改进的分块自适应阈值算法不仅保留了原算法的优点，而且具有较高的编码效率。
Besides the high coding efficiency, the improved block-based adaptive threshold wavelet embedded coding algorithm preserves the properties of the SPECK and has high coding efficiency.
特别是对阈值去噪方法，提出了一种基于正交小波变换和自适应学习算法的噪声抑制方法。
Especially to threshold de-noising, a method based on orthogonal wavelet analysis and self-adaptive learning algorithm was proposed here.
采用自适应阈值搜索停止算法，减少了运动估计搜索次数，并且基本保持运动估计的精度不变。
It adopts adaptive threshold stopping algorithm so as to decrease the time of motion search and keep the motion search resolution unchanged.
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