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display_medianbeats.m
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display_medianbeats.m
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% BRAVEHEART - Open source software for electrocardiographic and vectorcardiographic analysis
% display_medianbeats.m -- Part of BRAVEHEART GUI
% Copyright 2016-2024 Hans F. Stabenau and Jonathan W. Waks
%
% Source code/executables: https://github.com/BIVectors/BRAVEHEART
% Contact: [email protected]
%
% BRAVEHEART is free software: you can redistribute it and/or modify it under the terms of the GNU
% General Public License as published by the Free Software Foundation, either version 3 of the License,
% or (at your option) any later version.
%
% BRAVEHEART is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
% without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
% See the GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License along with this program.
% If not, see <https://www.gnu.org/licenses/>.
%
% This software is for research purposes only and is not intended to diagnose or treat any disease.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
function display_medianbeats(median_vcg, beatsig_vcg, medianbeat, max_tvm_value, hObject, eventdata, handles)
% Load in axes for plotting (VM, X, Y, Z in order)
A = [handles.VMmedianbeat_axis handles.Xmedianbeat_axis handles.Ymedianbeat_axis handles.Zmedianbeat_axis];
% Set up fidpts
med_qoff = medianbeat.S;
med_qon = medianbeat.Q;
med_toff = medianbeat.Tend;
% To search for leads in VCG class
lead_names_vcg = [{'VM'} {'X'} {'Y'} {'Z'}];
vcg_fields = properties(median_vcg);
% Colors for plotting VM, X, Y, Z
colors = [{'[1 0 0]'}, {'[0 0.4470 0.7410]'}, {'[0 0.4470 0.7410]'}, {'[0 0.4470 0.7410]'}];
% Find indices of lead_names in VCG class
for k = 1:length(lead_names_vcg)
lead_idx_vcg(k) = find(strcmp(vcg_fields,lead_names_vcg{k}));
end
for j = 1:length(A)
beatsig_signal = beatsig_vcg.(vcg_fields{lead_idx_vcg(j)}); % Individual beats
med_signal = median_vcg.(vcg_fields{lead_idx_vcg(j)}); % Median beat
cla(A(j));
axes(A(j));
scale = abs(max(max(beatsig_signal))-min(min(beatsig_signal))); % Scale differently for each lead
hold on
% Plot individual beats (beatsig) for X, Y, Z only (not VM)
if ~strcmp(string(lead_names_vcg{j}),'VM')
for i=1:size(beatsig_signal,1)
plot(beatsig_signal(i,:),':k');
end
end
% Plot median beat and lines
line([med_qoff med_qoff], [min(min(beatsig_signal))-(0.1*scale) max(max(beatsig_signal))+(0.1*scale)],'color', 'k', 'linewidth',1.2,'LineStyle','--');
line([med_qon med_qon], [min(min(beatsig_signal))-(0.1*scale) max(max(beatsig_signal))+(0.1*scale)],'color', 'k', 'linewidth',1.2,'LineStyle','--');
line([med_toff med_toff], [min(min(beatsig_signal))-(0.1*scale) max(max(beatsig_signal))+(0.1*scale)],'color', 'k', 'linewidth',1.2,'LineStyle','--');
line([0 length(med_signal)],[0 0], 'color', 'k','linewidth',0.5);
plot(med_signal,'color', colors{j}, 'linewidth',1.5);
if ~isnan(max_tvm_value)
plot(max_tvm_value, med_signal(max_tvm_value),'*','color','b','MarkerSize', 8);
end
hold off
xlim([0 length(med_signal)]);
% Set ylim based on y values in each lead
if strcmp(lead_names_vcg(j),'VM')
ylim([0-(0.1*scale) max(max(beatsig_signal))+(0.1*scale) ]);
else
ylim([min(min(beatsig_signal))-(0.1*scale) max(max(beatsig_signal))+(0.1*scale)]);
end
end