whitenpatches = 400 convwhitenfiltershp=(11,11) perc_var = 99. N = 641 kshp = (16,16) stride = (8,8) imsz = kshp[0]*6 imshp=(2,1,imsz,imsz) print 'Init...' l = SGD(model=ConvSparseSlowModel(imshp=imshp,convwhitenfiltershp=convwhitenfiltershp,perc_var=perc_var,N=N,kshp=kshp,stride=stride, sparse_cost='subspacel1mean',slow_cost=None,lam_sparse=1.,center_basis_functions=False), datasource='berkeleysegmentation',batchsize=imshp[0],save_every=20000,display_every=1000, ipython_profile=profile) print 'Estimate whitening...' databatch = l.get_databatch(whitenpatches) l.model.learn_whitening(databatch) l.model.setup() l.learn(iterations=40000) l.change_target(.5) l.learn(iterations=5000) l.change_target(.5) l.learn(iterations=5000) from hdl.display import display_final display_final(l.model)