optimizers.py 文件源码

def lbfgs(w, lr=1, max_iter=20, max_eval=None, tol_grad=1e-05,
          tol_change=1e-09, hist_size=100, line_search_fun=None):
    return nn.LBFGS(params=w, lr=lr, max_iter=max_iter,
                    max_eval=max_eval, tolerance_grad=tol_grad,
                    tolerance_change=tol_change, history_size=hist_size,
                    line_search_fn=line_search_fun)