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体验新版 GitCode,发现更多精彩内容 >>
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4a22979b
编写于
10月 12, 2018
作者:
M
minqiyang
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test=develop
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1 changed file
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+8
-8
python/paddle/fluid/layers/nn.py
python/paddle/fluid/layers/nn.py
+8
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未找到文件。
python/paddle/fluid/layers/nn.py
浏览文件 @
4a22979b
...
...
@@ -5831,7 +5831,7 @@ def rank_loss(label, left, right, name=None):
def
margin_rank_loss
(
label
,
left
,
right
,
margin
=
0.1
,
name
=
None
):
"""
Margin Ranking Loss Layer for ranking problem,
which compare left score and right score passed in.
which compare
s
left score and right score passed in.
The ranking loss can be defined as following equation:
.. math::
...
...
@@ -5842,7 +5842,7 @@ def margin_rank_loss(label, left, right, margin=0.1, name=None):
label (Variable): Indicates whether the left is ranked higher than the right or not.
left (Variable): Ranking score for left.
right (Variable): Ranking score for right.
margin (float): Indicates the given margin
to be added to right
margin (float): Indicates the given margin
.
name (str|None): A name for this layer (optional). If set None, the layer
will be named automatically.
Returns:
...
...
@@ -5857,12 +5857,12 @@ def margin_rank_loss(label, left, right, margin=0.1, name=None):
out = fluid.layers.margin_rank_loss(label, left, right)
"""
helper
=
LayerHelper
(
'margin_rank_loss'
,
**
locals
())
if
not
(
isinstance
(
label
,
Variable
)
):
raise
ValueError
(
"The label should be a Variable"
)
if
not
(
isinstance
(
left
,
Variable
)
):
raise
ValueError
(
"The left should be a Variable"
)
if
not
(
isinstance
(
right
,
Variable
)
):
raise
ValueError
(
"The right should be a Variable"
)
if
not
isinstance
(
label
,
Variable
):
raise
ValueError
(
"The label should be a Variable
.
"
)
if
not
isinstance
(
left
,
Variable
):
raise
ValueError
(
"The left should be a Variable
.
"
)
if
not
isinstance
(
right
,
Variable
):
raise
ValueError
(
"The right should be a Variable
.
"
)
out
=
helper
.
create_tmp_variable
(
left
.
dtype
)
act
=
helper
.
create_tmp_variable
(
left
.
dtype
)
helper
.
append_op
(
...
...
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