代码搜索：低频接收机
找到约 806 项符合「低频接收机」的源代码
代码结果 806
www.eeworm.com/read/447711/7546367
m program_10_16.m
load noisbloc
s= noisbloc;
ls=length(s);
plot(s);
[swa,swd] = swt(s,1,'db4');
subplot(2,1,1);plot(swa);title('低频')
subplot(2,1,2);plot(swd);title('高频')
A0 = iswt(swa,swd,'db4');
err=norm(s-A0)
www.eeworm.com/read/307450/13722124
m wave.m
function [A,D]=wave(data,N)
%用小波分解信号
%--------------离散小波分解-----------
%clear d
%N=3;
[C,L]=wavedec(data,N,'db6');
A = wrcoef('a',C,L,'db6');%提取低频系数
%figure(1)
%str=strcat('小波',num2str(N),'层分解图
www.eeworm.com/read/305287/13775777
m wspm.m
%基于小波收缩与非线性扩散的混合图像去噪算法
%低频用TV扩散,,高频用软阈值收缩
function A=WSTV(lena)
noised=lena;
H=fspecial('gaussian',3,0.4);
filter=imfilter(noised,H);
[row,col]=size(noised);
nimage=zeros(row,col);
k
www.eeworm.com/read/489816/6461882
m program_10_16.m
load noisbloc
s= noisbloc;
ls=length(s);
plot(s);
[swa,swd] = swt(s,1,'db4');
subplot(2,1,1);plot(swa);title('低频')
subplot(2,1,2);plot(swd);title('高频')
A0 = iswt(swa,swd,'db4');
err=norm(s-A0)
www.eeworm.com/read/486829/6530446
m wave.m
function [A,D]=wave(data,N)
%用小波分解信号
%--------------离散小波分解-----------
%clear d
%N=3;
[C,L]=wavedec(data,N,'db6');
A = wrcoef('a',C,L,'db6');%提取低频系数
%figure(1)
%str=strcat('小波',num2str(N),'层分解图
www.eeworm.com/read/486629/6537035
c adc.c
#include "adc.h"
int gain;
void Init_CLK(void)
{
unsigned int i;
//将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
BCSCTL1 = 0X00;
do
{
www.eeworm.com/read/478046/6718687
h vf_zoom.h
#ifndef __VFZOOM_H__
#define __VFZOOM_H__
#include "VF_Type.h"
#include "VF_Global.h"
//
// 提取指纹图像低频信息用来计算方向场
//
void zoomout()
{
sint32 x, y;
uint8 *lpSrc;
uint8 *lpRst;
sint32 su
www.eeworm.com/read/259017/11826770
c adc.c
#include "adc.h"
int gain;
void Init_CLK(void)
{
unsigned int i;
//将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
BCSCTL1 = 0X00;
do
{
www.eeworm.com/read/12662/246587
c adc.c
#include "adc.h"
int gain;
void Init_CLK(void)
{
unsigned int i;
//将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
BCSCTL1 = 0X00;
do
{
www.eeworm.com/read/461648/1552009
m program_10_16.m
load noisbloc
s= noisbloc;
ls=length(s);
plot(s);
[swa,swd] = swt(s,1,'db4');
subplot(2,1,1);plot(swa);title('低频')
subplot(2,1,2);plot(swd);title('高频')
A0 = iswt(swa,swd,'db4');
err=norm(s-A0)