資源簡(jiǎn)介
心電信號(hào)R波檢測(cè),對(duì)于心電信號(hào)分析研究有很大的作用
代碼片段和文件信息
%本程序?qū)崿F(xiàn)基于小波變換的QRS波的檢測(cè)???%
%鄭秀玉??深圳大學(xué)德州儀器DSPs實(shí)驗(yàn)室???%
%2007年7月2日????????????????????????%
clear?all;
close?all;
points=4096;???????level=4;????sr=360;?
%讀入ECG信號(hào)
load?ecgdata.mat;
ecgdata=mydata‘;
plot(ecgdata(1:points));grid?on;axis?tight;axis([1points-25]);
title(‘ECG信號(hào)‘);
swa=zeros(4points);
swd=zeros(4points);
signal=ecgdata(0*4096+1:1*4096);
%算小波系數(shù)和尺度系數(shù)
for?i=1:points-3
??swa(1i+3)=1/4*signal(i+3-2^0*0)+3/4*signal(i+3-2^0*1)+3/4*signal(i+3-2^0*2)+1/4*signal(i+3-2^0*3);
???swd(1i+3)=-1/4*signal(i+3-2^0*0)-3/4*signal(i+3-2^0*1)+3/4*signal(i+3-2^0*2)+1/4*signal(i+3-2^0*3);
end
j=2;
while?j<=level
???for?i=1:points-24
?????swa(ji+24)=1/4*swa(j-1i+24-2^(j-1)*0)+3/4*swa(j-1i+24-2^(j-1)*1)+3/4*swa(j-1i+24-2^(j-1)*2)+1/4*swa(j-1i+24-2^(j-1)*3);
?????swd(j
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\
?????文件??????183133??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\A?Real-Time?Microprocessor?QRS?Detector?System?with?a?1-ms?Timing?Accuracy?for?the?Measurement?of?Ambulatory?HRV.pdf
?????目錄???????????0??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\
?????文件????????4558??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\100.atr
?????文件?????1950000??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\100.dat
?????文件?????????143??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\100.hea
?????文件????????5673??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\ecgdata.mat
?????文件????????7176??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\ecgdetect.m
?????文件????????6646??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\graduatedemo.asv
?????文件????????5452??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\QRSdetect\rddata.m
?????文件??????342760??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\一種高效的QRS波實(shí)時(shí)檢測(cè)方法.pdf
?????文件??????214674??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\基于Mexican_hat小波的QRS檢測(cè)新方法.pdf
?????文件??????526446??2014-12-08?18:18??心電信號(hào)R波檢測(cè)\基于雙正交樣條小波的QRS波檢測(cè).pdf
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