isar

induction machine m-file (matlab) simulink

QPSK瑞利信道衰减仿真全过程，加成型滤波等。(QPSK Rayleigh channel simulation of the whole process of decay, plus shaping filtering.)

matlab code to detect the different ECG features

说明：  matlab使用垂直Sobel算子，自动选择阈值 [VSFAT Threshold]=edge(f, sobel , vertical ) 边缘探测 figure,imshow(f),title( 原始图像 ), 显示原始图像 figure,imshow(VSFAT),title( 垂直图像边缘检测 ) 显示边缘探测图像 使用水平和垂直Sobel算子，自动选择阈值 SFST=edge(f, sobel ,2) figure,imshow(SFST),title( 水平和垂直图像边缘检测 ) 显示边缘探测图像 使用指定45度角 Sobel算子滤波器，指定阈值 s45=[-2 -1 0 -1 0 1 0 1 2] SFST45=imfilter(f,s45, replicate ) SFST45=SFST45>=2 figure,imshow(SFST45),title( 45度角图像边缘检测 ) 显示边缘探测图像 (matlab I=rgb2gray(I0) J0=double(I) [VSFAT Threshold]=edge(f, sobel , vertical ) figure,imshow(f),title figure,imshow(VSFAT),title)

超前校正环节,低界控制系统的超前控制算法,简单实用,MATLAB实现.(caoqianjiaozheng,control system.low order system,use in matlab,simple code,anyone can easy use it.)

利用分数阶傅里叶变化进行高分辨率的时频分析的文章，非常不错。(Changes in fractional Fourier using high-resolution time-frequency analysis of articles, very good.)

PCA-SIFT的matlab源码，可以对图像的SIFT特征进行PCA主成成分提取，达到降维的目的(PCA-SIFT matlab source image SIFT features the PCA main into ingredients extracted achieve dimensionality reduction purposes)

用包络解调的方法解调ＡＭ的已调信号，解调过程要比一般的相干解调方便很多．(Use envelope demodulation methods have tune AM demodulation signal demodulation process than ordinary coherent demodulation convenience.)

针对常规测速方法，M法与T法的研究与探讨，分析了两种方法的误差来源，指出了问题本质，并提供了仿真图例。(For the conventional measurement methods, M Law and T The Study and discussion of the two methods of error sources, pointed out the nature of the problem and provide a simulation of legend.)

经验模式分解程序（matlab）可以对输入信号进行经验模式分解(Empirical mode decomposition process (matlab))