183 search results - page 27 / 37 » Image Coding Using Dual-Tree Discrete Wavelet Transform |
107
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ISBI
2011
IEEE
14 years 3 months ago
2011
IEEE
Pancreas segmentation in 3-D computed tomography (CT) data is of high clinical relevance, but extremely difficult since the pancreas is often not visibly distinguishable from the...
123
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SPIESR
1998
15 years 29 days ago
1998
An approach to embedding gray scale images using a discrete wavelet transform is proposed. The proposed scheme enables using signature images that could be as much as 25% of the h...
PRL
2002
14 years 11 months ago
2002
Optical lenses, particularly those with long focal lengths, suffer from the problem of limited depth of field. Consequently, it is often difficult to obtain good focus for all obj...
123
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TIT
1998
14 years 11 months ago
1998
In this article we review some recent interactions between harmonic analysis and data compression. The story goes back of course to Shannon’s R(D) theory in the case of Gaussian...
117
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SSIAI
2002
IEEE
15 years 4 months ago
2002
IEEE
We present results quantifying the exploitability of compressed remote sensing imagery. The performance of various feature extraction and classification tasks is measured on hype...