rate and distortion model

基本解释

By analyzing the rate-distortion model and rate control method in TMN8, this paper proposes a rate control based fast Intra-update method.
在详细分析了TMN8中的率失真模型和比特率控制过程之后，本文提出了一种基于比特率控制的快速帧内更新算法。
The conventional quadric rate-distortion model was improved and a new one was introduced by incorporating the human visual system(HVS) characteristics.
算法对传统二次率失真模型进行了改进，并结合人眼的立体视觉特性，提出了新的码率控制策略。
The multi-resolution motion estimation scheme and an efficient rate-distortion model are adopted with early termination rules to accelerate the search process.
此算法基于多分辨率运动估计方案和新率失真模型进行预测模式快速选择，并结合带提前退出准则的快速搜索算法来加速搜索过程。