Structure of spatio-temporal prefilters for conditional-replenishment video coders

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Structure of spatio-temporal prefilters for conditional-replenishment video coders

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© The Institution of Electrical Engineers
Published

A desirable integrated structure for conditional-replenishment video prefilters has been found experimentally to be unstable if too much spatial filtering is used. Analysis indicates a number of possible solutions; one which has been implemented is the separation of spatial and temporal sections.

Inspec keywords: encoding; video signals; picture processing; filtering and prediction theory

Other keywords: integrated structure; conditional-replenishment video coders; spatio-temporal prefilters

Subjects: Optical information, image and video signal processing

References

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      • D.I. Crawford . (1982) Spatio-temporal prefiltering for a video-conference coder, Electronic image processing.
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