Software for Wavelet-based Inverse Halftoning via Deconvolution (WInHD)

Original	Floyd halftone	WInHD estimate (PSNR = 32.1 dB)
Note: Click on images to zoom in

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Reference:

• R. Neelamani, R. Nowak, and R. G. Baraniuk, WInHD: Wavelet-based Inverse Halftoning via Deconvolution, submitted to the IEEE transactions on Image Processing, October 2002. Paper in PDF format. Abstract.
  

Code Version 1.0:

• Self-contained package with Lena examples. Best suited to users who run MATLAB.
  
• Unix/Linux/Solaris: Gzip compressed code (1.3 MB).
  
  • Unpack gzip'ed files using "gunzip winhd.tar.gz" followed by "tar -xvf winhd.tar".
    Then, read the README file in the unpacked directory.
    
  • Additional Peppers results. (1 MB)
• Windows: Winzipped code (1.3 MB).
  • Unpack using winzip.
    Then, read the README file in the unpacked directory.
    
  • Additional Peppers results. (1.2 MB)

Author:

• Ramesh Neelamani, DSP Group, Rice University

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For further information, please see our list of wavelet-based DSP related publications.

Please report any bugs or send comments regarding these programs to neelsh@ece.rice.edu.

Copyright © 2001, Digital Signal Processing Group, Rice University.