readme_figures.m

clearvars
close all
clc

%% figure 1

load carbig MPG Origin
Origin = cellstr(Origin);
figure
vs = violinplot(MPG, Origin);
ylabel('Fuel Economy in MPG');
xlim([0.5, 7.5]);

set(gcf,'Units','pixels','Position',[100 100 560 420])

% save results
exportgraphics(gcf,'example.png')

%% figure 2
close all
clear vs

C = colormap('jet');

grouporder={'England','Sweden','Japan','Italy','Germany','France','USA'};

% England (just a dot)
vs = Violin({MPG(strcmp(Origin,'England'))},1,'Orientation','horizontal');

% Sweden (different Bandwidths)
vs = Violin({MPG(strcmp(Origin,'Sweden'))},2,...
    'HalfViolin','left',...
    'Bandwidth',3,...
    'Orientation','horizontal');

vs = Violin({MPG(strcmp(Origin,'Sweden'))},2,...
    'HalfViolin','right',...
    'Bandwidth',12,...
    'Orientation','horizontal');

% Japan (show quartiles)
vs = Violin({MPG(strcmp(Origin,'Japan'))},3,...
    'QuartileStyle','shadow',... % boxplot, none
    'ShowBox',true,...
    'Orientation','horizontal');

% Italy left: standard
vs = Violin({MPG(strcmp(Origin,'Italy'))},4,...
    'QuartileStyle','shadow',... % boxplot, none
    'ShowBox',true,...
    'HalfViolin','left',...
    'Orientation','horizontal');

% Italy right: change color, offset
vs = Violin({MPG(strcmp(Origin,'Italy'))-15},4,...
    'QuartileStyle','shadow',... % boxplot, none
    'ShowBox',true,...
    'HalfViolin','right',...
    'ViolinColor',{C(7,:)},...
    'Orientation','horizontal');


% Germany left: standard
vs = Violin({MPG(strcmp(Origin,'Germany'))},5,...
    'QuartileStyle','none',... % boxplot, none
    'DataStyle', 'none',... % scatter, histogram
    'ShowMean',true,...
    'HalfViolin','left',...
    'Orientation','horizontal');

% Germany histogram
vs = Violin({MPG(strcmp(Origin,'Germany'))},5,...
    'QuartileStyle','none',... % boxplot, none
    'DataStyle', 'histogram',... % scatter, histogram
    'ShowMean',true,...
    'HalfViolin','left',...
    'Orientation','horizontal');

% France histogram
vs = Violin({MPG(strcmp(Origin,'France'))},6,...
    'QuartileStyle','none',... % boxplot, none
    'DataStyle', 'histogram',... % scatter, histogram
    'ShowMean',false,...
    'HalfViolin','right',...
    'Orientation','horizontal');

% USA histogram and quartiles
vs = Violin({MPG(strcmp(Origin,'USA'))},7,...
    'QuartileStyle','shadow',... % boxplot, none
    'DataStyle', 'histogram',... % scatter, histogram
    'ShowMean',false,...
    'HalfViolin','right',...
    'Orientation','horizontal');

% set correct labels
set(gca,yticklabels=grouporder)

xlabel('Fuel Economy in MPG');
ylim([0.5, 7.5]);

set(gcf,'Units','pixels','Position',[200 200 560 420])

% save results
exportgraphics(gcf,'example2.png')