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