压缩包里头包括一些卡尔曼滤波器的原理解释、流程图以及10余种滤波方法，同时也有利用simulink搭建的kalman filter模块，只需要接上所需要滤波的信号波形即可，很方面使用
2019-12-21 21:44:30
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鉴于大家目前对滤波器设计软件比较陌生的状况，这里介绍一下关于滤波器设计软件Filter Wiz Pro的使用，比ORCAD好用很多。
2019-12-21 21:37:23
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《卡尔曼滤波理论与实践matlab版》(kalman filtering theory and practice using matlab)的笔记课后习题答案详解, 是第二版的书，但是第三版和第四版习题差不都，少数章节题目有合并增减
2019-12-21 21:33:16
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%线性调频信号的实部和虚部及时域脉压输出
clear all;
clc;
T=16e-6;
B=5e6;
K=B/T;
fs=6*B;
Ts=1/fs;
N=T/Ts;
t=-T/2:T/(N-1):T/2;
s=exp(j*pi*K*t.^2);
y=conv(s,conj(s));
len=length(y);
t1=-T/2:T/(len-1):T/2;
figure;plot(t,real(s));grid on;axis([-1.2e-5 1.2e-5 -1 1]);xlabel('时间(s)');ylabel('幅度');title('LFM信号的I路');
figure;plot(t,imag(s));grid on; axis([-1.2e-5 1.2e-5 -1 1]);xlabel('时间(s)');ylabel('幅度');title('LFM信号的Q路');
figure;plot(t1,20*log10(abs(y)/max(abs(y))));grid on;axis([-1.2e-5 1.2e-5 -90 0]);xlabel('时间(s)');ylabel('幅度(dB)');title('时域脉压后的波形(未加权)');
subplot(311);plot(t,real(s));grid on;xlabel('time(s)');ylabel('amplitude(dB)');title('real part of LFM:T=16us,B=4MHz');axis([-T/2 T/2 -1 1]);
subplot(312);plot(t,imag(s));grid on;xlabel('time(s)');ylabel('amplitude(dB)');title('image part of LFM:T=16us,B=4MHz');axis([-T/2 T/2 -1 1]);
subplot(313);plot(t1,20*log10(abs(y)/max(abs(y))));grid on;axis([-1.2e-5 1.2e-5 -90 0]);xlabel('时间(s)');ylabel('幅度(dB)');title('时域脉压后的波形(未加权)');
2019-12-21 21:31:51
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Efficient Design of Oversampled NPR GDFT Filter Banks论文的matlab代码，改该论文的作者是Wilbur M R，论文发表在IEEE Trans on Signal Processing
2019-12-21 21:28:20
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java后台获取小程序用户信息和生成自定义token，并使用filter过滤header的token源码.
2019-12-21 21:27:43
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Collection of Computer Vision algorithms implemented in Matlab.
Algorithms:
seam carving ("Seam carving for content-aware image processing" by S. Avidan & A. Shamir, 2007) Algorithm and code are described in details http://kirilllykov.github.io/blog/2013/06/06/seam-carving-algorithm/
bilateral filter ("Bilateral filtering for gray and color images" by C. Tomasi & R. Manduchi, 1998)
fast bilateral filter ("A fast approximation of the bilateral filter using a signal processing approach" by S. Paris & F. Durand, 2006)
retinex ("Retinex by two bilateral filters" by M. Elad, 2005)
shape from shading algorithm by Horn and Ikeuchi ("The Variational Approach to Shape from Shading" by B. Horn and M. Brooks, 1985)
optical flow algorithm by Horn-Shunck for an array of input images ("Determining optical flow" by Horn and Schunck, 1980)
generator of random surface and closed curve, auxiliary code
2019-12-21 21:25:14
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何凯明 引导滤波 以及 快速引导滤波 相关论文、PPT以及代码。
引导滤波：即需要引导图的滤波器，引导图可以是单独的图像或者是输入图像，当引导图为输入图像时，引导滤波就成为一个保持边缘的滤波操作，可以用于图像重建的滤波。
2019-12-21 21:25:14
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