ecgfftprocessing

所属分类:其他
开发工具:matlab
文件大小:39KB
下载次数:10
上传日期:2008-11-30 21:30:39
上 传 者jsc66
说明:  利用FFT進行心電訊號除噪並截取R波特徵點
(Use of FFT to the heart in addition to its telecommunications interception of R-wave noise and feature points)

文件列表:
ecgfftprocessing\ecgdemo.m (2630, 2003-05-27)
ecgfftprocessing\ecgdemodata1.mat (89464, 2003-02-19)
ecgfftprocessing\ecgdemodata2.mat (34256, 2003-02-19)
ecgfftprocessing\ecgdemomex.dll (24576, 2003-05-27)
ecgfftprocessing (0, 2008-11-30)

MatLab ECG Processing Demo for Win32 I. How to use: 1. Copy files ecgdemo.m , ecgdemomex.dll , ecgdemolib.dll , ecgdemodata1.mat, ecgdemodata2.mat (all the files except this "readme.txt" file) into MatLab's work directory. 2. Start up MatLab. 3. Type in ecgdemo and press "Enter". 4. You will get two figures everyone of which has 6 plots: a. The first plot shows original ECG data; b. The second plot contains corrected ECG - the low-frequency component was removed; c. The third plot shows the data after 1-st filtering pass, the filter window is of default size so the result is not "clear"; d. The fourth plot shows detected peaks - on this stage some peaks can be skipped; e. Here we analyse the result of peak detection and optimize the filter window size. So the fifth plot contains the result of 2-d filtering pass. f. Sixth plot shows the final result. II. Package content: 1. ecgdemo.m - MatLab demo script; 2. ecgdemomex.dll - MatLab "mex"-interface for ecgdemolib.dll library; 3. ecgdemolib.dll - processing core, real production module modified to give out intermediate results; 4. ecgdemodata1.mat - 1-st data sample; 5. ecgdemodata2.mat - 2-d data sample; 6. readme.txt - this file. Download Source: www.astral-on.com Feedback: Project manager: mes@astral.kiev.ua Developer : chernenko@astral.kiev.ua

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