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qrsdetect

PURPOSE ^

QRSDETECT - detection of QRS-complexes

SYNOPSIS ^

function [H2,HDR,s] = qrsdetect(fn,arg2,arg3)

DESCRIPTION ^

 QRSDETECT - detection of QRS-complexes

   HDR = qrsdetect(fn,chan,Mode)
   HDR = qrsdetect(s,Fs,Mode)

 INPUT
   fn            filename
   chan        channel number of ecg data
   s           ecg signal data 
   Fs          sample rate 
   Mode        optional - default is 1
               1: method [1] is used
        2: method [2] is used    
 OUTPUT
   HDR.EVENT  fiducial points of qrs complexes    


 see also: PROCESSING, EVENTCODES.TXT, SLOAD

 Reference(s):
 [1] M.-E. Nygards, L. S�nmo, Delineation of the QRS complex using the envelope of the e.c.g
       Med. & Biol. Eng. & Comput., 1983, 21, 538-547.
 [2] V. Afonso, W. Tompkins, T. Nguyen, and S. Luo, "ECG beat detection using filter banks,"
     IEEE Trans. Biomed. Eng. 46(2):192-202, Feb. 1999.

CROSS-REFERENCE INFORMATION ^

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