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matlab机械优化设计实例课件，及一个实例源代码(matlab mechanical optimal design courseware, and an example source code)

自己编写的bp神经网络用来进行交通流量预测，具有一定的准确性(I have written to bp neural network used for traffic forecasts, with some accuracy)

时移门函数的傅里叶变换三维演示,可用于信号与系统的教学演示，增进对傅里叶变换的理解。(Sliding door when three-dimensional Fourier transform of the function demo, signals and systems can be used for teaching demonstration, enhance understanding on the Fourier transform.)

通过基本的自相关函数法求解音频信号基音周期(Autocorrelation function for solving Pitch)

This is code about Photovoltaic (PV) in Matlab

利用matlab中的库函数实现2FSK的调制，解调和误码率分析等(Use matlab library function to achieve 2FSK modulation, demodulation and error rate analysis)

Generalised Cross Correlation Algorithms. It is useful to estimate the time delay in almost all situations

将带有高频噪声和频谱搬移的音频，通过频谱搬移和滤波恢复原音频信号(Will move with a high-frequency noise and spectral audio, restore the original audio signal through the spectrum shifting and filtering)

说明：  OFDM信号及其频谱 OFDM signal and its spectrum ( Guard Interval insertion )(OFDM signal and spectrum OFDM signal and its spectrum (Guard Interval insertion))

说明：  Matlab图像处理函数汇总： 1、图像的变换 2、模拟噪声生成函数和预定义滤波器(Summary Matlab image processing functions: 1, 2 transform images to simulate the noise generated and pre-defined filter function)