Files
NeuralNetworkLib/tests/perceptron_learning.cpp

42 lines
742 B
C++

#include <NeuralNetwork/Learning/PerceptronLearning.h>
#include <cassert>
#include <iostream>
int main() {
{ // XOR problem
NeuralNetwork::FeedForward::Perceptron n(2,1);
n.randomizeWeights();
NeuralNetwork::Learning::PerceptronLearning learn(n);
for(int i=0;i<10;i++) {
learn.teach({1,0},{1});
learn.teach({1,1},{1});
learn.teach({0,0},{0});
learn.teach({0,1},{1});
}
{
std::vector<float> ret =n.computeOutput({1,1});
assert(ret[0] > 0.9);
}
{
std::vector<float> ret =n.computeOutput({0,1});
assert(ret[0] > 0.9);
}
{
std::vector<float> ret =n.computeOutput({1,0});
assert(ret[0] > 0.9);
}
{
std::vector<float> ret =n.computeOutput({0,0});
assert(ret[0] < 0.1);
}
}
}