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ICCV
2007
IEEE
14 years 9 months ago
Non-additive Approach for Omnidirectional Image Gradient Estimation
The way catadioptric images are acquired implies that they present radial distortions. Therefore, classical processing may not be suitable. This statement will be illustrated by c...
Florence Jacquey, Frederic Comby, Olivier Strauss
JCIT
2007
111views more  JCIT 2007»
13 years 7 months ago
Edge Closing of Synthetic and Real Images using Polynomial Fitting
Usually, in image processing, edge detectors are mostly used as a basis for high level processing. In many cases, the edge detection gives erroneous and imprecise results, as inco...
M. Benjelloun, H. J. Tellez Oliva, R. Prevot
CVPR
2000
IEEE
14 years 10 days ago
Error Analysis of Background Adaption
Background modeling is a common component in video surveillance systems and is used to quickly identify regions of interest. To increase the robustness of background subtraction t...
Xiang Gao, Terrance E. Boult, Frans Coetzee, Visva...
MM
2003
ACM
140views Multimedia» more  MM 2003»
14 years 1 months ago
Looking into video frames on small displays
With the growing popularity of personal digital assistants and smart phones, people have become enthusiastic to watch videos through these mobile devices. However, a crucial chall...
Xin Fan, Xing Xie, He-Qin Zhou, Wei-Ying Ma
VTC
2008
IEEE
107views Communications» more  VTC 2008»
14 years 2 months ago
Performance of Relay-Aided DS-CDMA Downlink Systems Communicating over Nakagami-m Fading Channels
—In this contribution we investigate the bit-error-rate (BER) performance of a downlink direct-sequence code-division multiple-access (DS-CDMA) system, where a set of relays are ...
Wei Fang, Lie-Liang Yang, Lajos Hanzo