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SIMPRA
2008
131views more  SIMPRA 2008»
13 years 6 months ago
Distributed simulation of DEVS and Cell-DEVS models in CD++ using Web-Services
: DEVS is a Modeling and Simulation formalism that has been widely used to study the dynamics of discrete event systems. Cell-DEVS is a DEVS-based formalism that defines spatial mo...
Gabriel A. Wainer, Rami Madhoun, Khaldoon Al-Zoubi
CCS
2006
ACM
13 years 10 months ago
Beyond separation of duty: an algebra for specifying high-level security policies
A high-level security policy states an overall requirement for a sensitive task. One example of a high-level security policy is a separation of duty policy, which requires a sensi...
Ninghui Li, Qihua Wang
PVLDB
2008
146views more  PVLDB 2008»
13 years 6 months ago
Graceful database schema evolution: the PRISM workbench
Supporting graceful schema evolution represents an unsolved problem for traditional information systems that is further exacerbated in web information systems, such as Wikipedia a...
Carlo Curino, Hyun Jin Moon, Carlo Zaniolo
CVPR
2003
IEEE
14 years 8 months ago
Learning epipolar geometry from image sequences
We wish to determine the epipolar geometry of a stereo camera pair from image measurements alone. This paper describes a solution to this problem which does not require a parametr...
Yonatan Wexler, Andrew W. Fitzgibbon, Andrew Zisse...
SIGIR
2012
ACM
11 years 9 months ago
Explanatory semantic relatedness and explicit spatialization for exploratory search
Exploratory search, in which a user investigates complex concepts, is cumbersome with today’s search engines. We present a new exploratory search approach that generates interac...
Brent Hecht, Samuel Carton, Mahmood Quaderi, Johan...