Circle

对信号进行加窗分析，分别对信号加矩形窗、汉明窗进行傅里叶变换后分析加窗后的信号的频谱图，与原信号对比(To add window analysis of signal, the signal respectively and the rectangle window, hamming window and window after Fourier transform analysis of signal spectrum, and compared with the original signal)

说明：  以二阶非线性系统为例，假设系统方程和状态方程含有高斯白噪声，通过CKF算法估计系统真实状态(Taking the second-order nonlinear system as an example, assuming that the system equation and state equation contain Gaussian white noise, the real state of the system is estimated by CKF algorithm)

大连理工大学钟万颉教授的精细积分法。the pim from dalian university of science and technology.

数字信号处理的各种算法的c语言代码实现。 格式是pdg的。(digital signal processing algorithms in C language code to achieve. The format is pdg.)

使用Matlab语言完成《数值计算方法》中的Romberg（龙贝格）积分公式，程序可以根据用户输入的积分上下限、误差容限及表达式实现Romberg积分。(Using Matlab language to complete " numerical methods" in the Romberg (Romberg) integral formula, the program based on user input limits of integration, error tolerance and expression implementations Romberg integration.)

基于Hi-net短周期地震波形资料的汤加地区Lehmann间断面研究,基于Hi-net短周期地震波形资料的汤加地区Lehmann间断面研究(Sectional study among Tonga Lehmann Hi-net short-period seismic waveform data based on Lehmann between Tonga Hi-net short-period cross-sectional study of seismic waveform data)

The sourcecode of Universally-Convergent Squared-Operator Iteration Methods for fig2 using SOM

基于matlab的小波神经网络的时间序列计算，欢迎大家使用。(Time series matlab wavelet neural network-based computing, welcome everyone to use.)

calculate the power spectral density of EEG file

说明：  设计一个原型滤波器，以此为基础，可以设计出很好的滤波器组。(Design a prototype filter, as a foundation, you can design a good filter.)