Design of Quantizers for Real-Time Hadamard-Transform Coding of Pictures
- 1 January 1977
- journal article
- website
- Published by Institute of Electrical and Electronics Engineers (IEEE) in Bell System Technical Journal
- Vol. 56 (1) , 21-48
- https://doi.org/10.1002/j.1538-7305.1977.tb00151.x
Abstract
A methodology is developed to obtain subjectively optimum quantizers for Hadamard-transformed still pictures. To exploit the perceptual redundancies that depend upon the local properties of the picture, a small block (2 2 2, horizon...Keywords
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