def cost_fun(self, params, sig_sq_2=1):
cost = st_mat_cost_fun(
self.model, self.scene, st_get_transform(params, self.transform_shape, self.transform_tril_ind), sig_sq_2
)
if self.counter % 1000 == 0:
print "Iteration " + str(self.counter) + ": " + str(cost)
self.counter += 1
return cost
def get_transform(self, params):
return st_get_transform(params, self.transform_shape, self.transform_tril_ind)
