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TIT
2008
76views more  TIT 2008»
14 years 11 months ago
A Quasi-Random Approach to Space-Time Codes
This paper presents a quasi-random approach to space-time (ST) codes. The basic principle is conceptually simple, yet still very effective and flexible regarding the transmission ...
Keying Y. Wu, Li Ping
SP
2000
IEEE
110views Security Privacy» more  SP 2000»
15 years 4 months ago
LOMAC: Low Water-Mark Integrity Protection for COTS Environments
We hypothesize that a form of kernel-resident accesscontrol-based integrity protection can gain widespread acceptance in Commercial Off-The-Shelf (COTS) environments provided that...
Timothy Fraser
DCG
1998
53views more  DCG 1998»
14 years 11 months ago
Motion Planning in Environments with Low Obstacle Density
We present a simple and e cient paradigm for computing the exact solution of the motionplanning problem in environments with a low obstacle density. Such environments frequently o...
A. Frank van der Stappen, Mark H. Overmars, Mark d...
JEI
2000
133views more  JEI 2000»
14 years 11 months ago
Low complexity block motion estimation using morphological-based feature extraction and XOR operations
Motion estimation is a temporal image compression technique, where an n x n block of pixels in the current frame of a video sequence is represented by a motion vector with respect...
Thinh M. Le, R. Mason, Sethuraman Panchanathan
ICCV
2007
IEEE
16 years 1 months ago
Adaptive enhancement and noise reduction in very low light-level video
A general methodology for noise reduction and contrast enhancement in very noisy image data with low dynamic range is presented. Video footage recorded in very dim light is especi...
Henrik Malm, Magnus Oskarsson, Eric Warrant, Petri...