CodeForge QQ客服 CodeForge 400电话 客服电话 4006316121
首页 » 源代码 » 分数阶傅立叶变换 » Chirp_SNR_Restore.m

Chirp_SNR_Restore.m ( 文件浏览 )

文件源自:分数阶傅立叶变换
  • 山坡羊 发布于2013-10-16
  • 浏览次数:52
  • 下载次数:6
  • 下载需 2 积分
  • 侵权举报
			clear all;
clc;close all;
%%
%生成原始信号
T=0.01;
f0=2000;
f1=5000;
fa=(f0+f1)/2;
fs=48000;
t1=0:1/fs:T;
signal=chirp(t1,f0,T,f1);


%原始信号波形图---图1
% figure(1)
% plot(real(signal),'LineWidth',2);
% xlabel('Time');
% ylabel('Amplitude');
% title('waveform of single chirp signal');
%%
%加噪声
signal_back=signal;
SNRMATRIX=-30:1:10;
SNR=0;
for SNRi=1:1:length(SNRMATRIX)
        SNR=SNRMATRIX(SNRi);
        signal=awgn(signal_back,SNR,'measured');
        %snr=SNR_Detection(signal_back,signal)
        %噪声下的LFM波形
        figure(SNRi)
        subplot(2,1,1)
        plot(real(signal),'LineWidth',2);
        xlabel('Time');
        ylabel('Amplitude');
        title(['waveform of single chirp signal with SNR=' num2str(SNR)]);
        % %%
        % %信号的WD分布
        % [tfr,t,f]=tfrwv(signal);%计算信号的 Wigner Ville分布
        % %WD分布三维图
        % figure(3)
        % mesh(t,f,abs(tfr).^2);
        % xlabel('Time');
        % ylabel('Frequency');
        % zlabel('Amplitude');
        % title('WVD(3D) of single chirp signal');
        % colorbar;
        % %WD分布等高线图
        % figure(4)
        % contour(t,f,abs(tfr).^2);
        % xlabel('Time');
        % ylabel('Frequency');
        % title(' WVD(contour map) of single chirp signal)');
        % colorbar;
        %%
        %计算信号的三维FRFT,遍历分数阶0.0025到3.5
        for i=1:1400;
            tfr_FRFT_i=frft(signal,i/400); 
            tfr_FRFT_i=abs((tfr_FRFT_i).^2);
            tfr_FRFT(:,i)=tfr_FRFT_i;
        end
        % a=.0025:.0025:3.5;%FRFT阶数
        % % 三维图
        % %图5
        % figure(5)
        % mesh(a,t,tfr_FRFT);
        % xlabel('exponent number a');
        % ylabel('FRFT domain: u');
        % zlabel('Amplitude');
        % title('FRFT of single chirp signal (a=0.0025 to 3.5))(contour map)');
        % colorbar;
        % %等高线图
        % %图6
        % figure(6)
        % contour(a,t,tfr_FRFT);
        % xlabel('exponent number a');
        % ylabel('FRFT domain: u');
        % title('FRFT of single chirp signal (a=0.0025 to 3.5))(3D)');
        % colorbar;

        %%
        %二维搜索,寻找最优阶数
        [aa,uu]=max(tfr_FRFT);   %选出每一列中最大值: aa为列最大值,uu为最大值所在的行序号
        [b,m]=max(aa);           %选取
...
...
(完整源码请下载查看)
			
