3DFRFT

说明：  信号卷积的matlab实现，比较简单的程序，解释清楚易懂，对信号分析的同学会有些帮助(Convolution by matlab)

Codificador de voz a 8 kbps implementado en microblaze.

MATLAB高效编程技巧与应用：25个案例分析(MATLAB efficient programming techniques and applications: 25 Case Studies)

经验模式分解（EMD）是处理非线性，非平稳信号的一种有效算法。本论文是黄锷先生关于算法的描述(Empirical Mode Decomposition (EMD) is linear and non stationary signals an effective algorithm. Mr. Huang E of this paper is the description on the algorithm)

此文件包含数据统计与分析常用到的matlab算法函数，比较全面，很实用(matlab statistics and analysis, commonly used functions, more comprehensive, very useful, I hope you make good use of)

newmark方法求解非线性振动duffing方程(newmark method for solving nonlinear vibration duffing equations)

3维拓扑优化计算算法，可用于初级拓扑优化学习和在此基础上进行拓展(3 d topology optimization algorithm can be used for primary topology optimization learning and expansion on this basis)

实现以下功能：装载信号；完成信号的单尺度一维离散小波分解；从系数中重构低频部分和高频部分；显示高频和低频部分；由小波逆变换恢复信号；多层一维分解；提取系数的低频和高频部分；重构第3层的低频系数；重构第1、2、3、4、5层的高频信号；重构原始信号并显示(Achieve the following functions: load signal complete signal single-scale one-dimensional discrete wavelet decomposition reconstructed from the coefficients in the low frequency and high frequency display high-frequency and low frequency restored by the inverse wavelet transform signal multi-layer one-dimensional decomposition extraction coefficient of low frequency and high frequency reconstruction of 3-layer low-frequency coefficients reconstruction of the first layer of high-frequency signal 1,2,3,4,5 reconstruct the original signal and display)

抛物线方程法计算水声远场传播损失仿真代码(Parabolic equation method to calculate the far field of underwater acoustic transmission loss simulation code)

将同频信号用fastICA算法进行分离，其中包括各种调制信号。MPSK，QAM，MASK(The same frequency signal separation algorithm using fastICA, including a variety of modulated signals. MPSK, QAM, MASK)