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#ifndef CAFFE2_OPERATORS_COSINE_EMBEDDING_CRITERION_OP_H_
#define CAFFE2_OPERATORS_COSINE_EMBEDDING_CRITERION_OP_H_
#include "caffe2/core/context.h"
#include "caffe2/core/logging.h"
#include "caffe2/core/operator.h"
namespace caffe2 {
template <class Context>
class CosineEmbeddingCriterionOp final : public Operator<Context> {
public:
template <class... Args>
explicit CosineEmbeddingCriterionOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...),
OP_SINGLE_ARG(float, "margin", margin_, 0.0) {}
USE_OPERATOR_CONTEXT_FUNCTIONS;
bool RunOnDevice() override;
protected:
float margin_;
};
template <class Context>
class CosineEmbeddingCriterionGradientOp final : public Operator<Context> {
public:
template <class... Args>
explicit CosineEmbeddingCriterionGradientOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...),
OP_SINGLE_ARG(float, "margin", margin_, 0.0) {}
USE_OPERATOR_CONTEXT_FUNCTIONS;
bool RunOnDevice() override;
protected:
float margin_;
};
} // namespace caffe2
#endif // CAFFE2_OPERATORS_COSINE_EMBEDDING_CRITERION_OP_H_
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