four_dim_scatter.m

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%         4D Data Visualization        %   
%       with Matlab Implementation     %
% Author: M.Sc. Eng. Hristo Zhivomirov %
%               02/16/2013             %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

clear, clc, close all

x = 0:0.2:10; % first dimension data
y = 0:0.2:10; % second dimension data
z = 0:0.2:10; % third dimension data

[X Y Z] = meshgrid(x, y, z);
data = sqrt(X.^2 + Y.^2 + Z.^2); % write the equation that describes the fourth dimension

figure(1)
scatter3( X(:), Y(:), Z(:), 3, data(:))
%xlabel('Tape your xlabel here')
%ylabel('Tape your ylabel here')
%zlabel('Tape your zlabel here')
%title('Tape your title here')
colorbar