928 search results - page 7 / 186 » On adaptive wavelet packets |
ICIP
2007
IEEE
14 years 11 months ago
2007
IEEE
Visual data comprises of multi-scale and inhomogeneous signals. In this paper, we exploit these characteristics and develop an adaptive data approximation technique based on a hie...
ICMCS
2006
IEEE
14 years 3 months ago
2006
IEEE
An adaptive robust image watermarking technique for color image authentication is proposed. In the proposed approach, the Y channel of a Yuv color host image and a concatenated RG...
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
Wavelet transform based image coding algorithms have the two inherent scalable features of SNR scalability and spatial (or resolution) scalability. However, fine scalability is sup...
ICIP
2000
IEEE
14 years 11 months ago
2000
IEEE
AICT
2007
IEEE
14 years 4 months ago
2007
IEEE
Based on the good time-frequency localization of the pulse shaping, it is possible to build a multicarrier modulation that reduces both narrowband interferences and multipath chan...