11

matlab塑性有限元程序，newton-rafesun(matlab elasto-plastic fem code)

说明：  机器学习实战，python源码，KNN,决策树等实现(Machinie Learning IN ACTION)

说明：  基于自适应遗传算法的生产线平衡问题优化 硕士论文源码(Optimization of production line balance based on adaptive genetic algorithm)

在MATLAB中求图像纹理特征，多机电力系统仿真及其潮流计算，matlab开发工具箱中的支持向量机。( In the MATLAB image texture feature, Multi-machine power system simulation and flow calculation, matlab development toolbox support vector machine.)

用matlab求伪Wigner-Ville分布(Using the pseudo Wigner-Ville distribution with MATLAB)

说明：  提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(Extraction based on instantaneous information signal of seven characteristics: zero center normalized instantaneous amplitude of the maximum power spectral density, zero-center normalized standard deviation of the instantaneous rate of absolute zero center section of non-weak signal instantaneous phase nonlinear component absolute value of standard deviation, non-zero center section of the weak signal non-linear component of the standard deviation of the instantaneous phase, zero-center non-normalized absolute value of the weak signal section of the standard deviation of the instantaneous frequency of a signal segment of the normalized power spectral density of instantaneous frequency maximum, according to the signal QPSK and 16QAM in the XI-axis projection of the different performance of the proposed characteristic parameters.)

水波干涉的动画演示 ，两水波波源发出球面波干涉，动态图，matlab程序(Water wave interference animation demonstration matlab program)

课堂代码，相信会对大家有所帮助。大家一起学习。(Class Code)

说明：  这是一个带有FEAPPV的测试库。有限元分析程序（FEAP）用有限元法求解一般问题。问题大小由每台计算机的主内存量控制。(This is a test repository with FEAPpv. Finite Element Analysis Program - (FEAP) for solution of general problem classes using the finite element method. Problem size is controlled by the amount of main memory in each computer.)

说明：  对IQ接收器最重要的两个参数,即I和Q两路分量之间的幅度一致性和相位正交性,可采 用如下办法计算:把I、Q 两路信号分别作FFT ,找出频域内信号的幅度,即可算得两路分量的幅度一 致性 把I、Q两路信号合成一个复数信号,作FFT ,对得到的频谱求镜像抑制比(即频域内的信号与信号镜像的幅度比) ,通过镜像抑制比和幅度一致性,可求出接收机的I和Q两路分量之间的相位正交性。(IQ receiver for the two most important parameters, namely I and Q components of two-way consistency between the amplitude and phase orthogonality may be adopted calculated using the following method: to I, Q 2 signals, respectively for FFT, to find a frequency domain signal amplitude, can be considered as two-way component caused by the range of 1 the I, Q 2 signals into one complex signal for FFT, the spectrum demand of the received image rejection ratio (ie, frequency domain signal and magnitude of the signal mirror ratio), through the image rejection ratio and extent of consistency, the receiver can be derived I and Q phase between the two-way component orthogonality.)