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关于normface公式(4)求x的梯度 #27
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中间过程哪错了你指一下我才能解释啊。。 |
貌似第一个箭头那里确实是多了个波浪线...应该是x_j。 |
我看看最近修改一版更新上去吧,前边也有些地方描述得不清楚。 |
1.请问此处对xi求导,xi是标量还是向量? |
x_i是一个数字 |
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对梯度的求解不理解,还有在附录部分关于推导的中间过程感觉是不是写错了,貌似结果是对的,求大神解释,谢谢!
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