Image Quantization, Halftoning, and Dithering

9/14/00


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Table of Contents

Image Quantization, Halftoning, and Dithering

Overview

What is an Image?

What is an Image?

What is an Image?

Image Acquisition

Image Resolution

Sources of Error

Overview

Quantization

Uniform Quantization

Uniform Quantization

Overview

Classical Halftoning

Classical Halftoning

Halftone patterns

Halftone patterns

Overview

Dithering

Dithering

Random Dither

Random Dither

Ordered Dither

Ordered Dither

Ordered Dither

Error Diffusion Dither

Floyd-Steinberg Algorithm

Error Diffusion Dither

Image Processing

Summary

 Author: funk

Email: funk@cs.princeton.edu

Home Page: http://www.cs.princeton.edu/courses/cs426