Files
NeuralNetworkLib/tests/backpropagation_perf.cpp
2016-10-31 15:03:27 +01:00

35 lines
876 B
C++

#include <NeuralNetwork/FeedForward/Network.h>
#include <cassert>
#include <iostream>
#include "../include/NeuralNetwork/Learning/BackPropagation.h"
#include <chrono>
int main() {
{ // XOR problem
NeuralNetwork::FeedForward::Network n(2);
NeuralNetwork::ActivationFunction::Sigmoid a(-1);
n.appendLayer(200,a);
n.appendLayer(500,a);
n.appendLayer(900,a);
n.appendLayer(1,a);
n.randomizeWeights();
NeuralNetwork::Learning::BackPropagation prop(n);
// prop.setBatchSize(20);
// prop.setMomentumWeight(0.8);
auto start = std::chrono::system_clock::now();
for(int i=0;i<100;i++) {
prop.teach({1,0},{1});
prop.teach({1,1},{0});
prop.teach({0,0},{0});
prop.teach({0,1},{1});
}
auto end = std::chrono::system_clock::now();
std::chrono::duration<double> elapsed_seconds = end -start;
std::cout << elapsed_seconds.count() << "\n";
}
}