Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
PaddlePaddle
Paddle
提交
12858baa
P
Paddle
项目概览
PaddlePaddle
/
Paddle
大约 1 年 前同步成功
通知
2299
Star
20931
Fork
5422
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
1423
列表
看板
标记
里程碑
合并请求
543
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
P
Paddle
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
1,423
Issue
1,423
列表
看板
标记
里程碑
合并请求
543
合并请求
543
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
提交
12858baa
编写于
11月 14, 2017
作者:
D
Dong Zhihong
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
"relauch ci"
上级
fc117ecf
变更
2
显示空白变更内容
内联
并排
Showing
2 changed file
with
28 addition
and
9 deletion
+28
-9
paddle/operators/accuracy_op.cu
paddle/operators/accuracy_op.cu
+24
-5
python/paddle/v2/framework/evaluator.py
python/paddle/v2/framework/evaluator.py
+4
-4
未找到文件。
paddle/operators/accuracy_op.cu
浏览文件 @
12858baa
...
...
@@ -24,7 +24,8 @@ using platform::PADDLE_CUDA_NUM_THREADS;
template
<
int
BlockSize
>
__global__
void
AccuracyCudaKernel
(
const
int
N
,
const
int
D
,
const
int64_t
*
Xdata
,
const
int64_t
*
labeldata
,
float
*
accuracy
)
{
const
int64_t
*
labeldata
,
int
*
correct_data
,
float
*
accuracy
)
{
int
count
=
0
;
__shared__
int
total
[
BlockSize
];
...
...
@@ -43,6 +44,7 @@ __global__ void AccuracyCudaKernel(const int N, const int D,
// reduce the count with init value 0, and output accuracy.
int
result
=
thrust
::
reduce
(
thrust
::
device
,
total
,
total
+
BlockSize
,
0
);
if
(
threadIdx
.
x
==
0
)
{
*
correct_data
=
result
;
*
accuracy
=
static_cast
<
float
>
(
result
)
/
static_cast
<
float
>
(
N
);
}
}
...
...
@@ -56,31 +58,48 @@ class AccuracyOpCUDAKernel : public framework::OpKernel<T> {
auto
*
inference
=
ctx
.
Input
<
Tensor
>
(
"Out"
);
auto
*
indices
=
ctx
.
Input
<
Tensor
>
(
"Indices"
);
auto
*
label
=
ctx
.
Input
<
Tensor
>
(
"Label"
);
auto
*
accuracy
=
ctx
.
Output
<
Tensor
>
(
"Accuracy"
);
auto
*
correct
=
ctx
.
Output
<
Tensor
>
(
"Correct"
);
auto
*
total
=
ctx
.
Output
<
Tensor
>
(
"Total"
);
// FIXME(typhoonzero): only support indices currently
// if add support for output values, how to detect the data type?
const
int64_t
*
indices_data
=
indices
->
data
<
int64_t
>
();
const
int64_t
*
label_data
=
label
->
data
<
int64_t
>
();
int
*
correct_data
=
correct
->
mutable_data
<
int
>
(
ctx
.
GetPlace
());
int
*
total_data
=
total
->
mutable_data
<
int
>
(
ctx
.
GetPlace
());
float
*
accuracy_data
=
accuracy
->
mutable_data
<
float
>
(
ctx
.
GetPlace
());
size_t
num_samples
=
inference
->
dims
()[
0
]
;
int
num_samples
=
static_cast
<
int
>
(
inference
->
dims
()[
0
])
;
size_t
infer_width
=
inference
->
dims
()[
1
];
PADDLE_ENFORCE
(
cudaMemset
(
accuracy_data
,
0
,
sizeof
(
float
)));
// cudaMemset((void**)&correct_data, 0, sizeof(float));
if
(
num_samples
==
0
)
{
return
;
}
cudaMemcpy
(
total_data
,
&
num_samples
,
sizeof
(
int
),
cudaMemcpyHostToDevice
);
AccuracyCudaKernel
<
PADDLE_CUDA_NUM_THREADS
><<<
1
,
PADDLE_CUDA_NUM_THREADS
,
0
,
ctx
.
cuda_device_context
().
stream
()
>>>
(
num_samples
,
infer_width
,
indices_data
,
label_data
,
accuracy_data
);
num_samples
,
infer_width
,
indices_data
,
label_data
,
correct_data
,
accuracy_data
);
int
d_num_samples
,
d_num_correct
;
float
d_accuracy
;
cudaMemcpy
(
&
d_num_correct
,
correct_data
,
sizeof
(
int
),
cudaMemcpyDeviceToHost
);
cudaMemcpy
(
&
d_num_samples
,
total_data
,
sizeof
(
int
),
cudaMemcpyDeviceToHost
);
cudaMemcpy
(
&
d_accuracy
,
accuracy_data
,
sizeof
(
float
),
cudaMemcpyDeviceToHost
);
}
};
}
// namespace operators
}
// namespace paddle
// FIXME(typhoonzero): types of T is for infer
ne
ce data.
// label data is always int
// FIXME(typhoonzero): types of T is for infer
en
ce data.
// label data is always int
64
REGISTER_OP_GPU_KERNEL
(
accuracy
,
paddle
::
operators
::
AccuracyOpCUDAKernel
<
float
>
,
paddle
::
operators
::
AccuracyOpCUDAKernel
<
double
>
);
python/paddle/v2/framework/evaluator.py
浏览文件 @
12858baa
...
...
@@ -43,7 +43,7 @@ class Evaluator(object):
"""
Clear metric states at the begin of each pass/user specified batch
"""
if
program
==
None
:
if
reset_
program
==
None
:
reset_program
=
Program
()
else
:
reset_program
=
program
...
...
@@ -147,9 +147,9 @@ class Accuracy(Evaluator):
return
acc_out
def
eval
(
self
,
executor
,
program
=
None
):
if
program
!=
None
:
eval_program
=
program
def
eval
(
self
,
executor
,
eval_
program
=
None
):
if
eval_
program
!=
None
:
eval_program
=
eval_
program
else
:
eval_program
=
Program
()
block
=
eval_program
.
global_block
()
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录