tongxin1

用matlab编写的快速傅里叶变换程序，简单易懂，且有大量注释。(Fast Fourier Transform Algorithm)

振型分解反应普法地震力计算程序1.0 使用MATLAB7.0编写(Modal decomposition of Prussian 1.0 earthquake force calculation program written using MATLAB7.0)

改进的分段线性表示方法，含有四种基本算法，自顶向下，自底向上，滑窗，以及滑窗式自底向上算法。是流行的降维、分类算法。改进之后，所得出的线段是连续的，解决了离散线段带来的不便。(Rewised PLR algorithms inclusing four basic methods: top down, bottom up, sliding window and sliding window bottom up. PLR is a popular algorithm for classification and demension reduction. )

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)

说明：  本程序为利用matlab提供的小波进行图像去噪的简单算法(This procedure provides for the use of wavelet matlab simple algorithm for image denoising)

About Hough Transfrom

adaptive equalization techniques

ML-KNN实现过程，包括训练和测试两个过程(the process of ML-KNN, including training and testing )

定子磁链直接转矩控制，波形平稳，转速稳定，控制效果良好(Direct torque control of stator flux linkage, the waveform is stable, stable speed, good control effect )

some of gui and file matlab for student