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> @wanyixue 同学你好，损失函数L是关于w和theta的函数，只有w和theta是未知的变量，\hat(yi)和yi都是已知量，所以不用对他们求导，因此也不存在不可导一说 #129

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wanyixue opened this issue Mar 18, 2023 · 0 comments

wanyixue commented Mar 18, 2023 •

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          > @wanyixue 同学你好，损失函数L是关于w和theta的函数，只有w和theta是未知的变量，\hat(yi)和yi都是已知量，所以不用对他们求导，因此也不存在不可导一说

\hat(yi)也是关于w和theta的函数，\hat(yi)＝epsilon(w^Tx+b)，也是预测出的吧，怎么能当已知量？

Originally posted by @wanyixue in #64 (comment)

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