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a5523859
编写于
12月 21, 2017
作者:
K
kavyasrinet
提交者:
GitHub
12月 21, 2017
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差异文件
Adding doc for sums layer (#6857)
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91911f4b
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1 changed file
with
27 addition
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8 deletion
+27
-8
python/paddle/v2/fluid/layers/tensor.py
python/paddle/v2/fluid/layers/tensor.py
+27
-8
未找到文件。
python/paddle/v2/fluid/layers/tensor.py
浏览文件 @
a5523859
...
...
@@ -56,9 +56,28 @@ def concat(input, axis=0):
def
sums
(
input
,
out
=
None
):
"""
This function takes in the input and performs the sum operation on it
and returns that as the output.
"""This function performs the sum operation on the input and returns the
result as the output.
Args:
input (Variable|list): The input tensor that has the elements
that need to be summed up.
Returns:
Variable: The tensor type variable that has the sum of input
written to it.
Examples:
.. code-block::python
tmp = fluid.layers.zeros(shape=[10], dtype='int32')
i = fluid.layers.fill_constant(shape=[1], dtype='int64', value=10)
a0 = layers.array_read(array=tmp, i=i)
i = layers.increment(x=i)
a1 = layers.array_read(array=tmp, i=i)
mean_a0 = layers.mean(x=a0)
mean_a1 = layers.mean(x=a1)
a_sum = layers.sums(input=[mean_a0, mean_a1])
"""
helper
=
LayerHelper
(
'sum'
,
**
locals
())
if
out
is
None
:
...
...
@@ -99,9 +118,9 @@ def fill_constant(shape, dtype, value, out=None):
"""
**fill_constant**
This function creates a tensor of specified *shape* and
This function creates a tensor of specified *shape* and
*dtype*, and initializes this with a constant supplied in *value*.
It also sets *stop_gradient* to True.
Args:
...
...
@@ -141,9 +160,9 @@ def fill_constant_batch_size_like(input,
"""
**fill_constant_batch_size_like**
This function creates a tensor of specified *shape*, *dtype* and batch size,
and initializes this with a constant supplied in *value*. The batch size is
obtained from the `input` tensor.
This function creates a tensor of specified *shape*, *dtype* and batch size,
and initializes this with a constant supplied in *value*. The batch size is
obtained from the `input` tensor.
It also sets *stop_gradient* to True.
...
...
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