Testing, testing, testing

examples/adderFromScratch.cpp

@@ -10,16 +10,16 @@
 using namespace neuralpp;
 
 int main()  {
-	NeuralNet net(2, 2, 1, 0.005, 10000);
+	NeuralNet net(3, 3, 1, 0.005, 1000);
 	string xml;
 	double tmp;
 
 	// XML initialization. Then, I say XML that 2+3=5, 3+3=6, 5+4=9
 	// Strings' format is "input1,input2,...,inputn;output1,output2,...,outputm
 	NeuralNet::initXML(xml);
-	xml += NeuralNet::XMLFromSet(0, "2,3;5");
-	xml += NeuralNet::XMLFromSet(1, "3,3;6");
-	xml += NeuralNet::XMLFromSet(2, "5,4;9");
+	xml += NeuralNet::XMLFromSet(0, "2,3,4;9");
+	xml += NeuralNet::XMLFromSet(1, "3,3,1;7");
+	xml += NeuralNet::XMLFromSet(2, "5,4,2;11");
 	NeuralNet::closeXML(xml);
 	
 	net.train(xml, NeuralNet::str);
@@ -34,6 +34,10 @@ int main()  {
 	cin >> tmp;
 	v.push_back(tmp);
 
+	cout << "Third number to add: ";
+	cin >> tmp;
+	v.push_back(tmp);
+
 	net.setInput(v);
 	net.propagate();
 	cout << "Output: " << net.getOutput() << endl;

examples/learnAdd.cpp

@@ -11,7 +11,7 @@
 using namespace neuralpp;
 
 int main()  {
-	NeuralNet net(2, 2, 1, 0.005, 10000);
+	NeuralNet net(2, 2, 1, 0.005, 1000);
 
 	cout << "Training in progress - This may take a while...if it gets stuck, interrupt and restart the app\n";
 	net.train("adder.xml", NeuralNet::file);

include/neural++.hpp

@@ -53,10 +53,6 @@ namespace neuralpp  {
 		double l_rate;
 		double ex;
 
-		Layer* input;
-		Layer* hidden;
-		Layer* output;
-
 		/**
 		 * @brief It updates the weights of the net's synapsis through back-propagation.
 		 *   In-class use only
@@ -90,6 +86,10 @@ namespace neuralpp  {
 		double (*deriv)(double);
 
 	public:
+		Layer* input;
+		Layer* hidden;
+		Layer* output;
+
 		/**
 		 * @brief Enum to choose the eventual training source for our network (XML from a file or from a string)
 		 */

src/neuralnet.cpp

@@ -11,6 +11,7 @@
  * this program. If not, see <http://www.gnu.org/licenses/>.                                      *
  **************************************************************************************************/
 
+#include <sstream>
 #include "neural++.hpp"
 #include "Markup.h"
 
@@ -417,7 +418,7 @@ namespace neuralpp {
 				xml.OutOfElem();
 
 				while (!valid) {
-					char str[BUFSIZ];
+					stringstream ss(stringstream::in | stringstream::out);
 
 					setInput(input);
 					propagate();
@@ -425,11 +426,10 @@ namespace neuralpp {
 					update();
 
 					out = getOutput();
-					memset(str, 0x0, sizeof(str));
-					snprintf(str, sizeof(str), "%f",
-						 out);
 
-					if (!strstr(str, "inf"))
+					ss << out;
+
+					if (ss.str().find("inf") == string::npos)
 						valid = true;
 				}
 			}

src/synapsis.cpp

@@ -73,7 +73,10 @@ namespace neuralpp {
 	}
 
 	void Synapsis::setWeight(double w) {
-		weight = w;
+		if (weight > 1.0)
+			weight = 1.0;
+		else
+			weight = w;
 	}
 
 	void Synapsis::setDelta(double d) {