Cuijie12358

function coco(n, k, note, dotrainval, testyear)
% Train and evaluate a model. 
%   pascal(n, note, dotrainval, testyear)
%
%   The model will be a mixture of n star models, each of which
%   has 2 latent orientations.
%
% Arguments
%   n             Number of aspect ratio clusters to use
%                 (The final model has 2*n components)