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IADIS
2004
15 years 1 months ago
Preliminary Steps in Designing and Implementing a Privilege Verifier for PMI
We have designed and deployed a system that uses X.509 public-key certificates (PKC) and attribute certificates (AC) for access control. This includes an authorization service for...
Diana Berbecaru, Antonio Lioy
IJRR
2008
115views more  IJRR 2008»
14 years 12 months ago
Planning High-quality Paths and Corridors Amidst Obstacles
The motion-planning problem, involving the computation of a collision-free path for a moving entity amidst obstacles, is a central problem in fields like Robotics and Game Design....
Ron Wein, Jur P. van den Berg, Dan Halperin
JASIS
2006
106views more  JASIS 2006»
14 years 11 months ago
Web unit-based mining of homepage relationships
Abstract Homepages usually describe important semantic information about conceptual or physical entities, and are hence the main targets for searching and browsing. To facilitate s...
Aixin Sun, Ee-Peng Lim
KAIS
2006
121views more  KAIS 2006»
14 years 11 months ago
TEG-a hybrid approach to information extraction
Abstract This paper describes a hybrid statistical and knowledge-based inforQ1 mation extraction model, able to extract entities and relations at the sentence level. The model atte...
Ronen Feldman, Binyamin Rosenfeld, Moshe Fresko
SIGMOD
2008
ACM
118views Database» more  SIGMOD 2008»
14 years 11 months ago
NAGA: harvesting, searching and ranking knowledge
The presence of encyclopedic Web sources, such as Wikipedia, the Internet Movie Database (IMDB), World Factbook, etc. calls for new querying techniques that are simple and yet mor...
Gjergji Kasneci, Fabian M. Suchanek, Georgiana Ifr...