99 lines
2.3 KiB
C++
99 lines
2.3 KiB
C++
#include "../src/NeuronNetwork/FeedForward"
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#include "../src/NeuronNetwork/Learning/Reinforcement"
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#include "../src/NeuronNetwork/Learning/OpticalBackPropagation"
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#include <iostream>
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#include <vector>
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class X: public Shin::NeuronNetwork::Problem
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{
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public:
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X(const X& a) :Problem(a) {}
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X(const std::vector<float> &a):Problem() {data=a;}
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};
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int main()
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{
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srand(time(NULL));
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for (int test=0;test<3;test++)
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{
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Shin::NeuronNetwork::FeedForward q({2,4,1});
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Shin::NeuronNetwork::Learning::Reinforcement b(q);
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//b.setPropagator(new Shin::NeuronNetwork::Learning::OpticalBackPropagation(q));
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b.getPropagator().setLearningCoeficient(0.4);
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//b.getPropagator().allowEntropy();
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double targetQuality =2.9;
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if(test==2)
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{
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targetQuality =1.62;
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std::cerr << "Testing with OBP ...\n";
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b.setPropagator(new Shin::NeuronNetwork::Learning::OpticalBackPropagation(q));
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b.getPropagator().setLearningCoeficient(0.5);
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}
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b.setQualityFunction(
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[](const Shin::NeuronNetwork::Problem &p,const Shin::NeuronNetwork::Solution &s)->float
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{
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float expect=0.0;
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if(p[0] && p[1])
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expect=0;
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else if(p[0] && !p[1])
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expect=1;
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else if(!p[0] && !p[1])
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expect=0;
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else if(!p[0] && p[1])
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expect=1;
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// std::cerr << "expected: " << expect << " got " << s[0];
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if(expect==0)
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{
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expect=0.3-abs(s[0]);
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}else
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{
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expect=s[0]-0.7;
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}
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// std::cerr << " returnning " << expect*5.0 << "\n";
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return expect*19.0;
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});
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std::vector<Shin::NeuronNetwork::Problem*> p;
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p.push_back(new X(std::vector<float>({0,0})));
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p.push_back( new X(std::vector<float>({1,0})));
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p.push_back( new X(std::vector<float>({0,1})));
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p.push_back(new X(std::vector<float>({1,1})));
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if(test==1)
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{
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std::cerr << "Testing with entropy ...\n";
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b.getPropagator().allowNoise();
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}else
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{
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std::cerr << "Testing without entropy ...\n";
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}
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for(int i=0;i < 500000000;i++)
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// for(int i=0;i < 5;i++)
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{
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double err=b.learnSet(p);
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if(i%100000==0)
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srand(time(NULL));
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if(i%200000==0 || err > targetQuality)
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{
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std::cerr << i << " ("<< err <<").\n";
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for(int j=0;j<4;j++)
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{
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std::cerr << "\t" << i%4 <<". FOR: [" << p[j%4]->operator[](0) << "," <<p[j%4]->operator[](1) << "] res: " <<
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q.solve(*p[j%4])[0] << "\n";
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}
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}
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if(err >targetQuality)
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break;
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}
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}
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} |