further development

git-svn-id: http://moon:8086/svn/software/trunk/projects/RBM@17 b431acfa-c32f-4a4a-93f1-934dc6c82436
2014-10-04 19:09:35 +00:00
parent b403b9776a
commit f62f1283f8
127 changed files with 2350 additions and 1235 deletions
@@ -0,0 +1,54 @@
+/*
+ * HiddenLayer.hpp
+ *
+ *  Created on: 21.09.2014
+ *      Author: jens
+ */
+
+#ifndef HIDDENLAYER_HPP_
+#define HIDDENLAYER_HPP_
+
+#include "Layer.hpp"
+#include <cmath>
+
+class HiddenLayer : public Layer
+{
+public:
+	HiddenLayer(uint32_t numUnits = 0, const double *pStatesInit = nullptr)
+	: Layer(numUnits, pStatesInit)
+	{
+	}
+
+	virtual ~HiddenLayer()
+	{
+	}
+
+	double getEnergy(const Weights &weights)
+	{
+		uint32_t i;
+		double energy = 0;
+
+		for (i=0; i < getNumUnits(); i++)
+		{
+			energy -= weights.getBiasHidden()[i] * getStates()[i];
+		}
+		return energy;
+	}
+
+private:
+	double accum(const Layer &layer, const Weights &weights, uint32_t index) const
+	{
+		uint32_t i;
+		double sum = weights.getBiasVisible()[index];
+		const double *pStates = layer.getStates();
+
+		for (i=0; i <  layer.getNumUnits(); i++)
+		{
+			sum += pStates[i] * weights.getWeights()[index][i];
+		}
+
+		return sum;
+	}
+};
+
+#endif /* HIDDENLAYER_HPP_ */