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基于小波变换提出了一种新的编码方法——自适应算术编码。该方法计算效率高并具有自适应性，其编码效率高于Ｈｕｆｍａｎ编码。
A new coding method based on wavelet transform - adaptive arithmetic coding is proposed. The method is computationally efficient and adaptive, and its coding efficiency is higher than that of Hufman coding.