How to name multiple plots/subplots on a loop?

This loop plots 1 plot with 3 subplots on the same Figure ii times. I cannot figure out how though to label each of the 4 plot with a unique name as the loop progresses. I can use the title, but it only names one of the plots which leaves the other 3 in question to which they are.
for iv = mod((1:numel(k)),12)
k_i = k(iv);
figure (k_i)
DataAnalPlot([c(1:ii,k_i) p(1:ii,k_i)],[c(1:ii,k_i+1) p(1:ii,k_i+1)],[c(1:ii,k_i+2) p(1:ii,k_i+2)],[c(1:ii,k_i+3) p(1:ii,k_i+3)]);
end

 Réponse acceptée

Image Analyst
Image Analyst le 1 Avr 2013
Modifié(e) : Image Analyst le 1 Avr 2013
First of all, don't use figure() in the loop - use subplot() instead. In the loop you can use sprintf() to build a caption, and then use title() to display it over the plot.
Assuming iv takes on the values 1, 2, 3, and 4:
subplot(2, 2, iv);
caption = sprintf('This is plot #%d', iv);
title(caption, 'FontSize', 20);

Plus de réponses (1)

Nicolas Braconi
Nicolas Braconi le 30 Nov 2020

1 vote

For any future visitors I figured out that you can do it this way: Create a cell with the title you want each plot to take, for example months, Note that the number of entries in your cell should match the number of subplots, 1 title for each plot
cellmonth={'January','February','March','April','May','June','July'...
,'August','September','October','November','December'};
then you write a for loop with the number of subplots you want
for i=1:12
title(cellmonth(1,j))
.
.
.
.
end

3 commentaires

You need to use i, not j in cellmonth(). Corrected code:
cellmonth = {'January','February','March','April','May','June','July', ...
'August','September','October','November','December'};
% Then you write a for loop with the number of subplots you want
for k = 1 : 12
subplot(4, 3, k);
title(cellmonth(k));
end
Yes, you can put in a cell, like you showed, or you can put in a string like I showed - it works either way. And you can predefine the strings in advance (like you did), or you can make up the string inside the loop if it depends on some variable that changes within the loop (like I did):
for k = 1 : 12
subplot(4, 3, k);
caption = sprintf('Month #%d', k); % Caption changes depending on k
title(caption, 'FontSize', 20);
end
Rt Ro
Rt Ro le 21 Déc 2020
Hi, thanks for the answer. could you please let me know how I can move each title to up on the left?
Try this:
for k = 1 : 12
subplot(4, 3, k);
caption = sprintf('Month #%d', k); % Caption changes depending on k
title(caption, 'FontSize', 20, 'HorizontalAlignment', 'right');
end
I have no idea why you say 'right' when you want to put it on the left. Seems like a bug.

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