785 search results - page 86 / 157 » On the Hilbert Transform of Wavelets |
199
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Publication
Still and multi-media images are subject to transformations for compression, steganographic embedding and digital watermarking. In a major program of activities we are engaged in t...
114
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TMI
1998
15 years 1 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...
ICIP
2005
IEEE
16 years 3 months ago
2005
IEEE
This paper presents a new approach to texture defect detection based on a set of optimised filters. Each filter is applied to one wavelet sub-band and its size and shape are tuned ...
ICIP
2000
IEEE
16 years 3 months ago
2000
IEEE
In image based rendering (IBR), a 3D scene is recorded through a set of photos, and a novel view is rendered by assembling data from the photo set. Compression is essential to red...
116
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IWCMC
2009
ACM
15 years 8 months ago
2009
ACM
This paper presents the application of cognitive algorithm for a stream diffusion in home theatre “5+1 audio” surround applications. We develop a wavelet-based method to effic...