Sciweavers

709 search results - page 23 / 142
» Threshold Setting and Performance Optimization in Adaptive F...
Sort
View
DPHOTO
2009
154views Hardware» more  DPHOTO 2009»
13 years 5 months ago
Optimal color filter array design: quantitative conditions and an efficient search procedure
Most digital cameras employ a spatial subsampling process, implemented as a color filter array (CFA), to capture color images. The choice of CFA patterns has a great impact on the...
Yue M. Lu, Martin Vetterli
ICIP
2005
IEEE
14 years 9 months ago
Homogeneity-based directional sigma filtering of video noise
This paper proposes a real-time method for the reduction of white Gaussian video noise. The method achieves a maximum gain of 4.8 dB and is capable of preserving image content. It...
Mohammed Ghazal, Aishy Amer, Ali Ghrayeb
ICASSP
2011
IEEE
12 years 11 months ago
A single snapshot optimal filtering method for fundamental frequency estimation
Recently, optimal linearly constrained minimum variance (LCMV) filtering methods have been applied for fundamental frequency estimation. Like many other fundamental frequency est...
Jesper Rindom Jensen, Mads Groesboll Christensen, ...
TCSV
2008
131views more  TCSV 2008»
13 years 7 months ago
Fast Optimal Motion Estimation Based on Gradient-Based Adaptive Multilevel Successive Elimination
In this paper, we propose a fast and optimal solution for block motion estimation based on an adaptive multilevel successive elimination algorithm. This algorithm is accomplished b...
Shao-Wei Liu, Shou-Der Wei, Shang-Hong Lai
CVPR
2008
IEEE
14 years 9 months ago
Filtering Internet image search results towards keyword based category recognition
In this work we aim to capitalize on the availability of Internet image search engines to automatically create image training sets from user provided queries. This problem is part...
Kamil Wnuk, Stefano Soatto