...
展开> <收缩

下载源码到电脑,阅读使用更方便

2 积分

快速下载
还剩0行未阅读,继续阅读
云测速

源码文件列表

温馨提示: 点击源码文件名可预览文件内容哦 ^_^
...
名称 大小 修改日期
Chirp_and_its_delay.m3.74 kB18-03-13|09:35
Chirp_SNR_Restore.m3.46 kB25-02-13|17:02
Chirp_Sum.m3.83 kB18-03-13|09:44
Diff_Chirp.m3.69 kB25-02-13|19:52
fmlin.m1.54 kB09-08-04|10:00
fmlin2.m1.59 kB25-02-13|20:00
frft.m1.48 kB13-11-08|21:57
Chirp_and_its_delay.m2.67 kB21-03-13|21:46
Chirp_SNR_Restore.m3.45 kB25-02-13|20:26
Chirp_Sum.m2.77 kB21-03-13|23:27
Diff_Chirp.m2.65 kB21-03-13|22:54
frft.m1.48 kB13-11-08|21:57
IdentifiableFrequencySpaceOfChirp.m1.18 kB26-02-13|12:20
men.m587.00 B08-06-09|22:58
readme.txt200.00 B18-03-13|10:38
shiftlr.m755.00 B25-02-13|19:10
shiftmatrix.m522.00 B25-02-13|17:12
shiftud.m171.00 B25-02-13|19:10
SNR_Detection.m357.00 B25-02-13|13:28
test1.asv659.00 B25-02-13|16:36
test1.m3.87 kB25-02-13|20:10
tfrwv.m4.29 kB31-12-04|11:52
work_zrx.m2.76 kB25-02-13|16:20
men.m587.00 B08-06-09|22:58
readme.txt2.25 kB18-03-13|09:49
shiftlr.m755.00 B25-02-13|19:10
shiftmatrix.m522.00 B25-02-13|17:12
shiftud.m171.00 B25-02-13|19:10
SNR_Detection.m357.00 B25-02-13|13:28
test1.m3.87 kB25-02-13|20:10
tfrwv.m4.29 kB31-12-04|11:52
Thumbs.db16.00 kB25-02-13|19:56
work_zrx.m2.76 kB25-02-13|16:20
Thumbs.db88.50 kB25-02-13|14:48
SNR+01.bmp331.80 kB25-02-13|15:25
SNR+01.eps15.83 kB25-02-13|15:25
SNR+02.bmp331.80 kB25-02-13|15:25
SNR+02.eps15.65 kB25-02-13|15:25
SNR+03.bmp331.80 kB25-02-13|15:25
SNR+03.eps15.63 kB25-02-13|15:25
SNR+04.bmp331.80 kB25-02-13|15:26
SNR+04.eps15.77 kB25-02-13|15:26
SNR+05.bmp331.80 kB25-02-13|15:27
SNR+05.eps15.91 kB25-02-13|15:27
SNR+06.bmp331.80 kB25-02-13|15:27
SNR+06.eps15.76 kB25-02-13|15:27
SNR+07.bmp331.80 kB25-02-13|15:27
SNR+07.eps15.86 kB25-02-13|15:27
SNR+08.bmp331.80 kB25-02-13|15:27
SNR+08.eps15.83 kB25-02-13|15:28
SNR+09.bmp331.80 kB25-02-13|15:28
SNR+09.eps15.81 kB25-02-13|15:28
SNR+10.bmp331.80 kB25-02-13|15:28
SNR+10.eps15.78 kB25-02-13|15:28
SNR-00.bmp331.80 kB25-02-13|15:24
SNR-00.eps15.70 kB25-02-13|15:24
SNR-01.bmp331.80 kB25-02-13|15:24
SNR-01.eps15.76 kB25-02-13|15:24
SNR-02.bmp331.80 kB25-02-13|15:24
SNR-02.eps15.78 kB25-02-13|15:24
SNR-03.bmp331.80 kB25-02-13|15:23
SNR-03.eps15.95 kB25-02-13|15:23
SNR-04.bmp331.80 kB25-02-13|15:23
SNR-04.eps15.97 kB25-02-13|15:23
SNR-05.bmp331.80 kB25-02-13|15:23
SNR-05.eps15.79 kB25-02-13|15:22
SNR-06.bmp331.80 kB25-02-13|15:22
SNR-06.eps15.83 kB25-02-13|15:22
SNR-07.bmp331.80 kB25-02-13|15:22
SNR-07.eps15.72 kB25-02-13|15:22
SNR-08.bmp331.80 kB25-02-13|15:22
SNR-08.eps15.74 kB25-02-13|15:22
SNR-09.bmp331.80 kB25-02-13|15:21
SNR-09.eps15.76 kB25-02-13|15:21
SNR-10.bmp331.80 kB25-02-13|15:21
SNR-10.eps15.80 kB25-02-13|15:21
SNR-11.bmp331.80 kB25-02-13|15:21
SNR-11.eps15.83 kB25-02-13|15:21
SNR-12.bmp331.80 kB25-02-13|15:20
SNR-12.eps15.85 kB25-02-13|15:20
SNR-13.bmp331.80 kB25-02-13|15:20
SNR-13.eps16.00 kB25-02-13|15:20
SNR-14.bmp331.80 kB25-02-13|15:20
SNR-14.eps16.03 kB25-02-13|15:20
SNR-15.bmp331.80 kB25-02-13|15:19
SNR-15.eps16.02 kB25-02-13|15:19
SNR-16.bmp331.80 kB25-02-13|15:19
SNR-16.eps16.06 kB25-02-13|15:19
SNR-17.bmp331.80 kB25-02-13|15:19
SNR-17.eps15.96 kB25-02-13|15:19
SNR-18.bmp331.80 kB25-02-13|15:18
SNR-18.eps15.86 kB25-02-13|15:18
SNR-19.bmp331.80 kB25-02-13|15:18
SNR-19.eps16.28 kB25-02-13|15:18
SNR-20.bmp331.80 kB25-02-13|15:18
SNR-20.eps16.01 kB25-02-13|15:18
SNR-21.bmp331.80 kB25-02-13|15:17
SNR-21.eps16.03 kB25-02-13|15:17
SNR-22.bmp331.80 kB25-02-13|15:17
SNR-22.eps15.68 kB25-02-13|15:17
SNR-23.bmp331.80 kB25-02-13|15:17
SNR-23.eps16.09 kB25-02-13|15:16
SNR-24.bmp331.80 kB25-02-13|15:15
SNR-24.eps16.00 kB25-02-13|15:15
SNR-25.bmp331.80 kB25-02-13|15:15
SNR-25.eps16.18 kB25-02-13|15:15
