Complexity Reduction Study Based on RD Costs Approximation for VVC Intra Partitioning

M. E. A. Kherchouche, Franck Galpin, Thierry Dumas, F. Schnitzler, Daniel Ménard, L. Zhang

Published: 2025, Last Modified: 28 Feb 2026DCC 2025EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: This paper presents a comparison study of two machine-learning techniques to accelerate the Versatile Video Coding (VVC) intra-partitioning process in QuadTree (QT) configuration: a regression model for predicting Rate-Distortion (RD) costs and a Deep Q-Network (DQN)-based Reinforcement Learning (RL) approach that models partitioning as a Markov Decision Process (MDP). Both methods are size-independent and utilize neighboring RD costs and threshold values to optimize the splits of Coding Units (CUs).
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