📅  最后修改于: 2022-03-11 14:45:05.314000             🧑  作者: Mango
loss = mse(pred, target)
l1 = 0
for p in net.parameters():
l1 = l1 + p.abs().sum()
loss = loss + lambda_l1 * l1
loss.backward()
optimizer.step()