The image provides results from a survey of people 11 countries on their opinion of whether 
their country should increase or decrease government spending. The image also provides the 
forecast net debt as a percentage of GDP for that country, as of 2011.
Error using .*
Matrix dimensions must agree.

Error in plotSpotlight (line 30)
    output = repmat(a,[1 1 3]).*single(im)/255;

Error in plot_individual_user_maps (line 49)
        [heat] = plotSpotlight(im,heatmap,3);