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
|
#include "caffe2/operators/scale_op.h"
namespace caffe2 {
REGISTER_CPU_OPERATOR(Scale, ScaleOp<CPUContext>);
OPERATOR_SCHEMA(Scale)
.NumInputs(1)
.NumOutputs(1)
.AllowInplace({{0, 0}})
.IdenticalTypeAndShape()
.SetDoc(R"DOC(
Scale takes one input data (Tensor) and produces one output data
(Tensor) whose value is the input data tensor scaled element-wise.
)DOC")
.Arg("scale", "(float, default 1.0) the scale to apply.");
class GetScaleGradient : public GradientMakerBase {
using GradientMakerBase::GradientMakerBase;
vector<OperatorDef> GetGradientDefs() override {
// CopyArguments is true by default so the "scale" arg is going to be copied
return SingleGradientDef(
"Scale", "", vector<string>{GO(0)}, vector<string>{GI(0)});
}
};
REGISTER_GRADIENT(Scale, GetScaleGradient);
} // namespace caffe2
|
