suijigongzhen

对获得的512维小波特征进行了PCA降维处理，将特征空间降至100维，并采用前面得出的最佳系数针对多项式核函数和高斯径向基核函数(On access to the 512-dimensional wavelet features to reduce the dimension of the PCA, will feature space to 100 dimensions, and using the best coefficients obtained for the previous polynomial kernel function and Gaussian radial basis function)

基于非线性动力学、非线性 控制理论、分岔理论等非线性科学的现代分析方法，对倍周期分岔、Hopf 分岔等 进行控制(Modern analytical methods based on nonlinear dynamics, nonlinear control theory, bifurcation theory and nonlinear science of the period-doubling bifurcation, Hopf bifurcation control)

说明：  MATLAB样本熵计算 多种方法 亲测有效(This is a MATLAB code based sample entropy. After uploader testing, the code is available and shared with everyonesample entropy)

一个DLA程序的源代码，运行的还可以，供大家参考学习。(A the DLA program' s source code, running for everyone to learn.)

卡尔曼滤波的matlab仿真，对于信号处理和自动控制专业的研究人员有极大帮助(Kalman filter matlab simulation for signal processing and automatic control of a professional researcher of great help)

雷达系统，消除射频干扰的MATLAB程序。(Radar system, to eliminate RF interference MATLAB.)

1、设计一个62阶低通滤波器，采样频率为9kHz，通带截止频率为3kHz，要求阻带最小衰减50dB。 2、将滤波器系数输出到txt文本文档。 (1, the design of a 62-order low-pass filter, the sampling frequency is 9kHz, passband cutoff frequency of 3kHz, requires a minimum stopband attenuation 50dB. 2, the output of the filter coefficients to txt documents.)

时变参数的TGM（1，1）模型MATLAB的实现(Time-varying parameters of the TGM (1,1) model for the realization of MATLAB)

王建卫编的《MATLAB+7.X程序设计》书配套Matlab源代码及习题答案,相当不错的一本书.(Source codes and exercises answer of the book-"Matlab+7.X programming language" writeen by Jianwei Wang,It s a good book.)

implementation of a watershed segmentation