example: some updates for grid_crf
example: some updates for grid_crf

wattlebird/pystruct,massmutual/pystruct,amueller/pystruct,pystruct/pystruct,d-mittal/pystruct,massmutual/pystruct,wattlebird/pystruct,pystruct/pystruct,amueller/pystruct,d-mittal/pystruct