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» A Concept Hierarchy Based Ontology Mapping Approach
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OWLED
2008
15 years 7 months ago
Enhancing Web Portals with Ontology-Based Data Access: The Case Study of South Africa's Accessibility Portal for People with Dis
Abstract. Web portal software is relatively easy to set up and populate from the perspective of the end-user, but it leaves the back-end database devoid of subject domain semantics...
C. Maria Keet, Ronell Alberts, Aurona Gerber, Gibs...
CIBCB
2007
IEEE
15 years 9 months ago
Associative Artificial Neural Network for Discovery of Highly Correlated Gene Groups Based on Gene Ontology and Gene Expression
Abstract-- The advance of high-throughput experimental technologies poses continuous challenges to computational data analysis in functional and comparative genomics studies. Gene ...
Ji He, Xinbin Dai, Xuechun Zhao
TKDE
2011
280views more  TKDE 2011»
15 years 24 days ago
Locally Consistent Concept Factorization for Document Clustering
—Previous studies have demonstrated that document clustering performance can be improved significantly in lower dimensional linear subspaces. Recently, matrix factorization base...
Deng Cai, Xiaofei He, Jiawei Han
SEMWEB
2009
Springer
16 years 12 days ago
BeliefOWL: An Evidential Representation in OWL Ontology
The OWL is a language for representing ontologies but it is unable to capture the uncertainty about the concepts for a domain. To address the problem of representing uncertainty, w...
Amira Essaid, Boutheina Ben Yaghlane
CONTEXT
2007
Springer
15 years 9 months ago
Representing Context in Web Search with Ontological User Profiles
Abstract. One of the key factors for effective personalization of information access is the user context. We propose a framework which integrates several critical elements that mak...
Ahu Sieg, Bamshad Mobasher, Robin D. Burke