PMSM_PI

高斯线性调频信号的WVD；多普勒信号的WVD；计算WVD时，加窗和不加窗的影响 (Gauss linear frequency modulation signal WVD Doppler signal WVD calculate WVD adding windows and not the effects of window)

说明：  这是一个信赖域方法的程序，简单实用，对初学者非常有用。(This is a trust region method procedures, simple, practical, very useful for beginners. )

双极性归零码的功率谱密度(Bipolar power spectral density of NRZ)

用于计算图像纹理特征的灰度共现矩阵。可计算水平，竖直，45，135度方向的共现矩阵。(Used to calculate the image texture gray co-occurrence matrix. Calculate the horizontal, vertical, 45,135 degrees direction co-occurrence matrices.)

this is a matlab file for dispersion od pcf!

Wavelet-based statistical signal processing using hidden markov models

神经网络中用矩阵分块的方法处理数据量过大的情况，效果很好(Neural network is used in the method of matrix blocking deal with the situation of the large amount of data, the effect is very good )

说明：  求解语音信号的短时过零率、短时能量、短时自相关特征，分析实验结果，并能掌握借助时域分析方法所求得的参数分析语音信号的基音周期及共振峰。(The short-time zero-crossing rate, short-time energy and short-time autocorrelation characteristics of speech signal are solved, and the experimental results are analyzed. The pitch period and resonance peak of speech signal can be analyzed by the parameters obtained by time-domain analysis method.)

窗函数法数字滤波器设计，包括基本的六种窗函数，内有一份word实验报告，适合信号分析初学者学习(Window function digital filter design, including the six basic window function, which has a word test report, suitable for beginners to learn signal analysis)

实现阵列信号处理MUSIC算法中对比不同的信噪比对算法的分辨率的影响。(MUSIC realize array signal processing algorithms compare the effects of different signal to noise ratio of the algorithm of resolution.)