w.data.sub_()
时间: 2024-04-25 07:21:14 浏览: 143
Fnn.rar_connect_finallyfnn_readw8a_visual basic
在给定的代码中,w.data.sub_()是用于更新参数w的方法。具体来说,它是通过减去一个张量来更新参数w的值。在这个例子中,w是一个包含单个元素的张量,它的值在每次迭代中都会根据学习率和梯度进行更新。这个方法的作用是将参数w的值减去学习率乘以梯度,从而更新参数w的值。
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