SNR-26.bmp331.80 kB25-02-13|15:14
SNR-26.eps15.88 kB25-02-13|15:15
SNR-27.bmp331.80 kB25-02-13|15:14
SNR-27.eps16.20 kB25-02-13|15:13
SNR-28.bmp331.80 kB25-02-13|15:11
SNR-28.eps15.96 kB25-02-13|15:11
SNR-29.bmp331.80 kB25-02-13|15:11
SNR-29.eps15.91 kB25-02-13|14:59
SNR-30.bmp331.80 kB25-02-13|14:58
SNR-30.eps16.04 kB25-02-13|14:59
SNR-SNR_FRFT.bmp331.80 kB25-02-13|15:32
SNR-SNR_FRFT.eps9.37 kB25-02-13|15:32
Thumbs.db596.50 kB25-02-13|15:32
FRFT遍历.bmp331.80 kB25-02-13|19:56
FRFT遍历.eps35.29 kB25-02-13|19:56
FRFT遍历2.bmp3.27 MB25-02-13|19:56
FRFT遍历2.eps3.27 MB25-02-13|19:57
Thumbs.db76.00 kB25-02-13|19:59
WVD.bmp331.80 kB25-02-13|19:58
WVD.eps619.06 kB25-02-13|19:57
WVD2.bmp331.80 kB25-02-13|19:58
WVD2.eps3.27 MB25-02-13|19:58
多径+其他CHIRP+高斯及还原后的信号.bmp331.80 kB25-02-13|19:55
多径+其他CHIRP+高斯及还原后的信号.eps15.81 kB25-02-13|19:55
多径+其他CHIRP.bmp331.80 kB25-02-13|19:58
多径+其他CHIRP.eps11.80 kB25-02-13|19:58
目标信号.bmp331.80 kB25-02-13|19:59
目标信号.eps12.15 kB25-02-13|19:59
阈值分割.bmp331.80 kB25-02-13|19:55
阈值分割.eps10.88 kB25-02-13|19:55
FRFT阶次遍历.bmp333.77 kB25-02-13|19:30
FRFT阶次遍历.eps808.38 kB25-02-13|19:30
FRFT阶次遍历2.bmp331.80 kB25-02-13|19:31
FRFT阶次遍历2.eps3.27 MB25-02-13|19:31
Thumbs.db108.00 kB25-02-13|19:36
WVD分布图1.bmp331.80 kB25-02-13|19:33
WVD分布图1.eps2.79 MB25-02-13|19:32
WVD分布图2.bmp331.80 kB25-02-13|19:35
WVD分布图2.eps3.27 MB25-02-13|19:35
原始信号.bmp331.80 kB25-02-13|19:28
原始信号.eps12.16 kB25-02-13|19:28
多径传输信号.bmp331.80 kB25-02-13|19:36
多径传输信号.eps12.00 kB25-02-13|19:36
多径模拟+噪声与FRFT去噪后信号.bmp331.80 kB25-02-13|19:29
多径模拟+噪声与FRFT去噪后信号.eps15.79 kB25-02-13|19:29
阈值分割.bmp331.80 kB25-02-13|19:30
阈值分割.eps10.72 kB25-02-13|19:30
CHIRP干扰+噪声及还原后的信号.bmp331.80 kB25-02-13|19:44
CHIRP干扰+噪声及还原后的信号.eps15.80 kB25-02-13|19:45
FRFT遍历.bmp331.80 kB25-02-13|19:45
FRFT遍历.eps712.89 kB25-02-13|19:46
FRFT遍历2.bmp331.80 kB25-02-13|19:47
FRFT遍历2.eps3.27 MB25-02-13|19:47
Thumbs.db106.50 kB25-02-13|19:49
WVD.bmp331.80 kB25-02-13|19:48
WVD.eps591.43 kB25-02-13|19:48
WVD2.bmp331.80 kB25-02-13|19:48
WVD2.eps3.27 MB25-02-13|19:48
多CHIRP联合信号.bmp331.80 kB25-02-13|19:49
多CHIRP联合信号.eps11.84 kB25-02-13|19:49
目标信号.bmp331.80 kB25-02-13|19:49
目标信号.eps12.17 kB25-02-13|19:49
阈值分割.bmp331.80 kB25-02-13|19:45
阈值分割.eps10.73 kB25-02-13|19:45
简单阈值滤波0.00 B25-02-13|20:43
SNR_Restore0.00 B0%|25-02-13
SUM0.00 B25-02-13|20:05
多径+其他类型Chirp干扰0.00 B25-02-13|20:43
多径模拟0.00 B25-02-13|20:43
来自其他chirp的干扰0.00 B25-02-13|20:43
matlab0.00 B0%|21-03-13
结果图片0.00 B21-03-13|12:05
FRFT0.00 B15-10-13|16:30
SNR+00.bmp331.80 kB21-03-13|22:25
SNR+00.eps15.74 kB21-03-13|22:24
SNR+01.bmp331.80 kB21-03-13|22:24
SNR+01.eps15.74 kB21-03-13|22:24
SNR+02.bmp331.80 kB21-03-13|22:24
SNR+02.eps15.70 kB21-03-13|22:24
SNR+03.bmp331.80 kB21-03-13|22:24
SNR+03.eps15.79 kB21-03-13|22:24
SNR+04.bmp331.80 kB21-03-13|22:24
SNR+04.eps15.84 kB21-03-13|22:24
SNR+05.bmp331.80 kB21-03-13|22:22
SNR+05.eps15.78 kB21-03-13|22:22
SNR+06.bmp331.80 kB21-03-13|22:22
SNR+06.eps15.78 kB21-03-13|22:22
SNR+07.bmp331.80 kB21-03-13|22:21
SNR+07.eps15.76 kB21-03-13|22:21
SNR+08.bmp331.80 kB21-03-13|22:21
SNR+08.eps15.75 kB21-03-13|22:21
SNR+09.bmp331.80 kB21-03-13|22:21
SNR+09.eps15.73 kB21-03-13|22:21
SNR+10.bmp331.80 kB21-03-13|22:21
SNR+10.eps15.71 kB21-03-13|22:20
SNR-01.bmp331.80 kB21-03-13|22:25
SNR-01.eps15.73 kB21-03-13|22:25
SNR-02.bmp331.80 kB21-03-13|22:25
SNR-02.eps15.77 kB21-03-13|22:25
SNR-03.bmp331.80 kB21-03-13|22:25
SNR-03.eps15.80 kB21-03-13|22:25
SNR-04.bmp331.80 kB21-03-13|22:26
SNR-04.eps15.80 kB21-03-13|22:25
SNR-05.bmp331.80 kB21-03-13|22:26
SNR-05.eps15.85 kB21-03-13|22:26
SNR-06.bmp331.80 kB21-03-13|22:26
SNR-06.eps15.67 kB21-03-13|22:26
SNR-07.bmp331.80 kB21-03-13|22:26
SNR-07.eps15.71 kB21-03-13|22:26
