Levinson

说明：  武汉理工大学的程磊上传非常有用的MATLAB时频分析工具箱(Wuhan University of Technology Cheng Lei upload very useful time-frequency analysis of MATLAB Toolbox)

74161实习十进制计数功能，有预置端和清零端(Decimal count )

ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x 小波图像去噪( ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x )

多目标环境下 统一数据恒虚警 五种方法 仿真图(Multi-target environment unified data CFAR five methods simulation map)

说明：  通过复杂例子，采用误差反向传播的BP算法，实现Kp、Ki、Kd参数自整定(Through complex examples, BP algorithm of error back propagation is adopted to realize self-tuning of Kp, Ki and Kd parameters)

拓扑化的99行显示 主要应用于力学领域(topology optimization)

33节点 潮流计算 希望对大家用 大家可以看看(very good)

MPSK Modulation Code & BER SNR Calculation

SAR成像算法系列，有助于对SAR算法进行研究(SAR imaging algorithm series, contribute to the SAR algorithm research)

说明：  能够进行电弧特性的仿真，对接地故障有一定的参考价值和意义(It can simulate the arc characteristics and has certain reference value and significance for ground faults.)