Matlab Graph Scatter Plot Examples

Scatter Plot Example

close all;

figure();

size = 100;

s = scatter(1:10,1:10,size);

s.Marker = 's';

% color picked by using: uisetcolor

s.MarkerEdgeColor = [0 0.4471 0.7412];

s.MarkerEdgeAlpha = 0.5;

s.MarkerFaceColor = [.61 .51 .74];

s.MarkerFaceAlpha = 1.0;

s.LineWidth = 10;

grid on;

grid minor;

% 'o' Circle

% '+' Plus sign

% '*' Asterisk

% '.' Point

% 'x' Cross

% 'square' or 's' Square

% 'diamond' or 'd' Diamond

% '^' Upward-pointing triangle

% 'v' Downward-pointing triangle

% '>' Right-pointing triangle

% '<' Left-pointing triangle

% 'pentagram' or 'p' Five-pointed star (pentagram)

% 'hexagram' or 'h' Six-pointed star (hexagram)

% 'none' No markers

Scatter with Edge and Face Color and Transparency

% Generate Data

rng(123);

it_x_n = 10;

it_x_groups_n = 3;

mat_y = rand([it_x_n, it_x_groups_n]);

mat_y = mat_y + sqrt(1:it_x_groups_n);

mat_y = mat_y + log(1:it_x_n)';

ar_x = 1:1:it_x_n;

% Colors

blue = [57 106 177]./255;

red = [204 37 41]./255;

black = [83 81 84]./255;

green = [62 150 81]./255;

brown = [146 36 40]./255;

purple = [107 76 154]./255;

cl_colors = {blue, red, black, ...

green, brown, purple};

% Scatter Shapes

cl_scatter_shapes = {'s','x','o','d','p','*'};

% Scatter Sizes

cl_scatter_sizes = {100,100,50,50,50,50};

% Legend Keys

cl_legend = {'For Borr', 'Inf Borr', 'For+Inf Br'};

% Plot

figure();

hold on;

for it_m = 1:it_x_groups_n

scatter(ar_x, mat_y(:,it_m), cl_scatter_sizes{it_m}, ...

'Marker', cl_scatter_shapes{it_m}, ...

'MarkerEdgeColor', cl_colors{it_m}, 'MarkerFaceAlpha', 0.8, ...

'MarkerFaceColor', cl_colors{it_m}, 'MarkerEdgeAlpha', 0.8);

cl_legend{it_m} = cl_legend{it_m};

end

legend(cl_legend, 'Location', 'best');

grid on;

grid minor;