未验证 提交 4d3a4b79 编写于 作者: J Jason 提交者: GitHub

Update Pooling.md

上级 fd971fb0
......@@ -32,17 +32,7 @@ paddle.fluid.layers.pool2d(
```
### 功能差异
#### 输出大小
计算池化的输出高度和宽度有两种方式,分别为向上取整(ceil)和向下取整(floor),其计算方式如下列所示:
**向上取整:**
`H_out = (H_in-ksize[0]+2*padding[0])/strides[0]+1`
`W_out = (W_in-ksize[1]+2*padding[1])/strides[1]+1`
**向下取整:**
`H_out = (H_in-ksize[0]+2*padding[0]+strides[0]-1)/strides[0]+1`
`W_out = (W_in-ksize[1]+2*padding[1]+strides[1]-1)/strides[1]+1`
#### 输出大小
Caffe:输出大小计算方式如下所示,
```
H_out = (H_in-ksize[0]+2*padding[0])/strides[0]+1
......
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