Learning Convolutional Neural Networks Backpropagation

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1 致谢

感谢大佬的文章《Convolutional Neural Networks backpropagation: from intuition to derivation》,写的很清楚!

2 介绍

在这篇文章中,我们将跟随知乎文章《卷积神经网络(CNN)反向传播算法推导·南柯一梦宁沉沦》来学习Convolution的Backpropagation计算;

CNN卷积介绍

CNN中的卷积实际上是点积互相关(Dot Products);
在进行推导之前,我们首先对符号进行定义,定义第 l l l层的输出为
z x , y l = W l ∗ V + b z_x,y^l = \\bmW^l\\ast \\bmV + \\bmb zx,yl=WlV+b

3 卷积运算的反向传播

首先

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