3. The Discrete Cosine Transform

  1. S. Allen Broughton and
  2. Kurt Bryan

Published Online: 22 FEB 2011

DOI: 10.1002/9781118032442.ch3

Discrete Fourier Analysis and Wavelets: Applications to Signal and Image Processing

Discrete Fourier Analysis and Wavelets: Applications to Signal and Image Processing

How to Cite

Broughton, S. A. and Bryan, K. (2008) The Discrete Cosine Transform, in Discrete Fourier Analysis and Wavelets: Applications to Signal and Image Processing, John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/9781118032442.ch3

Publication History

  1. Published Online: 22 FEB 2011
  2. Published Print: 22 OCT 2008

ISBN Information

Print ISBN: 9780470294666

Online ISBN: 9781118032442

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Keywords:

  • discrete cosine transform;
  • compression;
  • block transforms;
  • JPEG compression;
  • image filtering

Summary

This chapter contains sections titled:

  • Motivation for the DCT–Compression

  • Other Compression Issues

  • Initial Examples–Thresholding

  • The Discrete Cosine Transform

  • Properties of the DCT

  • The Two-dimensional DCT

  • Block Transforms

  • JPEG Compression

  • Matlab Project