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Frame difference is arguably the simplest form of background subtraction. The current frame is simply subtracted from the previous frame, and if the difference in pixel values for a given pixel is greater than a threshold Ts, the pixel is considered part of the foreground.

ofdm implementation with noise(AWGN)

贝叶斯最小错误率分类器 用两列数据属性求二维正态分布 求后验概率分类(Bayesian minimum error rate sorter two columns of data attributes seeking seeking a two-dimensional normal posterior probability classification)

仿真了单摆的运动。输入项有：请输入初始摆角，请输入摆长，输入时间增量(Simulation of the pendulum movement. Entries are: Please enter the initial tilt angle, enter the pendulum length, enter the time increment)

本程序是一个基于空时编码的MIMO-OFDM通信系统的仿真设计，包括QPSK调制解调，IFFT调制，空时编解码(This procedure is based on a space-time coded MIMO-OFDM communication system simulation design, including QPSK modulation and demodulation, IFFT modulation, space-time codec)

绘制定位结果，可以分多个图形，自己配置，灵活性好。(Draw positioning results, can be divided into multiple graphs, their allocation, good flexibility.)

bp网的程序，设计一个神经网络字符分类器对英文字母进行分类。输入向量含有16个分量，输出向量分别用设置的T向量，还不完善，有待改进(bp network program, character design a neural network classifier to classify the English alphabet. Input vector contains 16 components, respectively T vector output vector set, not perfect, needs improvement)

scrit matlab of the GPC method

基于matlab编写的自适应遗传算法算例(Prepared based on adaptive genetic algorithm matlab example)

circle fitter using at least 3 ponits