Contributions

My research group has focused its efforts on the analysis, design, and evaluation of error diffusion halftoning systems for grayscale and color images. For grayscale error diffusion, my group's contributions include:
  1. frequency domain analysis,
  2. block error diffusion framework,
  3. quality assessment,
  4. joint optimization with interpolation,
  5. inverse halftoning, and
  6. halftone compression.
For color error diffusion, my group's contributions include:
  1. vector color diffusion framework, and
  2. quality assessment.
The above subjective quality assessment for halftone display on PC monitors was conducted in a controlled laboratory setting and in a Web-based framework, using the sRGB monitor standard.


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