fit_ellipse.m

用vc把相片的信息读入电脑,然后可以利用矩阵将数据进行编辑，以达到某种效果！(read the information of photo into the computer.)

Implementations of Kalman Filter using both message passing algorithm and standard matrix operations

有PMUSIC 校正前和校正后的比较，这个有中文注释，看得明白，正确率可以达到98％。( A relatively before correction and after correction PMUSIC, The Chinese have a comment, understand it, Accuracy can reach 98 .)

说明：  程序附带说明，时间序列预测模型ARMA模型，非平稳时间序列预测(Program with instructions, time series prediction model ARMA)

利用两点距离计算经纬度的matlab程序，欢迎交流。(use latitude and longitude distance calculation procedures of Matlab, welcomed the exchange.)

常用信号分析程序，包括FFT，画包络谱，频谱，自相关、互相关，倒频谱，功率谱(Common signal analysis program, including FFT, painting envelope spectrum, spectrum, auto-correlation, cross correlation, cepstrum, power spectrum)

关于正弦插值的算法，从一篇IEEE的论文实现为MATLAB的代码。(sinc interpolation)

亚波长光栅的matlab模拟，可以更改相关参数，实现透射和反射的模拟(Subwavelength grating matlab simulation, you can change the relevant parameters, to achieve the analog transmission and reflection)

平板光波导归一化频率和传播模式计算与图解(Planar optical waveguide owned by one frequency and mode of transmission and illustrations )

EEMD总体经验模式分解，EMD 的一种改进算法，可用于信号的去噪。(EEMD overall empirical mode decomposition, EMD of an improved algorithm can be used for signal de-noising.)