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How to do FFT Spectral Analysis

This is the PCA matlab code using face recognition.

利用prewitt边缘检测算子，实现图像的边缘检测，方法很简单(Edge detection operator using prewitt achieve edge detection, the method is very simple)

system identification with or without noise

对信号进行内插处理，有16个复信号：1~16Hz；内插I=16 ；内插前采样率50Hz；滤波器265阶 。(Interpolation processing signal 16 multiplexed signals: 1 Hz to 16 Hz interpolated I = 16 before interpolation sampling rate of 50Hz filter 265 order.)

基于马尔可夫链的蒙特卡洛方法在matlab中的实现程序(Based on markov chain monte carlo method is implemented in the matlab program)

解决露天煤矿的问题，是数学建模中的考试题目。(Solve the coal mine of the problem is mathematical modeling of the exam questions.)

This file find the best coordination for a data set to reduce its dimension. Large data set,Dimension Reduction.

基于虚拟力的matlab覆盖算法..虽然还有点缺陷 但完成了一大部分~~~(matlab virtual force)

OFDM系统波束成形研究 ofdm beamforming(ofdm beamforming)