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