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ICIP
1999
IEEE
14 years 11 months ago
1999
IEEE
Zerotree coding based on the wavelet transform is a very effective image compression technique. Since it exploits the dyadic multiresolution characteristic of wavelet transform, h...
ICIP
1999
IEEE
14 years 11 months ago
1999
IEEE
In this paper, we present an efficient region-based video coding scheme. The region partioning is optimized according to a rate-distortion criterion in order to achieve constant b...
ICIP
1999
IEEE
14 years 11 months ago
1999
IEEE
In this paper, we present the notion of cascading steerable filters to improve their angular resolution. Additionally, we illustrate that the results of such cascades can be steer...
ICIP
1999
IEEE
14 years 11 months ago
1999
IEEE
Working with contrast instead of luminance can facilitate numerous image processing and analysis tasks. Unfortunately, a common definition of contrast suitable for all situations ...
ICIP
1999
IEEE
14 years 11 months ago
1999
IEEE
We address in this paper the problem of optimal coding in the framework of region-based video coding systems, with a special stress on content-based functionalities. We present a ...