Localized image compression calculation method and apparatus to

Details Localized image compression calculation method and apparatus to Localized image compression calculation method and apparatus to

1992-03-09

1996-10-01

Couso, Jose L.

Image analysis

Image enhancement or restoration

Image filter

382232, 382285, 382293, 348578, 348580, G06K 940, H04N 974

Patent

active

055617239

ABSTRACT:
A dynamically variable anti-aliasing filtering system calculates on a local basis the compression factors (Cf) present in an image that is being mapped from a two-dimensional source image through a three-dimensional space and into a two-dimensional target image, the apparatus implementing a linear equation of the form:

REFERENCES:
patent: 4717951 (1988-01-01), Fling
patent: 5077608 (1991-12-01), Dubner
patent: 5193126 (1993-03-01), Matsuki
"Analysis of Transforms for the Control of Anti-aliasing Filters", David Lake, Jun. 5, 1984.
"Skew Analysis in the Control of Anti-aliasing Filters", David Lake, Jan. 5, 1988.

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