shooting

数字信号处理课程,1.信号采样及编程环境；2.信号、系统及频响,用于学生上机练习。(Digital signal processing courses, 1. Signal sampling and programming environment 2. Signals, systems and frequency response for the students to practice on the machine.)

Gives all the matlab codes for dynamic simulation of electric machinery by Chee-Mun Ong

PSO与SVM如何结合及其实际应用 是一篇把这两个算法结合使用的很好文章(PSO and SVM and its practical application of how to combine these two algorithms is a combination of a good article)

calculate mean filter for images in matlab

说明：  超宽带无线通信UWB（Ultra-Wideband ）仿真代码(Ultra-wideband wireless communications UWB (Ultra-Wideband) simulation code)

SIFT特征（Scale-invariant feature transform，尺度不变特征转换)是一种电脑视觉的算法用来侦测与描述影像中的局部性特征，它在空间尺度中寻找极值点，并提取出其位置、尺度、旋转不变量(SIFT features (Scale-invariant feature transform, scale-invariant feature transform) is a computer vision algorithm to detect and describe the image characteristics of the locality, it scales in space to find extreme points, and extract its location , scale, rotation invariant)

Modelling and Control of a Three-Phase Four-Switch PWM-VSR in d-q Synchronous Frame

说明：  HH模型简单的描述，通过建立数据然后绘图(HH model simple description)

16QAM误码率曲线在MATLAB环境中的仿真代码(16QAM BER curves in the MATLAB environment simulation code)

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