菲舍尔更喜欢一种比较不常用的数学方法——小波变换，这种方法可以将声音分解成比较短的离散的小波成分。
Fischer prefers to use a less common mathematical process known as the wavelet transformation, which represents the sound in terms of short, discrete components known as wavelets.
介绍了为实现电子模拟运算导弹允许发射距离的数学模型，并说明了雷达距离比例尺的变换方法。
This paper introduce the mathematical model to realize the electronic analog computation to missile allowable launching distance and explain the transforming way of radar range scale.
介绍了利用快速富里叶变换(FFT)计算离散数学模型频率特性的方法。
A method of using fast Fourier transformation (FFT) to calculate the frequency characteristics of discrete mathematical model is introduced.
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