SNR-08.bmp331.80 kB21-03-13|22:26
SNR-08.eps15.68 kB21-03-13|22:26
SNR-09.bmp331.80 kB21-03-13|22:26
SNR-09.eps15.80 kB21-03-13|22:26
SNR-10.bmp331.80 kB21-03-13|22:27
SNR-10.eps15.73 kB21-03-13|22:27
SNR-11.bmp331.80 kB21-03-13|22:27
SNR-11.eps15.85 kB21-03-13|22:27
SNR-12.bmp331.80 kB21-03-13|22:27
SNR-12.eps15.89 kB21-03-13|22:27
SNR-13.bmp331.80 kB21-03-13|22:27
SNR-13.eps15.80 kB21-03-13|22:27
SNR-14.bmp331.80 kB21-03-13|22:28
SNR-14.eps15.81 kB21-03-13|22:27
SNR-15.bmp331.80 kB21-03-13|22:28
SNR-15.eps15.83 kB21-03-13|22:28
SNR-SNR_FRFT.bmp331.80 kB21-03-13|22:19
SNR-SNR_FRFT.eps8.95 kB21-03-13|22:20
SNR+00.bmp331.80 kB21-03-13|21:19
SNR+00.eps15.73 kB21-03-13|21:19
SNR+01.bmp331.80 kB21-03-13|21:18
SNR+01.eps15.70 kB21-03-13|21:19
SNR+02.bmp331.80 kB21-03-13|21:18
SNR+02.eps15.71 kB21-03-13|21:18
SNR+03.bmp331.80 kB21-03-13|21:18
SNR+03.eps15.68 kB21-03-13|21:18
SNR+04.bmp331.80 kB21-03-13|21:18
SNR+04.eps15.64 kB21-03-13|21:18
SNR+05.bmp331.80 kB21-03-13|21:18
SNR+05.eps15.80 kB21-03-13|21:18
SNR+06.bmp331.80 kB21-03-13|21:17
SNR+06.eps15.78 kB21-03-13|21:17
SNR+07.bmp331.80 kB21-03-13|21:17
SNR+07.eps15.74 kB21-03-13|21:17
SNR+08.bmp331.80 kB21-03-13|21:17
SNR+08.eps15.74 kB21-03-13|21:17
SNR+09.bmp331.80 kB21-03-13|21:17
SNR+09.eps15.74 kB21-03-13|21:17
SNR+10.bmp331.80 kB21-03-13|21:16
SNR+10.eps15.73 kB21-03-13|21:16
SNR-01.bmp331.80 kB21-03-13|21:19
SNR-01.eps15.75 kB21-03-13|21:19
SNR-02.bmp331.80 kB21-03-13|21:19
SNR-02.eps15.83 kB21-03-13|21:19
SNR-03.bmp331.80 kB21-03-13|21:19
SNR-03.eps15.86 kB21-03-13|21:20
SNR-04.bmp331.80 kB21-03-13|21:20
SNR-04.eps15.84 kB21-03-13|21:20
SNR-05.bmp331.80 kB21-03-13|21:16
SNR-05.eps15.84 kB21-03-13|21:16
SNR-06.bmp331.80 kB21-03-13|21:20
SNR-06.eps15.88 kB21-03-13|21:20
SNR-07.bmp331.80 kB21-03-13|21:20
SNR-07.eps15.70 kB21-03-13|21:20
SNR-08.bmp331.80 kB21-03-13|21:20
SNR-08.eps15.75 kB21-03-13|21:20
SNR-09.bmp331.80 kB21-03-13|21:21
SNR-09.eps15.78 kB21-03-13|21:20
SNR-10.bmp331.80 kB21-03-13|21:21
SNR-10.eps15.80 kB21-03-13|21:21
SNR-11.bmp331.80 kB21-03-13|21:21
SNR-11.eps15.79 kB21-03-13|21:21
SNR-12.bmp331.80 kB21-03-13|21:21
SNR-12.eps15.95 kB21-03-13|21:21
SNR-13.bmp331.80 kB21-03-13|21:21
SNR-13.eps15.81 kB21-03-13|21:21
SNR-14.bmp331.80 kB21-03-13|21:21
SNR-14.eps16.00 kB21-03-13|21:21
SNR-15.bmp331.80 kB21-03-13|21:22
SNR-15.eps15.55 kB21-03-13|21:22
SNR-SNR_FRFT.bmp331.80 kB21-03-13|21:15
SNR-SNR_FRFT.eps9.09 kB21-03-13|21:15
SNR+00.bmp333.77 kB21-03-13|23:33
SNR+00.eps15.72 kB21-03-13|23:33
SNR-01.bmp331.80 kB21-03-13|23:34
SNR-01.eps15.74 kB21-03-13|23:33
SNR-02.bmp331.80 kB21-03-13|23:35
SNR-02.eps15.83 kB21-03-13|23:35
SNR-03.bmp331.80 kB21-03-13|23:35
SNR-03.eps15.79 kB21-03-13|23:35
SNR-04.bmp331.80 kB21-03-13|23:36
SNR-04.eps15.86 kB21-03-13|23:36
SNR-05.bmp331.80 kB21-03-13|23:36
SNR-05.eps15.78 kB21-03-13|23:36
SNR-06.bmp331.80 kB21-03-13|23:36
SNR-06.eps15.88 kB21-03-13|23:36
SNR-07.bmp331.80 kB21-03-13|23:36
SNR-07.eps15.71 kB21-03-13|23:36
SNR-08.bmp331.80 kB21-03-13|23:37
SNR-08.eps15.72 kB21-03-13|23:37
SNR-09.bmp331.80 kB21-03-13|23:37
SNR-09.eps15.82 kB21-03-13|23:37
SNR-10.bmp331.80 kB21-03-13|23:37
SNR-10.eps15.81 kB21-03-13|23:37
SNR-SNR_FRFT.bmp331.80 kB21-03-13|23:32
SNR-SNR_FRFT.eps8.77 kB21-03-13|23:32
SNR+00.bmp331.80 kB21-03-13|23:03
SNR+00.eps15.74 kB21-03-13|23:03
SNR+01.bmp331.80 kB21-03-13|23:02
SNR+01.eps15.72 kB21-03-13|23:03
SNR+02.bmp331.80 kB21-03-13|23:02
SNR+02.eps15.70 kB21-03-13|23:02
SNR+03.bmp331.80 kB21-03-13|23:02
SNR+03.eps15.67 kB21-03-13|23:02
SNR+04.bmp331.80 kB21-03-13|23:01
SNR+04.eps15.81 kB21-03-13|23:01
SNR+05.bmp331.80 kB21-03-13|23:01
SNR+05.eps15.76 kB21-03-13|23:01
