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MATLAB常用函数大全都在这了，很实用(MATLAB functions used in this Daquan, and very practical)

给出两个chirp信号相加后，由瞬时频率定义求出的瞬时频率曲线，说明瞬时频率的不确切性；(The sum of two chirp signals are given, after the definition of instantaneous frequency derived from the instantaneous frequency curve, indicating lack of precision in the instantaneous frequency )

采用matlab语言编写的关于扩展有限元的程序，可以用于模拟裂缝的扩展。(the eXtended Finite Element Method )

基于matlab的极值算法滤波，滤除超声信号中的脉冲噪声(based on matlab-the filter using extreme algorithm to filter out impulse noise)

matlab的轨道力学子程序，适用于搞航天航空的专业人士学习和使用。(matlab subroutine of orbital mechanics, for aerospace professionals to engage in learning and use.)

UKF滤波算法，个人写，多次使用，书写习惯良好！(UKF filter algorithm)

基于混沌系统的用用加密解密方法及实现源程序代码(Image encryption and decryption)

一个自己整理的CIC梳状滤波器和调试数据。主要功能是可以滤除谐波。 方便好用，调整输入参数和数据源即可。(A CIC filter and the coresponding data. Parameter input and file name changes are the only you to do for your fun.)

对肌电信号进行简单的时频分析，包括RMS，肌电积分值，动态中值频率，近似熵，边际谱熵等(HHT Marginal Spectrum Entropy )

说明：  长期演进系统，通信链路自动重传情况解析。获取是否自动重传(Long-term evolution system, automatic retransmission of communication links)