New-Compressed-(zipped)-Folder

说明：  时移多尺度排列熵一种应用于非线性非平稳信号的特征提取方法，能够有效的处理信号特征信息。(Time-lapse multiscale permutation entropy is a feature extraction method applied to non-linear non-stationary signals, which can effectively process signal feature information.)

用于解决最短路径问题的算法被称做“最短路径算法”， 有时被简称作“路径算法”。 最常用的路径算法有： Dijkstra算法(The shortest path algorithm is used to solve the problem is called the " shortest path algorithm," sometimes referred to as a " path algorithm." The most common path algorithm: Dijkstra algorithm)

windowed linear-phase FIR digital

说明：  利用matlab实现WSN中最基本的路由和簇形成算法-leach(The leach is achieved using matlab)

说明：  8. 单径瑞利信道中的四发四收V-BLAST： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量16QAM调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (4 Explain the working principle of convolutional encoding and decoding. Please use the Simulink simulation convolutional coding and Viterbi decoding method used to decode, in which the encoding, decoding all 8 single-path Rayleigh channel of the four rounds of four closed V-BLAST: (1) Please design a specific The guide-assisted channel estimation method, using Simulink for simulation, measurement 16QAM modulation bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve.)

最简STBC码实现及过加性高斯白噪声信道后的解调模型(the STBC)

E=input( enter the generator voltage: ) V=input( enter the infinite bus voltage: ) Gx=input( enter the reactance of generator: ) L1x=input( enter the line reactance: ) L2x=input( enter the line reactance: ) L3x=input( enter the line reactance: ) L4x=input( enter the line reactance: ) Pi=input( enter the input power: ) X1=Gx+L1x+((L2x*L3x)/(L2x+L3x))+L4x Pm1=E*V/X1 DO=asin(Pi/Pm1) A=((L2x*L3x)/(2*(L2x+L3x))) C=A B=((L3x/2)^2)/(L2x+L3x) X2=(Gx+L1x+A)+(L4x+A)+(Gx+L1x+A)*(A+L4x)/B Pm2=(E*V)/X2 X3=Gx+L1x+L2x+L4x Pm3=(E*V)/X3 DC=input( enter the fault clearing angle: ) Dm=(3.14-asin(Pi/Pm3)) a1=quad( sin ,DO,DC) A1=(Pi*(DC-DO)-Pm2*a1) a2=quad( sin ,DC,Dm) A2=Pm3*a2-Pi*(Dm-DC) if(A2>=A1) disp( the system is stable ) else disp( the system is unstable ) end Dcc=acos((Pi*(Dm-DO)-Pm2*(cos(DO))+Pm3*(cos(Dm)))/(Pm3-Pm2)) disp( critical clearing angle: ) Dcc

《MATLAB小波分析（第2版）》张德丰源代码下载(" MATLAB Wavelet Analysis (2nd Edition)" Zhang Defeng Source Codes)

快速求解欧几里得距离，线性时间就可以求解。(Quickly solve Euclid distance, can solve the linear time.)

预报误差法参数辨识-松弛的思想，采用的是通用的平面波展开法,表示出两帧图像间各个像素点的相对情况。( Prediction Error Method for Parameter Identification- the idea of relaxation, Using common plane wave expansion method, Between two images showing the relative circumstances of each pixel.)