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ICPR
2008
IEEE
16 years 6 months ago
Learning motion patterns in crowded scenes using motion flow field
Learning typical motion patterns or activities from videos of crowded scenes is an important visual surveillance problem. To detect typical motion patterns in crowded scenarios, w...
Min Hu, Mubarak Shah, Saad Ali
CCS
2009
ACM
16 years 6 months ago
Conditional proxy re-encryption secure against chosen-ciphertext attack
In a proxy re-encryption (PRE) scheme [4], a proxy, authorized by Alice, transforms messages encrypted under Alice's public key into encryptions under Bob's public key w...
Jian Weng, Robert H. Deng, Xuhua Ding, Cheng-Kang ...
HICSS
2009
IEEE
130views Biometrics» more  HICSS 2009»
16 years 11 days ago
A Systematic Approach to Improve Communication for Emergency Response
The importance of communication, information sharing and interoperability in an emergency response scenario have risen recently based on the frequency of disasters throughout the ...
Raheleh B. Dilmaghani, Ramesh R. Rao
COMPSAC
2009
IEEE
16 years 9 days ago
An Economical Approach to Usability Testing
Many software engineers consider usability testing as one of the more expensive, tedious and least rewarding tests to implement. Making usability testing less expensive and more r...
Carl J. Mueller, Dan E. Tamir, Oleg V. Komogortsev...
ICCTA
2007
IEEE
15 years 12 months ago
Point Based Representations for Hierarchical Environments
The advent of advanced graphics technologies and improved hardware has enabled the generation of highly complex models with huge number of triangles. Point-based representations a...
Kedarnath Thangudu, Lakshmi Gade, Jag Mohan Singh,...