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IEICE TRANSACTIONS on Fundamentals

A Fast Intra Mode Decision Algorithm in VVC Based on Feature Cross for Screen Content Videos

Zhi LIU, Siyuan ZHANG, Xiaohan GUAN, Mengmeng ZHANG

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Summary :

In previous machine learning based fast intra mode decision algorithms for screen content videos, feature design is a key task and it is always difficult to obtain distinguishable features. In this paper, the idea of interaction of features is introduced to fast video coding algorithm, and a fast intra mode decision algorithm based on feature cross is proposed for screen content videos. The numeric features and category features are designed based on the characteristics of screen content videos, and the adaptive factorization network (AFN) is improved and adopted to carry out feature interaction to designed features, and output distinguishable features. The experimental results show that for AI (All Intra) configuration, compared with standard VVC/H.266, the coding time is reduced by 29.64% and the BD rate is increased only by 1.65%.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E107-A No.1 pp.178-181
Publication Date
2024/01/01
Publicized
2023/07/24
Online ISSN
1745-1337
DOI
10.1587/transfun.2023EAL2013
Type of Manuscript
LETTER
Category
Coding Theory

Authors

Zhi LIU
  North China University of Technology
Siyuan ZHANG
  North China University of Technology
Xiaohan GUAN
  North China University of Technology
Mengmeng ZHANG
  North China University of Technology,Beijing Union University

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