实验证明该方法压缩比高、速度快，压缩后能保持信号与图像的特征不变。
The test shows that the compression method has higher compression ratio and faster speed, and keeps invariable characteristic of signal and image.
它的特点是压缩比高，压缩速度快，压缩后能保持信号与图像的特征不变，且在传递中可以抗干扰。
It has advantages of high compression rate, high compression speed, unchangeable signal and image characteristics after compression, and anti-interference under transmitting.
当原始数据的信噪比较低时， 阈值的选择受大振幅噪音的影响，使压缩比略有下降，但仍然能够保持信号基本不失真。
The results showed that, enen with compression ratio of more than 200, the data could be reconstracted with out significant loss of useful signals by the method.
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