forked from pytorch/pytorch
-
Notifications
You must be signed in to change notification settings - Fork 0
/
lengths_top_k_op.h
53 lines (42 loc) · 1.33 KB
/
lengths_top_k_op.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
#ifndef CAFFE2_OPERATORS_LENGTHS_TOP_K_OP_H_
#define CAFFE2_OPERATORS_LENGTHS_TOP_K_OP_H_
#include "caffe2/core/context.h"
#include "caffe2/core/logging.h"
#include "caffe2/core/operator.h"
#include "caffe2/operators/conv_pool_op_base.h"
#include "caffe2/utils/math.h"
namespace caffe2 {
template <typename T, class Context>
class LengthsTopKOp : public Operator<Context> {
public:
USE_OPERATOR_CONTEXT_FUNCTIONS;
template <class... Args>
explicit LengthsTopKOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...),
OP_SINGLE_ARG(int, "k", k_, -1) {
CAFFE_ENFORCE_GE(k_, 1, "k argument must be >= 1");
}
bool RunOnDevice() override;
protected:
int k_;
INPUT_TAGS(X_IN, Y_IN);
OUTPUT_TAGS(TOPK_VALUES_OUT, TOPK_INDICES_OUT);
};
template <typename T, class Context>
class LengthsTopKGradientOp : public Operator<Context> {
public:
template <class... Args>
explicit LengthsTopKGradientOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...),
OP_SINGLE_ARG(int, "k", k_, -1) {
CAFFE_ENFORCE_GE(k_, 1, "k argument must be >= 1");
}
USE_OPERATOR_CONTEXT_FUNCTIONS;
bool RunOnDevice() override;
protected:
int k_;
INPUT_TAGS(LENGTH_IN, INDICES_IN, DER_TOPK_IN);
OUTPUT_TAGS(DER_X_OUT);
};
} // namespace caffe2
#endif // CAFFE2_OPERATORS_LENGTHS_TOP_K_OP_H_