Sciweavers

3544 search results - page 243 / 709
» Information Security in Open Systems
Sort
View
DCC
2007
IEEE
16 years 6 months ago
Lossless Transmission of Correlated Sources over a Multiple Access Channel with Side Information
In this paper, we consider lossless transmission of arbitrarily correlated sources over a multiple access channel. Characterization of the achievable rates in the most general set...
Deniz Gündüz, Elza Erkip
CCS
2010
ACM
15 years 5 months ago
Protecting location privacy against inference attacks
GPS-enabled mobile devices are a quickly growing market and users are starting to share their location information with each other through services such as Google Latitude. Locati...
Kazuhiro Minami, Nikita Borisov
SACMAT
2009
ACM
16 years 1 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
CVPR
2003
IEEE
16 years 8 months ago
Fusing Online and Offline Information for Stable 3D Tracking in Real-Time
We propose an efficient online real-time solution for singlecamera 3?D tracking of rigid objects that can handle large camera displacements, drastic aspect changes, and partial oc...
Luca Vacchetti, Vincent Lepetit, Pascal Fua
SIGMOD
2008
ACM
92views Database» more  SIGMOD 2008»
16 years 6 months ago
Information extraction challenges in managing unstructured data
Over the past few years, we have been trying to build an end-to-end system at Wisconsin to manage unstructured data, using extraction, integration, and user interaction. This pape...
AnHai Doan, Jeffrey F. Naughton, Raghu Ramakrishna...