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qpsk调制的MATLAB实现，串并变换，载波相乘，两路信号相加，实现qpsk调制(MATLAB modulation qpsk realized, string and transform, carrier multiplication, the sum of the two signals to achieve modulation qpsk)

三节点平面应力单元有限元分析，计算出了其节点力、位移和应力。(Three-node plane stress element finite element analysis to calculate the strength of its nodes, displacement and stress.)

一个适合与做二维图像的聚类算法 我是做图像的 大家加我qq：31781508(suitable for a 2-dimensional image and the clustering algorithm I have to do all the images for my qq : 31781508)

说明：  关联维数计算程序，包括关联维数计算，相空间重构，关联积分计算(Correlation dimension calculation program, including calculation of correlation dimension, phase space reconstruction, correlation integral calculation)

matlab实现功率谱密度分析psd及详细解说(Matlab PSD power spectral density analysis and detailed explanation )

matlab中，时频峰值滤波处理地震记录时的窗长讨论代码(matlab window length, the time-frequency peak filtering processing of seismic records of discussions code)

可见光通信信道中，单点光源功率分布模型，功率分布趋势。(In the visible light communication channel, the single point light source power distribution model, power distribution trend.)

数值积分中matlab的实现，其中包括拉格朗日插值、辛普森插值等基本算法。(Numerical integration in matlab realization, including Lagrange interpolation, Simpson and other basic interpolation algorithm.)

掺铒光纤激光器动态模型数值化，采用掺铒光纤分段处理的方法，仿真光信号在环形腔内的传输(Erbium-doped fiber lasers numerical dynamic model using erbium-doped fiber section processing method, the simulation of the optical signal transmitted in the annular cavity)

arma模型的matlab实现，word格式(arma model matlab implementation)