MMSE

说明：  qpsk 求误码率（BER:Bit Error Rate）．用Matlab绘出BER的图，并与理论曲线比较．(qpsk seek error rate (BER: Bit Error Rate). BER graph drawn by Matlab, and compared with the theoretical curve.)

Encoding of LDPC codes

This MATLAB code demonstrates the finite-difference frequency-domainmethod by modeling transmission and reflectance from a photonic crystal.(This MATLAB code demonstrates the finite-difference frequency-domain method by modeling transmission and reflectance from a photonic crystal.)

emd去噪，不同于小波去噪，去噪效果比小波还要好，能够反映数据的最基本特点。(emd de-noising, unlike wavelet de-noising, even better than the wavelet denoising effect, to reflect the basic characteristics of the data.)

matlab开发工具箱中的支持向量机，关于超声波倒车雷达测距的，是信号处理的基础。( matlab development toolbox support vector machine, About ultrasonic parking radar ranging, Is the basis of the signal processing.)

介绍了MATLAB在电子领域的应用，配套了相关M文件的程序(Describes the application of MATLAB in the electronics field, supporting the relevant M-file program)

实现测量学中的坐标正算功能，基于matlab进行了相关编程(The positive operator function coordinates Surveying related programming, based on matlab)

线性调频信号的模糊度图，模糊函数图，自相关函数，多普勒频移仿真(Ambiguity Figure chirp signal ambiguity function diagram, autocorrelation function, Doppler shift simulation)

再matlab下面实现信号的fft变换。 是fft函数。(fft)

计算尺寸因子对消光效率和散射效率，吸收效率，后向散射效率等的影响(calculation of the size factor extinction efficiency and the efficiency of scattering, absorption efficiency, after scattering efficiency of)