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This is PCA source. please contact me if you have some question.

通信系统的仿真代码，多径信道的仿真，多径时变的信道仿真。(Communication system simulation code, simulation of multipath channel, time-varying multipath channel simulation.)

说明：  聚类算法，密度聚类，高效聚类，无监督聚类，快速聚类(Clustering algorithm, density clustering, efficient clustering, unsupervised clustering, fast clustering)

电力系统中无功补偿 SVC-SVG模型 可以观察无功补偿器对电能质量的维持的有利作用(Power System Reactive Power Compensation SVC-SVG model, you can observe the reactive power compensation of power quality maintenance of beneficial effects)

多速率信号处理，包括内插、采样和分数阶速率变换(Multi-rate signal processing, including interpolation, and fractional rate conversion)

这是一个用simulink搭建的经典的跳频模型，对了解跳频有一定的帮助，模型，调试过了，没有问题。(This is a FH model in simulink.)

设计一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN信道。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。(Designed a four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN channel for the wireless channel. At the receiving end for despreading, demodulation, judgments, through the simulation to be one of a user' s bit error rate and SNR of the simulation results.)

广义预测的简单例子（gpc算法）广义预测的简单代码(generalized predictive control algorithm )

卡尔曼滤波，具有自适应功能,对应五个经典的公式，方便大家学习使用(Kalman filter, the adaptive function Corresponding to the five classic formula, facilitate everybody to learn to use )

小波稀疏分解和重构算法，适合通信信号和图像重构(Sparse wavelet decomposition and reconstruction algorithm for communications signal and image reconstruction)