代码搜索：小信号
找到约 10,000 项符合「小信号」的源代码
代码结果 10,000
www.eeworm.com/read/156378/11807420
m examp16_9.m
%生成含噪的多项式信号
N=800;
t=1:N;
sig=t.^2-t+1;
x=sig+randn(1,N);
%一维小波分解
[c,l] = wavedec(x,4,'db3');
%[c,l] = wavedec(x,4,'db2');
%重构第1～4层逼近系数
a4 = wrcoef('a',c,l,'db3',4);
a3 = wrcoef('a',c,l,'db3
www.eeworm.com/read/151613/12187374
m example2_4_1.m
load wbarb; %装载图像信号
whos
figure(1);
image(X); colormap(map); colorbar; %显示图像
[cA1,cH1,cV1,cD1] = dwt2(X,'bior3.7'); %完成图像的单尺度小波分解
A1 = upcoef2('a',cA1,'bior3.7',1); %从系数中重构低频和高频部分
H1 = upcoef2('
www.eeworm.com/read/225679/14526256
m f10_2.m
%生成含噪的多项式信号
N=800;
t=1:N;
sig=t.^2-t+1;
x=sig+randn(1,N);
%一维小波分解
[c,l] = wavedec(x,4,'db3');
%[c,l] = wavedec(x,4,'db2');
%重构第1-4层逼近系数.
a4 = wrcoef('a',c,l,'db3',4);
a3 = wrcoef('a',c,l,'db
www.eeworm.com/read/221223/14752849
m examp16_9.m
%生成含噪的多项式信号
N=800;
t=1:N;
sig=t.^2-t+1;
x=sig+randn(1,N);
%一维小波分解
[c,l] = wavedec(x,4,'db3');
%[c,l] = wavedec(x,4,'db2');
%重构第1～4层逼近系数
a4 = wrcoef('a',c,l,'db3',4);
a3 = wrcoef('a',c,l,'db3
www.eeworm.com/read/216262/15022674
m example2_4_1.m
load wbarb; %装载图像信号
whos
figure(1);
image(X); colormap(map); colorbar; %显示图像
[cA1,cH1,cV1,cD1] = dwt2(X,'bior3.7'); %完成图像的单尺度小波分解
A1 = upcoef2('a',cA1,'bior3.7',1); %从系数中重构低频和高频部分
H1 = upcoef2('
www.eeworm.com/read/215911/15034260
m example2_4_1.m
load wbarb; %装载图像信号
whos
figure(1);
image(X); colormap(map); colorbar; %显示图像
[cA1,cH1,cV1,cD1] = dwt2(X,'bior3.7'); %完成图像的单尺度小波分解
A1 = upcoef2('a',cA1,'bior3.7',1); %从系数中重构低频和高频部分
H1 = upcoef2('
www.eeworm.com/read/207233/15279052
m f10_2.m
%生成含噪的多项式信号
N=800;
t=1:N;
sig=t.^2-t+1;
x=sig+randn(1,N);
%一维小波分解
[c,l] = wavedec(x,4,'db3');
%[c,l] = wavedec(x,4,'db2');
%重构第1-4层逼近系数.
a4 = wrcoef('a',c,l,'db3',4);
a3 = wrcoef('a',c,l,'db
www.eeworm.com/read/17567/739643
v we.v
/*产生写FIFO信号,在默认情况下，一帧数据是640*480大小，并且分两场传输，奇场和偶场*/
module we(reset,pclk,hsync,vsync,wrst,wclk,we_s,int1r,yi,uvi,yo,uvo,GPIO3,rrst);
input reset,pclk,hsync,vsync,GPIO3,rrst;
input[7:0] yi,uvi;
o
www.eeworm.com/read/18567/794419
v we.v
/*产生写FIFO信号,在默认情况下，一帧数据是640*480大小，并且分两场传输，奇场和偶场*/
module we(reset,pclk,hsync,vsync,wrst,wclk,we_s,int1r,yi,uvi,yo,uvo,GPIO3,rrst);
input reset,pclk,hsync,vsync,GPIO3,rrst;
input[7:0] yi,uvi;
o
www.eeworm.com/read/461648/1551923
m program_16_09.m
%生成含噪的多项式信号
N=800;
t=1:N;
sig=t.^2-t+1;
x=sig+randn(1,N);
%一维小波分解
[c,l] = wavedec(x,4,'db3');
%[c,l] = wavedec(x,4,'db2');
%重构第1～4层逼近系数
a4 = wrcoef('a',c,l,'db3',4);
a3 = wrcoef('a',c,l,'db3