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» Searching the Web: From Keywords to Semantic Queries
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CIKM
2008
Springer
15 years 8 months ago
Modeling multi-step relevance propagation for expert finding
An expert finding system allows a user to type a simple text query and retrieve names and contact information of individuals that possess the expertise expressed in the query. Thi...
Pavel Serdyukov, Henning Rode, Djoerd Hiemstra
AAAI
2006
15 years 8 months ago
Large Scale Knowledge Base Systems: An Empirical Evaluation Perspective
In this paper, we discuss how our work on evaluating Semantic Web knowledge base systems (KBSs) contributes to address some broader AI problems. First, we show how our approach pr...
Yuanbo Guo, Abir Qasem, Jeff Heflin
MM
2010
ACM
158views Multimedia» more  MM 2010»
15 years 6 months ago
Web-based semantic browsing of video collections using multimedia ontologies
In this technical demonstration we present a novel web-based tool that allows a user friendly semantic browsing of video collections, based on ontologies, concepts, concept relati...
Marco Bertini, Gianpaolo D'Amico, Andrea Ferracani...
166
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CIKM
2010
Springer
15 years 5 months ago
Query optimization for ontology-based information integration
In recent years, there has been an explosion of publicly available RDF and OWL data sources. In order to effectively and quickly answer queries in such an environment, we present...
Yingjie Li, Jeff Heflin
WWW
2003
ACM
16 years 7 months ago
A Context-Based Information Agent for Supporting Intelligent Distance Learning Environments
The large amount of information now available on the Web can play a prominent role in building a cooperative intelligent distance learning environment. We propose a system to prov...
Mohammed Abdel Razek, Claude Frasson, Marc Kaltenb...