Method Backward_cpu

include/caffe/layers/threshold_layer.hpp:54–57

@brief Not implemented (non-differentiable function)

      const vector<Blob<Dtype>*>& top);
  /// @brief Not implemented (non-differentiable function)
  virtual void Backward_cpu(const vector<Blob<Dtype>*>& top,
      const vector<bool>& propagate_down, const vector<Blob<Dtype>*>& bottom) {
    NOT_IMPLEMENTED;
  }

  Dtype threshold_;
};