function ok = VisualizePrincipleImage(component, fileName)
% image = VisualizePrincipleImage(component)
% This function normalizes a component so that you can see it as an image.
% Author : Sasakthi Abeysinghe, Timothy Simpson
% Date   : 04/05/2006
global imageHeight;
global imageWidth;
minValue = min(component);
maxValue = max(component);

component = component - minValue;
component = uint8(round((component * 255) ./ (maxValue - minValue)));
componentImage = reshape(component, imageHeight, imageWidth, 3);
imwrite(componentImage, fileName);
figure; image(componentImage);