Tutorials and Web Resources

  1. Applet: Mark Schulze, "Image Halftoning Applet", which implements halftoning methods reported in Robert Ulichney's 1987 book entitled Digital Halftoning.

  2. Introduction: Brian L. Evans, "Halftoning as Data Conversion" and "Noise-shaped Feedback Coding" handout

  3. Error Diffusion Survey: Brian L. Evans, "Variations on Error Diffusion: Retrospectives and Future Trends". Last updated January 24, 2003.

  4. Error Diffusion Research: Brian L. Evans, "Error Diffusion Halftoning Methods for High-Quality Printed and Displayed Images". Last updated November 7, 2002. Video streamed version of presentation: Part I (April 12, 2005) and Part II (April 14, 2005).

  5. Toolbox: Vishal Monga, Niranjan Damera-Venkata, and Brian L. Evans, "Halftoning Toolbox for Matlab". Version 1.1 released on November 7, 2002.

  6. Color Models: Linear Color-Separable Human Visual Systems Models for Vector Error Diffusion Halftoning, Kyungpook National University, Korea, May 31, 2003.

  7. Binary Document Compression: Dave Tompkins, "Bi-Level Image Compression," in PowerPoint and PDF formats, posted with written permission of the author. The talk discusses Group 3, Group 4, JBIG, and JBIG2 binary document compression standards.

  8. Research Group: Brian L. Evans, "Embedded Signal Processing Laboratory".

Mail comments about this page to bevans@ece.utexas.edu.