Ryszard_Mariusz

clear all;
nntwarn off;
format compact;

file = dlmread ('data2.txt');

P = file(:, 1:34)';
T = file(:, 35)';

size(P)
size(T)

clear file;


[R,Q] = size(P);
[S3,Z] = size(T);

max_epoch = 1000; %liczba epok uczenia 20000 - 40000 nie zwiekszac, tylko zmniejszac np 500
err_goal = 0.25; %blad docelowy
disp_freq=100; %czestotliwosc wyswietlania nie uzywac!!!
error = [];

S1 = [4:1:20]; %2:1:30
S2 = S1;

lr = [0.7 0.9 0.01 0.001 0.0001 0.00001];

for ind_S1=1:length(S1),
    for ind_S2=1:ind_S1,
        for ind_lr=1:length(lr),
            [W1,B1] = nwtan(S1(ind_S1), R); %wagi
            [W2,B2] = nwtan(S2(ind_S2), S1(ind_S1)); %wagi
            [W3,B3] = rands(S3, S2(ind_S2)); % 1 bo S1 ma wymiar 1

            correct = 0;

            for epoch=1:max_epoch,
                A1 = tansig(W1*P,B1);
                A2 = tansig(W2*A1,B2);
                A3 = purelin(W3*A2,B3);

                E = T -A3;

                D3 = deltalin(A3,E);
                D2 = deltatan(A2,D3,W3);
                D1 = deltatan(A1,D2,W2);

                [dW1,dB1] = learnbp(P,D1,lr(ind_lr));

                W1 = W1 + dW1;
                B1 = B1 + dB1;

                [dW2,dB2] = learnbp(A1,D2,lr(ind_lr));
                W2 = W2 + dW2;
                B2 = B2 + dB2;

                [dW3,dB3] = learnbp(A2,D3,lr(ind_lr));
                W3 = W3 + dW3;
                B3 = B3 + dB3;

                SSE = sumsqr(E);
                error = [error SSE];

                if SSE < err_goal,
                    epoch = epoch - 1;
                    break;
                end

                correct = 100*(1-sum((abs(T-A3)>=.5)')/length(T));


                if(rem(epoch,disp_freq)==0)
                    %plot([1:length(T)],T,'r',[1:length(T)],A3,'g')
                    %[S1(ind_S1) S2(ind_S2) lr(ind_lr) epoch SSE (100*(1-sum((abs(T-A3)>=.5)')/length(T)))]
                    %pause(1e-100)
                end

                if(correct == 100)
                    break,
                end


            end

            rekord = [S1(ind_S1) S2(ind_S2) lr(ind_lr) SSE correct];

            rekord

            fid = fopen('pabloducato.txt','a+');
            for i=1:size(rekord,1),
                fprintf(fid, '%g\t', rekord(i,:));
            end

            fprintf(fid, '\r\n');
            fclose(fid);


        end
    end
end