未验证 提交 b6e67f6c 编写于 作者: C chengduo 提交者: GitHub

Merge pull request #6392 from chengduoZH/feature/fix_python_api_doc

Fix v2_API equation for img_pool and maxout format.
...@@ -2722,15 +2722,15 @@ def img_pool_layer(input, ...@@ -2722,15 +2722,15 @@ def img_pool_layer(input,
.. math:: .. math::
w = 1 + int(ceil(input\_width + 2 * padding - pool\_size) / float(stride)) w = 1 + \frac{ceil(input\_width + 2 * padding - pool\_size)}{stride} \\\\
h = 1 + int(ceil(input\_height + 2 * padding\_y - pool\_size\_y) / float(stride\_y)) h = 1 + \frac{ceil(input\_height + 2 * padding\_y - pool\_size\_y)}{stride\_y}
- ceil_mode=False: - ceil_mode=False:
.. math:: .. math::
w = 1 + int(floor(input\_width + 2 * padding - pool\_size) / float(stride)) w = 1 + \frac{floor(input\_width + 2 * padding - pool\_size)}{stride} \\\\
h = 1 + int(floor(input\_height + 2 * padding\_y - pool\_size\_y) / float(stride\_y)) h = 1 + \frac{floor(input\_height + 2 * padding\_y - pool\_size\_y)}{stride\_y}
The example usage is: The example usage is:
...@@ -2863,17 +2863,17 @@ def img_pool3d_layer(input, ...@@ -2863,17 +2863,17 @@ def img_pool3d_layer(input,
.. math:: .. math::
w = 1 + int(ceil(input\_width + 2 * padding - pool\_size) / float(stride)) w = 1 + \frac{ceil(input\_width + 2 * padding - pool\_size)}{stride} \\\\
h = 1 + int(ceil(input\_height + 2 * padding\_y - pool\_size\_y) / float(stride\_y)) h = 1 + \frac{ceil(input\_height + 2 * padding\_y - pool\_size\_y)}{stride\_y} \\\\
d = 1 + int(ceil(input\_depth + 2 * padding\_z - pool\_size\_z) / float(stride\_z)) d = 1 + \frac{ceil(input\_depth + 2 * padding\_z - pool\_size\_z)}{stride\_z}
- ceil_mode=False: - ceil_mode=False:
.. math:: .. math::
w = 1 + int(floor(input\_width + 2 * padding - pool\_size) / float(stride)) w = 1 + \frac{floor(input\_width + 2 * padding - pool\_size)}{stride} \\\\
h = 1 + int(floor(input\_height + 2 * padding\_y - pool\_size\_y) / float(stride\_y)) h = 1 + \frac{floor(input\_height + 2 * padding\_y - pool\_size\_y)}{stride\_y} \\\\
d = 1 + int(floor(input\_depth + 2 * padding\_z - pool\_size\_z) / float(stride\_z)) d = 1 + \frac{floor(input\_depth + 2 * padding\_z - pool\_size\_z)}{stride\_z} \\\\
The example usage is: The example usage is:
...@@ -5428,13 +5428,15 @@ def maxout_layer(input, groups, num_channels=None, name=None, layer_attr=None): ...@@ -5428,13 +5428,15 @@ def maxout_layer(input, groups, num_channels=None, name=None, layer_attr=None):
`Multi-digit Number Recognition from Street View Imagery using Deep Convolutional Neural Networks `Multi-digit Number Recognition from Street View Imagery using Deep Convolutional Neural Networks
https://arxiv.org/pdf/1312.6082v4.pdf`_ https://arxiv.org/pdf/1312.6082v4.pdf`_
.. math:: .. math::
y_{si+j} = \max_k x_{gsi + sk + j} out = \max_k (in[n, k, o_c , s]) \\\\
g = groups out_{i * s + j} = \max_k in_{ k * o_{c} * s + i * s + j} \\\\
s = input.size / num_channels s = \frac{input.size}{ num\_channels} \\\\
0 \le i < num_channels / groups o_{c} =\frac{num\_channels}{groups} \\\\
0 \le j < s 0 \le i < o_{c} \\\\
0 \le k < groups 0 \le j < s \\\\
0 \le k < groups \\\\
The simple usage is: The simple usage is:
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