How to generate multiple graphs per page in several pages in one loop?
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Hi everyone,
I would like to create a single loop that will generate several pages of graphs. Moreover, I would like each page to contain 8 graphs. For example, if I have a matrix
A = randn(100,16);
I would like to create 2 pages of 8 graphs each. How could I change the following code in order to create the graphs in one loop
varnames_i = {'1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16'};
time = datetime(2000,1:100,1);
figure;
for k = 1:8
subplot (4,2,k)
filename1 = plot( time' , A( : , k ) );
xlim(datenum([min(time) max(time)]))
title ( varnames_i(k));
hold on
end
saveas(filename1, '1_8.jpg');
figure;
for k = 1:8
subplot (4,2,k)
filename2 = plot( time' , A( : , 8+k ) );
xlim(datenum([min(time) max(time)]))
title ( varnames_i(8+k));
hold on
end
saveas(filename2, '9_16.jpg');
4 Kommentare
Akzeptierte Antwort
OCDER
am 15 Dez. 2017
Bearbeitet: OCDER
am 15 Dez. 2017
N = 8;
A = rand(100, N); %N is an integer number > 0
% I don't think you need this:
% varnames_i = {'1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16'};
%
% But here's a way to make this algorithmically
% varnames_i = cellfun(@(x) sprintf('%d', x), num2cell(1:size(A,2)), 'unif', false);
time = datetime(2000,1:100,1);
for v = 1:size(A, 2)
varname = sprintf('%d', v);
figure;
for k = 1:8
if size(A, 2) < k; break; end %Added this in case your size(A,2) < 8, which errors out
%filename1 = plot(time', A(:, k)); %confusing to name a plot handle
% as a "filename1". Plus, you need the figure handle (gcf) instead
% of plot handle when using saveas
%xlim(datenum([min(time) max(time)])) no need for datenum
subplot(4, 2, k)
plot(time', A(:, k));
xlim([min(time) max(time)])
title(varname);
hold on
end
filename = sprintf('%d_%d.jpg', 1+(v-1)*8, v*8); %makes the name 1_8.jpg, 9_16.jpg, ...
saveas(gcf, filename);
end
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