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» Semantic Web and Knowledge Representation
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IRCDL
2008
13 years 11 months ago
Video Event Annotation using Ontologies with Temporal Reasoning
Annotation and retrieval tools for multimedia digital libraries have to cope with the complexity of multimedia content. In particular, when dealing with video content, annotation ...
Marco Bertini, Alberto Del Bimbo, Giuseppe Serra
NIPS
2008
13 years 11 months ago
Partially Observed Maximum Entropy Discrimination Markov Networks
Learning graphical models with hidden variables can offer semantic insights to complex data and lead to salient structured predictors without relying on expensive, sometime unatta...
Jun Zhu, Eric P. Xing, Bo Zhang
SEBD
2007
148views Database» more  SEBD 2007»
13 years 11 months ago
Containment of Conjunctive Object Meta-Queries
We consider the problem of query containment over an object data model derived from F-logic. F-logic has generated considerable interest commercially, in the academia, and within ...
Andrea Calì, Michael Kifer
ERCIMDL
2010
Springer
168views Education» more  ERCIMDL 2010»
13 years 11 months ago
The Planets Testbed - A Collaborative Research Environment for Digital Preservation
The Planets Testbed is an open access web application for the digital preservation community, providing an experimental framework for evaluating preservation tools and approaches i...
Brian Aitken, Seamus Ross, Andrew Lindley, Edith M...
DKE
2007
132views more  DKE 2007»
13 years 9 months ago
Automated ontology construction for unstructured text documents
Ontology is playing an increasingly important role in knowledge management and the Semantic Web. This study presents a novel episode-based ontology construction mechanism to extra...
Chang-Shing Lee, Yuan-Fang Kao, Yau-Hwang Kuo, Mei...