The dollar trade weighted exchange rate against a basket of major currencies from March 1973 
to 2011. Shows high fluctuations throughout the entire period
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);