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IRE Transactions on Communications Systems
Article . 1977 . Peer-reviewed
License: IEEE Copyright
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A Fast Computational Algorithm for the Discrete Cosine Transform

A fast computational algorithm for the discrete cosine transform
Authors: Wen-Hsiung Chen; C. Harrison Smith; S. C. Fralick;

A Fast Computational Algorithm for the Discrete Cosine Transform

Abstract

A Fast Discrete Cosine Transform algorithm has been developed which provides a factor of six improvement in computational complexity when compared to conventional Discrete Cosine Transform algorithms using the Fast Fourier Transform. The algorithm is derived in the form of matrices and illustrated by a signal-flow graph, which may be readily translated to hardware or software implementations.

Keywords

Communication theory, Numerical methods for trigonometric approximation and interpolation, Software, source code, etc. for problems pertaining to information and communication theory

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
807
Top 1%
Top 0.01%
Top 10%
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