查卡拉波蒂和他的研究团队从大规模数据库中获取蛋白质数据，使用随机矩阵理论分析病毒的基因序列，最后发现几组氨基酸的突变是可调节的。
Working with HIV proteins taken from a massive database, the team used random matrix theory to analyze HIV's genetic code and find groups of amino acids whose mutations were coordinated.
根据走行部故障振动信号的特点，选用调制高斯函数作为分析小波，处理由损伤冲击造成的信号突变。
The modulate Gauss function is selected as the analysis wavelet to deal with the fault signal saltation caused by the damage concussion, according to the (characteristics) of fault vibration signals.
通过对小波变换表征信号突变原理的研究，给出了基于小波变换的音频信号基频提取的原理和算法。
By researching on the theory of the signal sudden change token by wavelet, this paper provides the principle and algorithm of audio signal pitch extraction based on wavelet principle.
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