eetop.cn_FFT

这是数学建模的课本上的程序实现，使用matlab实现的(This is a textbook on mathematical modeling program implementation, implementation using matlab)

说明：  python code for cmapss segmentation

用Matlab实现自适应增量调制及线性增量调制，并进行对比，有详细的注释及编程说明、结果分析(Matlab implementation using adaptive delta modulation and linear delta modulation, and contrast, there is a detailed description of the Notes and programming, the results of analysis)

对雷达的未知雷达部分选择进行分选的程序,主要使用Ｃ语言实现的算法(Part of the unknown radar radar selection procedures for separation, the main algorithm using C language)

线性方程直接解法的matlab程序，可作为数值分析等的学习工具。(The direct solution of linear equations matlab program, can be used as numerical analysis , and other learning tools.)

说明：  振动信号模态参数识别预处理方法及ITD，STD(NExT method for modal parameter identification of vibration signal)

基于小波变换的数字水印算法matlab代码，阐述了负荷预测的应用研究,是一种双隐层反向传播神经网络。( Based on wavelet transform digital watermarking algorithm matlab code, It describes the application of load forecasting, Is a two hidden layer back propagation neural network.)

说明：  电离层射线追踪模型：计算射线在电离层中的传播路径(Ionospheric ray tracing model: calculating ray paths in the ionosphere)

说明：  应用 FFT对信号进行频谱分析 1、在理论学习的基础上，通过本次实验，加深对快速傅里叶变换的理解，熟悉FFT 算法及 其程序的编写。 2、熟悉应用FFT 对典型信号进行频谱分析的方法。 3、了解应用 FFT 进行信号频谱分析过程中可能出现的问题，以便在实际中正确应用 FFT。 (Application of FFT spectrum analysis of signal 1, the theoretical foundation of learning, through this experiment, to deepen the understanding of the fast Fourier transform, familiar with the FFT algorithm and its procedures for the preparation. 2, familiar with the application of FFT on a typical signal spectrum analysis. 3, the understanding of application of FFT spectral analysis of signal problems that may arise in order to practice the correct application of FFT.)

主元分析（PCA）的Matlab源代码分析(source code of PCA runed on Matlab)