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P100 梯度消失一节有疑问 #26

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veraposeidon opened this issue Oct 16, 2018 · 0 comments
Open

P100 梯度消失一节有疑问 #26

veraposeidon opened this issue Oct 16, 2018 · 0 comments

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@veraposeidon
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2018年1月第1版第2次印刷的书上,
书第100页 3.3.4梯度消失 一节,最后一段第一句,
原文为:因为导致梯度消失的根本原因是小于0的梯度连续做乘法
可是按照上文的Sigmoid的例子的话,梯度消失应该是小于1的梯度连续做乘法引起的。
是否应改为:因为导致梯度消失的根本原因是小于1的梯度连续做乘法

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