def create_3Dlabels_Potts(condition_defs,beta,dims,mask):
labels = []
graph = graph_from_lattice(mask, kerMask=kerMask3D_6n,toroidal=True)
for c in condition_defs:
tmp = genPotts(graph, beta,2 )
tmp = np.reshape(tmp,dims)
labels.append(tmp)
return np.array(labels)
def create_labels_Potts(condition_defs,beta,nb_voxels):
labels = []
nb_voxels = nb_voxels**.5 #assume square shape
shape = (nb_voxels,nb_voxels)
mask = np.ones(shape, dtype=int)
graph = graph_from_lattice(mask, kerMask=kerMask2D_4n, toroidal=True)
shape = (1,nb_voxels,nb_voxels)
for c in condition_defs:
tmp = genPotts(graph, beta,2 )
tmp = np.reshape(tmp,shape)
labels.append(tmp)
return np.array(labels)