Method for the compression of digital images and device for the

Details Method for the compression of digital images and device for the Method for the compression of digital images and device for the

1987-02-24

1988-09-06

Britton, Howard W.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358 13, 358 75, 358 80, H04N 712

Patent

active

047697024

ABSTRACT:
The invention pertains to a method and a device for the compression of digital images, the image being made up of a set of pixels, these pixels being assembled in classes, the number of which is predetermined, the method consisting in the creation, during the analysis of the image and each time that a pixel does not belong to the classes already created, a class to which the pixel would belong, this class being created on the basis of the radiometric characteristics of the pixel analyzed.

REFERENCES:
patent: 4639769 (1987-01-01), Fleisher
patent: 4654720 (1987-03-01), Tozawa
patent: 4677465 (1987-06-01), Alkofer
Metwali et al., "Stored Patterns, etc.", 1981, pp. 92-96, IEEE Int. Symposium on Circuits and Systems Proc.
Gersho et al., "Adaptive Vector, etc.", 1985, pp. 133-136, ICASSP Proc., IEEE Conf. on Acoustics, Speech and Signal Proc.
Lowitz, "Compression des Donnees Images, etc.", 1978, pp. 700-713, AFCET-IRIA, Paris, France.

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