SNR+06.bmp331.80 kB21-03-13|23:00
SNR+06.eps15.74 kB21-03-13|23:00
SNR+07.bmp331.80 kB21-03-13|23:00
SNR+07.eps15.74 kB21-03-13|22:59
SNR+08.bmp331.80 kB21-03-13|22:59
SNR+08.eps15.75 kB21-03-13|22:59
SNR+09.bmp331.80 kB21-03-13|22:59
SNR+09.eps15.71 kB21-03-13|22:59
SNR+10.bmp331.80 kB21-03-13|22:58
SNR+10.eps15.72 kB21-03-13|22:58
SNR-01.bmp331.80 kB21-03-13|23:03
SNR-01.eps15.76 kB21-03-13|23:03
SNR-02.bmp331.80 kB21-03-13|23:03
SNR-02.eps15.83 kB21-03-13|23:03
SNR-03.bmp331.80 kB21-03-13|23:04
SNR-03.eps15.83 kB21-03-13|23:04
SNR-04.bmp331.80 kB21-03-13|23:04
SNR-04.eps15.68 kB21-03-13|23:04
SNR-05.bmp331.80 kB21-03-13|23:04
SNR-05.eps15.89 kB21-03-13|23:04
SNR-06.bmp331.80 kB21-03-13|23:04
SNR-06.eps15.67 kB21-03-13|23:04
SNR-07.bmp331.80 kB21-03-13|23:05
SNR-07.eps15.69 kB21-03-13|23:05
SNR-08.bmp331.80 kB21-03-13|23:05
SNR-08.eps15.70 kB21-03-13|23:05
SNR-09.bmp331.80 kB21-03-13|23:05
SNR-09.eps15.76 kB21-03-13|23:05
SNR-10.bmp331.80 kB21-03-13|23:05
SNR-10.eps15.91 kB21-03-13|23:05
SNR-11.bmp331.80 kB21-03-13|23:06
SNR-11.eps15.84 kB21-03-13|23:06
SNR-12.bmp331.80 kB21-03-13|23:06
SNR-12.eps15.85 kB21-03-13|23:06
SNR-13.bmp331.80 kB21-03-13|23:06
SNR-13.eps15.91 kB21-03-13|23:06
SNR-14.bmp331.80 kB21-03-13|23:06
SNR-14.eps14.87 kB21-03-13|23:06
SNR-15.bmp331.80 kB21-03-13|23:06
SNR-15.eps14.91 kB21-03-13|23:06
SNR-SNR_FRFT.bmp331.80 kB21-03-13|22:58
SNR-SNR_FRFT.eps8.88 kB21-03-13|22:58
Chirp_and_its_delay0.00 B21-03-13|22:36
Chirp_SNR_Restore0.00 B21-03-13|21:22
Chirp_Sum0.00 B21-03-13|23:40
Diff_Chirp0.00 B21-03-13|23:07
Chirp_and_its_delay.m3.74 kB18-03-13|09:35
Chirp_SNR_Restore.m3.46 kB25-02-13|17:02
Chirp_Sum.m3.83 kB18-03-13|09:44
Diff_Chirp.m3.69 kB25-02-13|19:52
fmlin.m1.54 kB09-08-04|10:00
fmlin2.m1.59 kB25-02-13|20:00
frft.asv1.64 kB07-04-13|19:37
frft.m2.00 kB07-04-13|19:54
frft2.m1.46 kB16-10-13|10:04
frft22d.m2.96 kB16-10-13|10:05
SNR+00.bmp331.80 kB21-03-13|22:25
SNR+00.eps15.74 kB21-03-13|22:24
SNR+01.bmp331.80 kB21-03-13|22:24
SNR+01.eps15.74 kB21-03-13|22:24
SNR+02.bmp331.80 kB21-03-13|22:24
SNR+02.eps15.70 kB21-03-13|22:24
SNR+03.bmp331.80 kB21-03-13|22:24
SNR+03.eps15.79 kB21-03-13|22:24
SNR+04.bmp331.80 kB21-03-13|22:24
SNR+04.eps15.84 kB21-03-13|22:24
SNR+05.bmp331.80 kB21-03-13|22:22
SNR+05.eps15.78 kB21-03-13|22:22
SNR+06.bmp331.80 kB21-03-13|22:22
SNR+06.eps15.78 kB21-03-13|22:22
SNR+07.bmp331.80 kB21-03-13|22:21
SNR+07.eps15.76 kB21-03-13|22:21
SNR+08.bmp331.80 kB21-03-13|22:21
SNR+08.eps15.75 kB21-03-13|22:21
SNR+09.bmp331.80 kB21-03-13|22:21
SNR+09.eps15.73 kB21-03-13|22:21
SNR+10.bmp331.80 kB21-03-13|22:21
SNR+10.eps15.71 kB21-03-13|22:20
SNR-01.bmp331.80 kB21-03-13|22:25
SNR-01.eps15.73 kB21-03-13|22:25
SNR-02.bmp331.80 kB21-03-13|22:25
SNR-02.eps15.77 kB21-03-13|22:25
SNR-03.bmp331.80 kB21-03-13|22:25
SNR-03.eps15.80 kB21-03-13|22:25
SNR-04.bmp331.80 kB21-03-13|22:26
SNR-04.eps15.80 kB21-03-13|22:25
SNR-05.bmp331.80 kB21-03-13|22:26
SNR-05.eps15.85 kB21-03-13|22:26
SNR-06.bmp331.80 kB21-03-13|22:26
SNR-06.eps15.67 kB21-03-13|22:26
SNR-07.bmp331.80 kB21-03-13|22:26
SNR-07.eps15.71 kB21-03-13|22:26
SNR-08.bmp331.80 kB21-03-13|22:26
SNR-08.eps15.68 kB21-03-13|22:26
SNR-09.bmp331.80 kB21-03-13|22:26
SNR-09.eps15.80 kB21-03-13|22:26
SNR-10.bmp331.80 kB21-03-13|22:27
SNR-10.eps15.73 kB21-03-13|22:27
SNR-11.bmp331.80 kB21-03-13|22:27
SNR-11.eps15.85 kB21-03-13|22:27
SNR-12.bmp331.80 kB21-03-13|22:27
SNR-12.eps15.89 kB21-03-13|22:27
SNR-13.bmp331.80 kB21-03-13|22:27
SNR-13.eps15.80 kB21-03-13|22:27
SNR-14.bmp331.80 kB21-03-13|22:28
SNR-14.eps15.81 kB21-03-13|22:27
SNR-15.bmp331.80 kB21-03-13|22:28
SNR-15.eps15.83 kB21-03-13|22:28
SNR-SNR_FRFT.bmp331.80 kB21-03-13|22:19
