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[求助]
请教matlab中时频分析工具 已有1人参与
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| matlab中有官方提供时频分析工具tftb，请问有大神会使用其中的ecgpuwave这个函数么？ |
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FMStation
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【答案】应助回帖
感谢参与，应助指数 +1
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%% Write an ECG header in MIT format % This function receives a "header" struct with ECG signal propeties and % writes [header.name '.hea'] file into "header_path". % % Example % % MIT_filename = 'your_filename'; % MIT_path = ['.' filesep]; % ECG_header.recname = MIT_filename; % ECG_header.nsig = 8; % ECG_header.nsamp = 9978; % ECG_header.freq = 1000; %Hz % ECG_header.desc = char( {'I','II','V1','V2','V3','V4','V5','V6'} ); % ECG_header.adczero = zeros( ECG_header.nsig,1 ); % ECG_header.gain = ones( ECG_header.nsig,1 ); % ECG_header.units = repmat( 'uV',ECG_header.nsig,1 ); % ECG_header.btime = '00:00:00'; % ECG_header.bdate = '01/01/2000'; % % writeheader( MIT_path, ECG_header ); % % See also read_ECG, ECGwrapper % % Author: Salvador Olmos, Juan Pablo Mart穩nez and/or Juan Bolea % adapted to ECGkit by: Mariano Llamedo Soria % <matlab:web( 'mailto:llamedom@electron.frba.utn.edu.ar','-browser' ) ( email )> % Version: 0.1 beta % Birthdate: 5/01/2014 % Last update: 19/11/2014 % function writeheader( header_path, header ) % % WRITHEAD function writes header file for signal data struct in directory header_path % Input parameters. % header_path: directory of work % header: struct of header to write if( header_path( end ) ~= filesep ) header_path = [header_path filesep]; end % Opening ASCII header file if ~isempty( header.recname ) fid=fopen( [header_path header.recname '.hea'], 'w' ); header.fname = repmat( [ header.recname '.dat'], header.nsig,1 ); else fid = fopen( [header_path header.fname( 1,: ) '.hea'], 'w' ); end if ( fid<0 ) error( ['Can not write ' [header_path header.recname '.hea'] '\n'] ); end try % writing first line of record_name, # signals and so on fprintf( fid,'%s %d %d %d\n',header.recname,header.nsig ); if isfield( header,'freq' ) fprintf( fid,'%d ',header.freq ); end if isfield( header,'nsamp' ) fprintf( fid,'%d ',header.nsamp ); end if isfield( header,'btime' ) fprintf( fid,'%s ',header.btime ); end if isfield( header,'bdate' ); fprintf( fid,'%s ',header.bdate ); end fmt = 16; % writing the rest of lines for ii=1:header.nsig if isfield( header,'spf' ) || isfield( header,'skew' ) || isfield( header,'offset' ) fprintf( fid,'\n%s %d',header.fname( ii,: ),fmt ); if isfield( header,'spf' ) && ~isnan( header.spf( ii ) ) fprintf( fid,'x%d',header.spf( ii ) ); end if isfield( header,'skew' ) && ~isnan( header.skew( ii ) ) fprintf( fid,':%d',header.skew( ii ) ); end if isfield( header,'offset' ) && ~isnan( header.offset( ii ) ) fprintf( fid,'+%d',header.offset( ii ) ); end fprintf( fid,' ' ); else fprintf( fid,'\n%s %d ',header.fname( ii,: ),fmt ); end if isfield( header,'gain' ) fprintf( fid,'%f',header.gain( ii ) ); else fprintf( fid,'%f',200 ); end if( isfield( header,'baseline' ) && ~isnan( header.baseline( ii ) ) ) fprintf( fid,'( %d )',header.baseline( ii ) ); end if ( isfield( header,'units' ) ) fprintf( fid,'/%s ',header.units( ii,: ) ); else fprintf( fid,' ' ); end if isfield( header,'adcres' ) fprintf( fid,'%d ',header.adcres( ii ) ); else fprintf( fid,'%d ', 12 ); end if isfield( header,'adczero' ) fprintf( fid,'%d ',header.adczero( ii ) ); else fprintf( fid,'%d ', 0 ); end if isfield( header,'initval' ) fprintf( fid,'%d ',header.adczero( ii ) ); else fprintf( fid,'%d ', 0 ); end if isfield( header,'cksum' ) fprintf( fid,'%d ',header.cksum( ii ) ); else fprintf( fid,'%d ', 0 ); end if isfield( header,'bsize' ) fprintf( fid,'%d ',header.bsize( ii ) ); else fprintf( fid,'%d ', 0 ); end if isfield( header,'desc' ) fprintf( fid,'%s',header.desc( ii,: ) ); end end fprintf( fid,'\n' ); fclose( fid ); catch MEE fclose( fid ); rethrow( MEE ); end 參考: https://groups.google.com/forum/ ... U0xsMY/CMXs2ZOvNoEJ |
2楼2016-08-04 06:58:23
FMStation
至尊木虫 (知名作家)
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【答案】应助回帖
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參考: Mariano Llamedo Soria - http://diec.unizar.es/~mllamedo/index.php https://scholar.google.es/citati ... AAAAJ&hl=en ECGkit Documentation - https://www.researchgate.net/pub ... anuxgithubioecg-kit https://media.readthedocs.org/pdf/ecg-kit/master/ecg-kit.pdf |
3楼2016-08-04 07:08:14
