Conditional entropy coding for efficient video compression

JJ Liu, S Wang, WC Ma, R Urtasun - US Patent 11,375,194, 2022 - Google Patents
Abstract Systems and method for video compression using conditional entropy coding. An
ordered sequence of image frames can be transformed to produce an entropy coding for …

Entropy coding in image and video compression using machine learning

A Bokov, H Su - US Patent 10,652,581, 2020 - Google Patents
Abstract Machine learning is used to refine a probability distribution for entropy coding video
or image data. A probability distribution is determined for symbols associated with a video …

Machine-learning based video compression

O Rippel, S Nair, C Lew, S Branson… - US Patent …, 2020 - Google Patents
An encoder system trains a compression model that includes an autoencoder model and a
frame extractor model. The encoding portion of the autoencoder is coupled to receive a set …

Machine-learning based video compression

O Rippel, S Nair, C Lew, S Branson… - US Patent …, 2020 - Google Patents
An encoder system trains a compression model that includes an autoencoder model and a
frame extractor model. The encoding portion of the autoencoder is coupled to receive a set …

Learned lossy image compression codec

S Appalaraju, R Manmatha, Y Patel - US Patent 10,909,728, 2021 - Google Patents
Techniques for learned lossy image compression are described. A system may perform
image compression using an image compression model that includes an encoder to …

Adaptive initialization for context adaptive entropy coding

GUO Liwei, M Karczewicz, X Wang - US Patent App. 13/665,403, 2013 - Google Patents
BACKGROUND 0003 Digital video capabilities can be incorporated into a wide range of
devices, including digital televisions, digital direct broadcast systems, wireless broadcast …

Weighted prediction based on vectorized entropy coding

M Karczewicz, R Panchal - US Patent App. 12/351,684, 2010 - Google Patents
This disclosure describes methods that control the selection of predictive coding techniques
for enhancement layer video blocks based on characteristics of vectorized entropy coding …

Content adaptive entropy coding for next generation video

A Puri - US Patent 9,973,758, 2018 - Google Patents
Techniques related to content adaptive entropy coding are described. A technique for video
coding may include obtaining first and second video data for entropy encoding such that the …

System for nested entropy encoding

Y Su, CA Segall - US Patent 10,104,391, 2018 - Google Patents
Methods and systems for improving coding efficiency of video. In one aspect of the
disclosure, efficiency may be improved by trimming candidate motion vectors used for …

Adaptation of scan order entropy coding

D He - US Patent 10,356,411, 2019 - Google Patents
Abstract Systems and methods are disclosed for adapting scan order for entropy coding. For
example, methods may include partitioning a block of video data into a plurality of groups of …