Sigasterisk

This Matlab package adds lines with asterisks (*) to show significant differences between bars in a bar plot.

Table of contents

• General info
• Screenshots
• Setup
• Code Examples
• Features
• Contact

General info

The functions in this package:

1. Add lines and asterisks for bars in a bar plot.
2. Add lines and asterisks for bars within a group in a grouped bar plot.
3. Add lines and asterisks for bars between groups in a grouped bar plot.
4. Add lines and asterisks when bars of the bar plot have error bars.

Screenshots

Setup

Add the package folder to the search path of Matlab.

Code Examples

Figure 1

figure;
Data = transpose([45 33 18 37 42 30]);
bar(Data);
set(gca,'XTickLabel', {'A' 'B' 'C' 'D' 'E' 'F'});
sigasterisk(1,1,2,5,"*",Data);
ylim([0 50]);
title("Fig 1");

Figure 2

figure;
Data = [10 20 30;15 20 5;45 90 10;16 17 13;80 10 30;40 60 10];
bar(Data);
set(gca,'XTickLabel', {'A' 'B' 'C' 'D' 'E' 'F'});
sigasterisk(2,3,3,3,"*",Data);
title("Fig 2");

Figure 3

figure;
bar(Data);
set(gca,'XTickLabel', {'A' 'B' 'C' 'D' 'E' 'F'});
sigasterisk(1,1,2,3,"**",Data);
sigasterisk(1,3,2,1,"*",Data);
title("Fig 3");
ylim([0 95]);

Figure 4

figure;
Errors = rand(6,3)*5;
bar(Data);
set(gca,'XTickLabel', {'A' 'B' 'C' 'D' 'E' 'F'});
add_errorbar(Errors, Data);
sigasterisk(2,3,1,1,"*",Data,Errors);
title("Fig 4");

Features

• The appearance and location of lines/asterisks can be adjusted by optional arguments.

Contact

Created by @arsalanfiroozi - feel free to contact me!