493 search results - page 49 / 99 » Adaptive thresholding by variational method |
ICMCS
2006
IEEE
14 years 3 months ago
2006
IEEE
Due to the diversity of different wipe effects, wipe transition is considered complex and difficult to detect. This paper identifies two common characteristics of different wipes,...
PAA
2000
13 years 8 months ago
2000
Abstract: In this paper we present a multi-scale method for the detection of small targets embedded in noisy background. The multiscale representation is built using a weighted und...
FPGA
2010
ACM
14 years 5 months ago
2010
ACM
Electronic systems increasingly suffer from component variation, thermal hotspots, uneven wearout, and other subtle physical phenomena. Systems based on FPGAs have unique opportun...
ISBI
2009
IEEE
14 years 3 months ago
2009
IEEE
We propose a reconstruction scheme adapted to MRI that takes advantage of a sparsity constraint in the wavelet domain. We show that artifacts are significantly reduced compared t...
ICASSP
2007
IEEE
14 years 3 months ago
2007
IEEE
Perceptual image quality metrics have explicitly accounted for perceptual characteristics of the human visual system (HVS) by modeling sensitivity to subband noise as the just-not...