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多分类损失函数 梯度那里没看懂 #7
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嗯嗯,昨天晚上找到了,十分感谢🙏
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发件人:"mick.yi ***@***.***>;
发送时间:2021年4月26日(星期一) 上午10:35
收件人:"yizt/numpy_neural_network" ***@***.***>;
抄送:"Zhipeng Wang ***@***.***>;"Mention ***@***.***>;
主题:Re: [yizt/numpy_neural_network] 多分类损失函数 梯度那里没看懂 (#7)
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@2hip3ng https://blog.csdn.net/csuyzt/article/details/81839388 这里有推导
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https://github.com/yizt/numpy_neural_network/blob/master/nn/losses.py
dy = y_probability - y_true 这个地方的推导不是很理解。大佬这个多分类的损失函数求梯度咋来的啊。
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