ago
Query evaluation using overlapping views: completeness and efficiency
We study the problem of finding efficient equivalent viewbased rewritings of relational queries, focusing on query optimization using materialized views under the assumption that ...
Gang Gou, Maxim Kormilitsin, Rada Chirkova
KSEM
2010
Springer
13 years 5 months ago
A Concept Hierarchy Based Ontology Mapping Approach
Abstract. Ontology mapping is one of the most important tasks for ontology interoperability and its main aim is to find semantic relationships between entities (i.e. concept, attri...
Ying Wang, Weiru Liu, David A. Bell
WWW
2008
ACM
14 years 8 months ago
Integrating the IAC neural network in ontology mapping
Ontology mapping seeks to find semantic correspondences between similar elements of different ontologies. This paper proposes a neural network based approach to search for a globa...
Ming Mao, Yefei Peng, Michael Spring