SNR-SNR_FRFT.eps8.95 kB21-03-13|22:20
Chirp_and_its_delay.m2.67 kB21-03-13|21:46
SNR+00.bmp331.80 kB21-03-13|21:19
SNR+00.eps15.73 kB21-03-13|21:19
SNR+01.bmp331.80 kB21-03-13|21:18
SNR+01.eps15.70 kB21-03-13|21:19
SNR+02.bmp331.80 kB21-03-13|21:18
SNR+02.eps15.71 kB21-03-13|21:18
SNR+03.bmp331.80 kB21-03-13|21:18
SNR+03.eps15.68 kB21-03-13|21:18
SNR+04.bmp331.80 kB21-03-13|21:18
SNR+04.eps15.64 kB21-03-13|21:18
SNR+05.bmp331.80 kB21-03-13|21:18
SNR+05.eps15.80 kB21-03-13|21:18
SNR+06.bmp331.80 kB21-03-13|21:17
SNR+06.eps15.78 kB21-03-13|21:17
SNR+07.bmp331.80 kB21-03-13|21:17
SNR+07.eps15.74 kB21-03-13|21:17
SNR+08.bmp331.80 kB21-03-13|21:17
SNR+08.eps15.74 kB21-03-13|21:17
SNR+09.bmp331.80 kB21-03-13|21:17
SNR+09.eps15.74 kB21-03-13|21:17
SNR+10.bmp331.80 kB21-03-13|21:16
SNR+10.eps15.73 kB21-03-13|21:16
SNR-01.bmp331.80 kB21-03-13|21:19
SNR-01.eps15.75 kB21-03-13|21:19
SNR-02.bmp331.80 kB21-03-13|21:19
SNR-02.eps15.83 kB21-03-13|21:19
SNR-03.bmp331.80 kB21-03-13|21:19
SNR-03.eps15.86 kB21-03-13|21:20
SNR-04.bmp331.80 kB21-03-13|21:20
SNR-04.eps15.84 kB21-03-13|21:20
SNR-05.bmp331.80 kB21-03-13|21:16
SNR-05.eps15.84 kB21-03-13|21:16
SNR-06.bmp331.80 kB21-03-13|21:20
SNR-06.eps15.88 kB21-03-13|21:20
SNR-07.bmp331.80 kB21-03-13|21:20
SNR-07.eps15.70 kB21-03-13|21:20
SNR-08.bmp331.80 kB21-03-13|21:20
SNR-08.eps15.75 kB21-03-13|21:20
SNR-09.bmp331.80 kB21-03-13|21:21
SNR-09.eps15.78 kB21-03-13|21:20
SNR-10.bmp331.80 kB21-03-13|21:21
SNR-10.eps15.80 kB21-03-13|21:21
SNR-11.bmp331.80 kB21-03-13|21:21
SNR-11.eps15.79 kB21-03-13|21:21
SNR-12.bmp331.80 kB21-03-13|21:21
SNR-12.eps15.95 kB21-03-13|21:21
SNR-13.bmp331.80 kB21-03-13|21:21
SNR-13.eps15.81 kB21-03-13|21:21
SNR-14.bmp331.80 kB21-03-13|21:21
SNR-14.eps16.00 kB21-03-13|21:21
SNR-15.bmp331.80 kB21-03-13|21:22
SNR-15.eps15.55 kB21-03-13|21:22
SNR-SNR_FRFT.bmp331.80 kB21-03-13|21:15
SNR-SNR_FRFT.eps9.09 kB21-03-13|21:15
Chirp_SNR_Restore.m3.45 kB25-02-13|20:26
SNR+00.bmp333.77 kB21-03-13|23:33
SNR+00.eps15.72 kB21-03-13|23:33
SNR-01.bmp331.80 kB21-03-13|23:34
SNR-01.eps15.74 kB21-03-13|23:33
SNR-02.bmp331.80 kB21-03-13|23:35
SNR-02.eps15.83 kB21-03-13|23:35
SNR-03.bmp331.80 kB21-03-13|23:35
SNR-03.eps15.79 kB21-03-13|23:35
SNR-04.bmp331.80 kB21-03-13|23:36
SNR-04.eps15.86 kB21-03-13|23:36
SNR-05.bmp331.80 kB21-03-13|23:36
SNR-05.eps15.78 kB21-03-13|23:36
SNR-06.bmp331.80 kB21-03-13|23:36
SNR-06.eps15.88 kB21-03-13|23:36
SNR-07.bmp331.80 kB21-03-13|23:36
SNR-07.eps15.71 kB21-03-13|23:36
SNR-08.bmp331.80 kB21-03-13|23:37
SNR-08.eps15.72 kB21-03-13|23:37
SNR-09.bmp331.80 kB21-03-13|23:37
SNR-09.eps15.82 kB21-03-13|23:37
SNR-10.bmp331.80 kB21-03-13|23:37
SNR-10.eps15.81 kB21-03-13|23:37
SNR-SNR_FRFT.bmp331.80 kB21-03-13|23:32
SNR-SNR_FRFT.eps8.77 kB21-03-13|23:32
Chirp_Sum.m2.77 kB21-03-13|23:27
SNR+00.bmp331.80 kB21-03-13|23:03
SNR+00.eps15.74 kB21-03-13|23:03
SNR+01.bmp331.80 kB21-03-13|23:02
SNR+01.eps15.72 kB21-03-13|23:03
SNR+02.bmp331.80 kB21-03-13|23:02
SNR+02.eps15.70 kB21-03-13|23:02
SNR+03.bmp331.80 kB21-03-13|23:02
SNR+03.eps15.67 kB21-03-13|23:02
SNR+04.bmp331.80 kB21-03-13|23:01
SNR+04.eps15.81 kB21-03-13|23:01
SNR+05.bmp331.80 kB21-03-13|23:01
SNR+05.eps15.76 kB21-03-13|23:01
SNR+06.bmp331.80 kB21-03-13|23:00
SNR+06.eps15.74 kB21-03-13|23:00
SNR+07.bmp331.80 kB21-03-13|23:00
SNR+07.eps15.74 kB21-03-13|22:59
SNR+08.bmp331.80 kB21-03-13|22:59
SNR+08.eps15.75 kB21-03-13|22:59
SNR+09.bmp331.80 kB21-03-13|22:59
SNR+09.eps15.71 kB21-03-13|22:59
SNR+10.bmp331.80 kB21-03-13|22:58
SNR+10.eps15.72 kB21-03-13|22:58
SNR-01.bmp331.80 kB21-03-13|23:03
SNR-01.eps15.76 kB21-03-13|23:03
SNR-02.bmp331.80 kB21-03-13|23:03
SNR-02.eps15.83 kB21-03-13|23:03
