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用MATLAB模拟仿真数字调制4PSK求误码率,误信率并配有GUI(MATLAB simulation with digital modulation 4PSK seek error rate, error rate and is equipped with GUI letter)

解决图论中的最小树问题的matlab源代码，简单易懂。(Matlab source code to solve the minimum spanning tree problem in graph theory, easy to understand.)

认知无线电系统中，瑞利信道条件下的能量检测算法实现的频谱感知方法。(Cognitive radio systems, Rayleigh channel conditions energy detection method for spectrum sensing algorithm.)

对轴承振动信号进行各种时频分析，以获取相应的时频域分布图，用于轴承故障诊断(bearing vibration signal time-frequency analysis to obtain the corresponding time-frequency domain distribution for bearing fault diagnosis )

时频分析的其他应用,一阶时间矩的计算,也可近似计时频曲线(other application of time-frequency and one time moment distribution)

pre_distrion源程序，smilink源程序，可以对初学者有一定的帮助。(pre_distrion source, smilink source, can be helpful for beginners.)

说明：  最经典的Kalman滤波程序，源码少，功能强大，老外作的(The most classic Kalman filtering procedure, source less powerful, foreigners made)

说明：  一个对Fluent中k-e湍流模型的修正udf程序，欢迎提出意见。(One pair ke turbulence model in Fluent udf amendment procedures, suggestions are welcome.)

使用matlab实现输入信号的小波消噪和自适应滤波(The input signal using matlab Wavelet Denoising and Adaptive Filtering)

koch曲线绘制的简单matlab小程序,帮助大家更好理解分形(koch figure plot on matlab )