Overview

discrete cosine transform


Related Overviews

 

'discrete cosine transform' can also refer to...

 

More Like This

Show all results sharing this subject:

  • Computing

GO

Show Summary Details

Quick Reference

(DCT)

A mathematical operation that analyzes an arbitrary waveform into a summation of cosine functions: where the waveform f(x) is approximated by N samples at x = 0,1,…N−1.

Discrete cosine transforms find application in image-compression techniques, for example in JPEG.

Subjects: Computing.


Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.