SNR-03.bmp331.80 kB21-03-13|23:04
SNR-03.eps15.83 kB21-03-13|23:04
SNR-04.bmp331.80 kB21-03-13|23:04
SNR-04.eps15.68 kB21-03-13|23:04
SNR-05.bmp331.80 kB21-03-13|23:04
SNR-05.eps15.89 kB21-03-13|23:04
SNR-06.bmp331.80 kB21-03-13|23:04
SNR-06.eps15.67 kB21-03-13|23:04
SNR-07.bmp331.80 kB21-03-13|23:05
SNR-07.eps15.69 kB21-03-13|23:05
SNR-08.bmp331.80 kB21-03-13|23:05
SNR-08.eps15.70 kB21-03-13|23:05
SNR-09.bmp331.80 kB21-03-13|23:05
SNR-09.eps15.76 kB21-03-13|23:05
SNR-10.bmp331.80 kB21-03-13|23:05
SNR-10.eps15.91 kB21-03-13|23:05
SNR-11.bmp331.80 kB21-03-13|23:06
SNR-11.eps15.84 kB21-03-13|23:06
SNR-12.bmp331.80 kB21-03-13|23:06
SNR-12.eps15.85 kB21-03-13|23:06
SNR-13.bmp331.80 kB21-03-13|23:06
SNR-13.eps15.91 kB21-03-13|23:06
SNR-14.bmp331.80 kB21-03-13|23:06
SNR-14.eps14.87 kB21-03-13|23:06
SNR-15.bmp331.80 kB21-03-13|23:06
SNR-15.eps14.91 kB21-03-13|23:06
SNR-SNR_FRFT.bmp331.80 kB21-03-13|22:58
SNR-SNR_FRFT.eps8.88 kB21-03-13|22:58
Diff_Chirp.m2.65 kB21-03-13|22:54
frft.m1.48 kB13-11-08|21:57
IdentifiableFrequencySpaceOfChirp.m1.18 kB26-02-13|12:20
men.m587.00 B08-06-09|22:58
readme.txt200.00 B18-03-13|10:38
shiftlr.m755.00 B25-02-13|19:10
shiftmatrix.m522.00 B25-02-13|17:12
shiftud.m171.00 B25-02-13|19:10
SNR_Detection.m357.00 B25-02-13|13:28
test1.asv659.00 B25-02-13|16:36
test1.m3.87 kB25-02-13|20:10
tfrwv.m4.29 kB31-12-04|11:52
work_zrx.m2.76 kB25-02-13|16:20
men.m587.00 B08-06-09|22:58
newtest.m1.72 kB16-10-13|16:24
readme.txt2.25 kB18-03-13|09:49
shiftlr.m755.00 B25-02-13|19:10
shiftmatrix.m522.00 B25-02-13|17:12
shiftud.m171.00 B25-02-13|19:10
SNR_Detection.m357.00 B25-02-13|13:28
test1.m3.87 kB25-02-13|20:10
tfrwv.m4.29 kB31-12-04|11:52
Thumbs.db16.00 kB25-02-13|19:56
tree_new_bee.m500.00 B16-10-13|13:07
Untitled.asv1.43 kB27-06-13|20:14
Untitled.m1.48 kB15-10-13|21:16
work_zrx.m2.76 kB25-02-13|16:20
Thumbs.db88.50 kB25-02-13|14:48
SNR+01.bmp331.80 kB25-02-13|15:25
SNR+01.eps15.83 kB25-02-13|15:25
SNR+02.bmp331.80 kB25-02-13|15:25
SNR+02.eps15.65 kB25-02-13|15:25
SNR+03.bmp331.80 kB25-02-13|15:25
SNR+03.eps15.63 kB25-02-13|15:25
SNR+04.bmp331.80 kB25-02-13|15:26
SNR+04.eps15.77 kB25-02-13|15:26
SNR+05.bmp331.80 kB25-02-13|15:27
SNR+05.eps15.91 kB25-02-13|15:27
SNR+06.bmp331.80 kB25-02-13|15:27
SNR+06.eps15.76 kB25-02-13|15:27
SNR+07.bmp331.80 kB25-02-13|15:27
SNR+07.eps15.86 kB25-02-13|15:27
SNR+08.bmp331.80 kB25-02-13|15:27
SNR+08.eps15.83 kB25-02-13|15:28
SNR+09.bmp331.80 kB25-02-13|15:28
SNR+09.eps15.81 kB25-02-13|15:28
SNR+10.bmp331.80 kB25-02-13|15:28
SNR+10.eps15.78 kB25-02-13|15:28
SNR-00.bmp331.80 kB25-02-13|15:24
SNR-00.eps15.70 kB25-02-13|15:24
SNR-01.bmp331.80 kB25-02-13|15:24
SNR-01.eps15.76 kB25-02-13|15:24
SNR-02.bmp331.80 kB25-02-13|15:24
SNR-02.eps15.78 kB25-02-13|15:24
SNR-03.bmp331.80 kB25-02-13|15:23
SNR-03.eps15.95 kB25-02-13|15:23
SNR-04.bmp331.80 kB25-02-13|15:23
SNR-04.eps15.97 kB25-02-13|15:23
SNR-05.bmp331.80 kB25-02-13|15:23
SNR-05.eps15.79 kB25-02-13|15:22
SNR-06.bmp331.80 kB25-02-13|15:22
SNR-06.eps15.83 kB25-02-13|15:22
SNR-07.bmp331.80 kB25-02-13|15:22
SNR-07.eps15.72 kB25-02-13|15:22
SNR-08.bmp331.80 kB25-02-13|15:22
SNR-08.eps15.74 kB25-02-13|15:22
SNR-09.bmp331.80 kB25-02-13|15:21
SNR-09.eps15.76 kB25-02-13|15:21
SNR-10.bmp331.80 kB25-02-13|15:21
SNR-10.eps15.80 kB25-02-13|15:21
SNR-11.bmp331.80 kB25-02-13|15:21
SNR-11.eps15.83 kB25-02-13|15:21
SNR-12.bmp331.80 kB25-02-13|15:20
SNR-12.eps15.85 kB25-02-13|15:20
SNR-13.bmp331.80 kB25-02-13|15:20
SNR-13.eps16.00 kB25-02-13|15:20
SNR-14.bmp331.80 kB25-02-13|15:20
SNR-14.eps16.03 kB25-02-13|15:20
SNR-15.bmp331.80 kB25-02-13|15:19
SNR-15.eps16.02 kB25-02-13|15:19
SNR-16.bmp331.80 kB25-02-13|15:19
