#ifndef CAFFE2_OPERATORS_SPARSE_DROPOUT_WITH_REPLACEMENT_OP_H_
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#define CAFFE2_OPERATORS_SPARSE_DROPOUT_WITH_REPLACEMENT_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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#include "caffe2/utils/math.h"
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namespace caffe2 {
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template <class Context>
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class SparseDropoutWithReplacementOp final : public Operator<Context> {
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public:
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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template <class... Args>
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explicit SparseDropoutWithReplacementOp(Args&&... args)
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: Operator<Context>(std::forward<Args>(args)...),
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ratio_(this->template GetSingleArgument<float>("ratio", 0.0)),
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replacement_value_(
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this->template GetSingleArgument<int64_t>("replacement_value", 0)) {
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// It is allowed to drop all or drop none.
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CAFFE_ENFORCE_GE(ratio_, 0.0, "Ratio should be a valid probability");
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CAFFE_ENFORCE_LE(ratio_, 1.0, "Ratio should be a valid probability");
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}
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bool RunOnDevice() override;
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protected:
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float ratio_;
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int64_t replacement_value_;
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};
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} // namespace caffe2
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#endif // CAFFE2_OPERATORS_SPARSE_DROPOUT_WITH_REPLACEMENT_OP_H_
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