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CORR
2010
Springer
209views Education» more  CORR 2010»
14 years 6 months ago
Generalized Tree-Based Wavelet Transform
In this paper we propose a new wavelet transform applicable to functions defined on graphs, high dimensional data and networks. The proposed method generalizes the Haar-like transf...
Idan Ram, Michael Elad, Israel Cohen
WCE
2007
14 years 11 months ago
VHDL Implementation of Multiplierless, High Performance DWT Filter Bank
—The JPEG 2000 image coding standard employs the biorthogonal 9/7 wavelet for lossy compression. The performance of hardware implementation of 9/7-filter bank depends on accuracy...
M. M. Aswale, R. B. Patil
CORR
2007
Springer
109views Education» more  CORR 2007»
14 years 9 months ago
Delayed Sequential Coding of Correlated Sources
— Motivated by video coding applications, we study the problem of sequential coding of correlated sources with (noncausal) encoding and/or decoding frame-delays. The fundamental ...
Nan Ma, Ye Wang, Prakash Ishwar
ISM
2008
IEEE
111views Multimedia» more  ISM 2008»
15 years 4 months ago
Secure and Low Cost Selective Encryption for JPEG2000
Selective encryption is a new trend in content protection. It aims at reducing the amount of data to encrypt while achieving a sufficient and inexpensive security. This approach ...
Ayoub Massoudi, Frédéric Lefè...
EMSOFT
2004
Springer
15 years 3 months ago
Garbage collection for embedded systems
Security concerns on embedded devices like cellular phones make Java an extremely attractive technology for providing third-party and user-downloadable functionality. However, gar...
David F. Bacon, Perry Cheng, David Grove