SNR-16.eps16.06 kB25-02-13|15:19
SNR-17.bmp331.80 kB25-02-13|15:19
SNR-17.eps15.96 kB25-02-13|15:19
SNR-18.bmp331.80 kB25-02-13|15:18
SNR-18.eps15.86 kB25-02-13|15:18
SNR-19.bmp331.80 kB25-02-13|15:18
SNR-19.eps16.28 kB25-02-13|15:18
SNR-20.bmp331.80 kB25-02-13|15:18
SNR-20.eps16.01 kB25-02-13|15:18
SNR-21.bmp331.80 kB25-02-13|15:17
SNR-21.eps16.03 kB25-02-13|15:17
SNR-22.bmp331.80 kB25-02-13|15:17
SNR-22.eps15.68 kB25-02-13|15:17
SNR-23.bmp331.80 kB25-02-13|15:17
SNR-23.eps16.09 kB25-02-13|15:16
SNR-24.bmp331.80 kB25-02-13|15:15
SNR-24.eps16.00 kB25-02-13|15:15
SNR-25.bmp331.80 kB25-02-13|15:15
SNR-25.eps16.18 kB25-02-13|15:15
SNR-26.bmp331.80 kB25-02-13|15:14
SNR-26.eps15.88 kB25-02-13|15:15
SNR-27.bmp331.80 kB25-02-13|15:14
SNR-27.eps16.20 kB25-02-13|15:13
SNR-28.bmp331.80 kB25-02-13|15:11
SNR-28.eps15.96 kB25-02-13|15:11
SNR-29.bmp331.80 kB25-02-13|15:11
SNR-29.eps15.91 kB25-02-13|14:59
SNR-30.bmp331.80 kB25-02-13|14:58
SNR-30.eps16.04 kB25-02-13|14:59
SNR-SNR_FRFT.bmp331.80 kB25-02-13|15:32
SNR-SNR_FRFT.eps9.37 kB25-02-13|15:32
Thumbs.db596.50 kB25-02-13|15:32
FRFT遍历.bmp331.80 kB25-02-13|19:56
FRFT遍历.eps35.29 kB25-02-13|19:56
FRFT遍历2.bmp3.27 MB25-02-13|19:56
FRFT遍历2.eps3.27 MB25-02-13|19:57
Thumbs.db76.00 kB25-02-13|19:59
WVD.bmp331.80 kB25-02-13|19:58
WVD.eps619.06 kB25-02-13|19:57
WVD2.bmp331.80 kB25-02-13|19:58
WVD2.eps3.27 MB25-02-13|19:58
多径+其他CHIRP+高斯及还原后的信号.bmp331.80 kB25-02-13|19:55
多径+其他CHIRP+高斯及还原后的信号.eps15.81 kB25-02-13|19:55
多径+其他CHIRP.bmp331.80 kB25-02-13|19:58
多径+其他CHIRP.eps11.80 kB25-02-13|19:58
目标信号.bmp331.80 kB25-02-13|19:59
目标信号.eps12.15 kB25-02-13|19:59
阈值分割.bmp331.80 kB25-02-13|19:55
阈值分割.eps10.88 kB25-02-13|19:55
FRFT阶次遍历.bmp333.77 kB25-02-13|19:30
FRFT阶次遍历.eps808.38 kB25-02-13|19:30
FRFT阶次遍历2.bmp331.80 kB25-02-13|19:31
FRFT阶次遍历2.eps3.27 MB25-02-13|19:31
Thumbs.db108.00 kB25-02-13|19:36
WVD分布图1.bmp331.80 kB25-02-13|19:33
WVD分布图1.eps2.79 MB25-02-13|19:32
WVD分布图2.bmp331.80 kB25-02-13|19:35
WVD分布图2.eps3.27 MB25-02-13|19:35
原始信号.bmp331.80 kB25-02-13|19:28
原始信号.eps12.16 kB25-02-13|19:28
多径传输信号.bmp331.80 kB25-02-13|19:36
多径传输信号.eps12.00 kB25-02-13|19:36
多径模拟+噪声与FRFT去噪后信号.bmp331.80 kB25-02-13|19:29
多径模拟+噪声与FRFT去噪后信号.eps15.79 kB25-02-13|19:29
阈值分割.bmp331.80 kB25-02-13|19:30
阈值分割.eps10.72 kB25-02-13|19:30
CHIRP干扰+噪声及还原后的信号.bmp331.80 kB25-02-13|19:44
CHIRP干扰+噪声及还原后的信号.eps15.80 kB25-02-13|19:45
FRFT遍历.bmp331.80 kB25-02-13|19:45
FRFT遍历.eps712.89 kB25-02-13|19:46
FRFT遍历2.bmp331.80 kB25-02-13|19:47
FRFT遍历2.eps3.27 MB25-02-13|19:47
Thumbs.db106.50 kB25-02-13|19:49
WVD.bmp331.80 kB25-02-13|19:48
WVD.eps591.43 kB25-02-13|19:48
WVD2.bmp331.80 kB25-02-13|19:48
WVD2.eps3.27 MB25-02-13|19:48
多CHIRP联合信号.bmp331.80 kB25-02-13|19:49
多CHIRP联合信号.eps11.84 kB25-02-13|19:49
目标信号.bmp331.80 kB25-02-13|19:49
目标信号.eps12.17 kB25-02-13|19:49
阈值分割.bmp331.80 kB25-02-13|19:45
阈值分割.eps10.73 kB25-02-13|19:45
简单阈值滤波0.00 B15-10-13|16:30
Chirp_and_its_delay0.00 B15-10-13|16:30
Chirp_SNR_Restore0.00 B15-10-13|16:30
Chirp_Sum0.00 B15-10-13|16:30
Diff_Chirp0.00 B15-10-13|16:30
SNR_Restore0.00 B0%|15-10-13
SUM0.00 B25-02-13|20:05
多径+其他类型Chirp干扰0.00 B15-10-13|16:30
多径模拟0.00 B15-10-13|16:30
来自其他chirp的干扰0.00 B15-10-13|16:30
matlab0.00 B0%|15-10-13
结果图片0.00 B15-10-13|16:30
FRFT0.00 B16-10-13|14:28
云测速

Chirp_SNR_Restore.m (8.04 MB)

需要 2 积分
您持有 积分

CodeForge积分(原CF币)全新升级,功能更强大,使用更便捷,不仅可以用来下载海量源代码马上还可兑换精美小礼品了 了解更多

您的积分不足

支付宝优惠套餐快速获取 30 积分

订单支付完成后,积分将自动加入到您的账号。以下是优惠期的人民币价格,优惠期过后将恢复美元价格。

更多付款方式:网银PayPal

上传代码,免费获取

您本次下载所消耗的积分将转交上传作者。

同一源码,30天内重复下载,只扣除一次积分。

登录 CodeForge

还没有CodeForge账号? 立即注册
关注微博
联系客服

Switch to the English version?

Yes
CodeForge 英文版
No
CodeForge 中文版

完善个人资料,获价值¥30元积分奖励!

^_^"呃 ...

Sorry!这位大神很神秘,未开通博客呢,请浏览一下其他的吧
好的