Sciweavers

1074 search results - page 147 / 215
» Adaptive color reduction
Sort
View
VTC
2010
IEEE
129views Communications» more  VTC 2010»
15 years 4 months ago
A Systematic LT Coded Arrangement for Transmission over Correlated Shadow Fading Channels in 802.11 Ad-Hoc Wireless Networks
— Systematic Luby Transform (SLT) codes constitute rateless codes, which are capable of adaptively adjusting their code rate depending on the channel quality without any explicit...
Hoang Anh Ngo, Tim Stevens, Robert G. Maunder, Laj...
DPHOTO
2009
131views Hardware» more  DPHOTO 2009»
15 years 4 months ago
Interaction of image noise, spatial resolution, and low contrast fine detail preservation in digital image processing
We present a method to improve the validity of noise and resolution measurements on digital cameras. If non-linear adaptive noise reduction is part of the signal processing in the...
Uwe Artmann, Dietmar Wueller
IACR
2011
90views more  IACR 2011»
14 years 6 months ago
On the Security of the Winternitz One-Time Signature Scheme
Abstract. We show that the Winternitz one-time signature scheme is existentially unforgeable under adaptive chosen message attacks when instantiated with a family of pseudo random ...
Johannes Buchmann, Erik Dahmen, Sarah Ereth, Andre...
MM
2004
ACM
100views Multimedia» more  MM 2004»
15 years 11 months ago
GURU: a multimedia distance-learning framework for users with disabilities
GURU is a distance-learning environment that renders multimedia information to users with disabilities in an accessible manner. It is an implementation framework developed as part...
Vidhya Balasubramanian, Nalini Venkatasubramanian
MOBIHOC
2000
ACM
15 years 10 months ago
Low power rendezvous in embedded wireless networks
ln the future, wireless networking will be embedded into a wide variety of common, everyday objects [1]. In many embedded networking situations, the communicating nodes will be ver...
Terry Todd, Frazer Bennett, Alan Jones