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PODS
2010
ACM
250views Database» more  PODS 2010»
15 years 9 months ago
From information to knowledge: harvesting entities and relationships from web sources
There are major trends to advance the functionality of search engines to a more expressive semantic level. This is enabled by the advent of knowledge-sharing communities such as W...
Gerhard Weikum, Martin Theobald
CAISE
2006
Springer
15 years 7 months ago
An e-Librarian Service that Understands Natural Language Questions from Students
In this paper we present an e-librarian service which is able to retrieve multimedia resources from a knowledge base in a more efficient way than by browsing through an index or by...
Serge Linckels, Christoph Meinel, Thomas Engel
IJCAI
2003
15 years 5 months ago
Minimal Change and Maximal Coherence for Epistemic Logic Program Updates
We consider the problem of updating nonmonotonic knowledge bases represented by epistemic logic programs where disjunctive information and notions of knowledge and beliefs can be ...
Yan Zhang
SOCIALCOM
2010
15 years 2 months ago
OSNAC: An Ontology-based Access Control Model for Social Networking Systems
Abstract--As the information flowing around in social networking systems is mainly related or can be attributed to their users, controlling access to such information by individual...
Amirreza Masoumzadeh, James B. D. Joshi
CIA
2006
Springer
15 years 7 months ago
Semantic Web Research Anno 2006: Main Streams, Popular Fallacies, Current Status and Future Challenges
In this topical1 paper we try to give an analysis and overview of the current state of Semantic Web research. We point to different interpretations of the Semantic Web as the reaso...
Frank van Harmelen