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体验新版 GitCode,发现更多精彩内容 >>
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ff8a6778
编写于
11月 29, 2017
作者:
Y
Yibing Liu
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差异文件
Revise comments in rank_loss_op
上级
5a3d1362
变更
3
隐藏空白更改
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3 changed file
with
22 addition
and
13 deletion
+22
-13
paddle/operators/rank_loss_op.cc
paddle/operators/rank_loss_op.cc
+20
-11
paddle/operators/rank_loss_op.cu
paddle/operators/rank_loss_op.cu
+1
-1
paddle/operators/rank_loss_op.h
paddle/operators/rank_loss_op.h
+1
-1
未找到文件。
paddle/operators/rank_loss_op.cc
浏览文件 @
ff8a6778
...
...
@@ -4,7 +4,7 @@
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
...
...
@@ -35,9 +35,10 @@ class RankLossOp : public framework::OperatorWithKernel {
auto
right_dims
=
ctx
->
GetInputDim
(
"Right"
);
PADDLE_ENFORCE
((
label_dims
==
left_dims
)
&&
(
left_dims
==
right_dims
),
"All inputs must have the same size"
);
PADDLE_ENFORCE
((
label_dims
.
size
()
==
2
)
&&
(
label_dims
[
1
]
==
1
),
"All inputs must be row vector with size batch_size x 1."
);
"All inputs must have the same size."
);
PADDLE_ENFORCE
(
(
label_dims
.
size
()
==
2
)
&&
(
label_dims
[
1
]
==
1
),
"All inputs must be 2-D tensors with shape [batch_size x 1]."
);
ctx
->
SetOutputDim
(
"Out"
,
label_dims
);
}
};
...
...
@@ -48,10 +49,17 @@ class RankLossOpMaker : public framework::OpProtoAndCheckerMaker {
framework
::
OpAttrChecker
*
op_checker
)
:
OpProtoAndCheckerMaker
(
proto
,
op_checker
)
{
AddInput
(
"Label"
,
"The label indicating A ranked higher than B or not, row vector."
);
AddInput
(
"Left"
,
"The output of RankNet for doc A, vector."
);
AddInput
(
"Right"
,
"The output of RankNet for doc B, vetor."
);
AddOutput
(
"Out"
,
"The output loss of RankLoss operator, vector."
);
"(2-D Tensor with shape [batch_size x 1]) "
"The label indicating A ranked higher than B or not."
);
AddInput
(
"Left"
,
"(2-D Tensor with shape [batch_size x 1]) "
"The output of RankNet for doc A."
);
AddInput
(
"Right"
,
"(2-D Tensor with shape [batch_size x 1]) "
"The output of RankNet for doc B."
);
AddOutput
(
"Out"
,
"(2-D Tensor with shape [batch_size x 1]) "
"The output loss of RankLoss operator."
);
AddComment
(
R"DOC(
RankLoss Operator.
...
...
@@ -65,8 +73,9 @@ P = {0, 1} or {0, 0.5, 1}, where 0.5 means no information about the rank of
the input pair.
The RankLoss operator takes three inputs: Left (o_i), Right (o_j) and Label
(P_{i,j}), which represent the output of RankNet for the two docs and the label,
respectively, and yields the rank loss C_{i,j} using the following equation:
(P_{i,j}), which represent the output score of RankNet for the two docs and
the label respectively, and yields the rank loss C_{i,j} using the following
equation:
\f$$
C_{i,j} = -\tilde{P_{ij}} * o_{i,j} + log(1 + e^{o_{i,j}}) \\
...
...
@@ -74,7 +83,7 @@ respectively, and yields the rank loss C_{i,j} using the following equation:
\tilde{P_{i,j}} = \left \{0, 0.5, 1 \right \} \ or \ \left \{0, 1 \right \}
\f$$
The operator can take
inputs of one sample or in batch
.
The operator can take
batch inputs with size batch_size (batch_size >= 1)
.
)DOC"
);
}
...
...
paddle/operators/rank_loss_op.cu
浏览文件 @
ff8a6778
...
...
@@ -4,7 +4,7 @@
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
...
...
paddle/operators/rank_loss_op.h
浏览文件 @
ff8a6778
...
...
@@ -4,7 +4,7 @@
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
...
...
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