資源簡(jiǎn)介
心電信號(hào)分析
(1)設(shè)計(jì)濾波器,實(shí)現(xiàn)對(duì)心電信號(hào)的噪聲抑制和基線糾漂。
(2)時(shí)域分析:R波檢測(cè)算法與實(shí)現(xiàn).
(3)功率譜分析:對(duì)消噪后的信號(hào)進(jìn)行功率譜分析。要求計(jì)算信號(hào)的功率譜,功率譜峰值,峰值頻率。
代碼片段和文件信息
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%% 名稱:信號(hào)處理綜合訓(xùn)練課程設(shè)計(jì)——早晨心電信號(hào)處理程序
%% 功能:對(duì)采集到的心電信號(hào)進(jìn)行去噪等處理,后提取出心電信號(hào)中R的周期、峰值及信號(hào)的幅頻、相頻和功率譜特征參數(shù),并保存為TXT數(shù)據(jù)文檔
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AA=20;?%一階導(dǎo)數(shù)縮放系數(shù)
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% 1 心電數(shù)據(jù)的導(dǎo)入
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?????文件???????9382??2011-07-13?09:00??date_recover2.m
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