120 search results - page 14 / 24 » Spatial Adaptive Wavelet Thresholding for Image Denoising |
ICIP
1997
IEEE
15 years 11 months ago
1997
IEEE
In this paper, a new systematic method to segment possible target areas based on wavelet transforms is presented. We develop an analytic model for the segmentation of targets, whi...
ISBI
2004
IEEE
15 years 10 months ago
2004
IEEE
Wavelet-based statistical analysis methods for fMRI are able to detect brain activity without smoothing the data. Typically, the statistical inference is performed in the wavelet ...
85
Voted
ICIP
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper introduces a novel perceptually adaptive approach to image denoising using anisotropic non-local means. In the classical non-local means image denoising approach, the v...
TMI
1998
14 years 9 months ago
1998
Abstract— This paper presents an algorithm for speckle reduction and contrast enhancement of echocardiographic images. Within a framework of multiscale wavelet analysis, we apply...
78
Voted
ISBI
2007
IEEE
15 years 4 months ago
2007
IEEE
Image model plays a critical role in recovering diagnosis-relevant information from noisy observation data. Unlike conventional denoising techniques based on local models, a patch...