#pragma once

#include "./BackPropagation.h"

namespace NeuralNetwork {
namespace Learning {

	/** @class OpticalBackPropagation
	 * @brief 
	 */
	class OpticalBackPropagation : public BackPropagation {

		public:
			OpticalBackPropagation(): BackPropagation() {

			}
			virtual ~OpticalBackPropagation() {
			}

		protected:
			inline virtual float correction(const float & expected, const float &computed) const override {
				register float tmp=(expected-computed);
				register float ret=1+exp(tmp*tmp);
				return tmp < 0? -ret:ret;
			};
	};
}
}