JPEG Compression History Estimation

for Color Images

Lattice structure of a JPEG-compressed color image's DCT coefficients

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References:

• R. Neelamani, R. de Queiroz, Z. Fan, S. Dash , and R. G. Baraniuk, JPEG Compression History Estimation for Color Images, To be published in the IEEE Transactions on Image Processing, 2005. Paper in PDF format.Abstract.
• R. Neelamani, S. Dash , and R. G. Baraniuk, On Nearly Orthogonal Lattice Bases and Random Lattices. Submitted to the SIAM Journal on Discrete Mathematics, 2005. Paper in PDF format.

Dictionary-based Compression History Estimation:

• Self-contained package with examples. Best suited to users who run MATLAB.
  
• Download: Gzip compressed code (3.5 MB).
  
• Instructions: Unpack the downloaded files and then read the README file in the unpacked directory.
  
• Author: Ramesh Neelamani, DSP Group, Rice University.
  

Lattice-based Compression History Estimation:

• Self-contained package with examples. Best suited to users who run MATLAB.
  
• Download: Gzip compressed code (3.5 MB).
  
• Instructions: Unpack the downloaded files and then read the README file in the unpacked directory.
  
• Author: Ramesh Neelamani, DSP Group, Rice University.
  

Color Space Transformation:

• Package to implement various color space transformations. Best suited to users who run MATLAB.
  
• Download: Gzip compressed code (15 KB).
  
• Instructions: Unpack the downloaded files and then read the README file in the unpacked directory.
  
• Authors:
  • Matt Gaubatz, Visual Communications Lab, Cornell University.
    
  • Ramesh Neelamani, DSP Group, Rice University.
    
  
  
  
  
  

Copyright © 2003, Digital Signal Processing Group, Rice University.