lstmAirline.m
296769ee52f9master

lstmAirline.m
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			% lstm on data
			%% parameters
			printGraph = 0;%print the generated graph in eps
			fileNameInput = 'airline.csv';
			seq_length = 5;
			sq = int2str(seq_length);
			% parameters: rationTrain, seq_length, nbNodeHiddenLayer, epoch, batch size
			parameters = [' 0.6 ', sq,' 20 100 10'];
			command = ['python lstm.py ../input/', fileNameInput, parameters];
			system(command);% execute python script with the parameters
			%% load generated data
			load('../output/dataset.mat')
			load('../output/Otrain.mat')
			load('../output/Oval.mat')
			load('../output/score.mat')
			Ltrain_lstm = score(1);
			Lval_lstm = score(2);
			q = dataset;
			%% Define useful variables
			steps = (1:length(dataset))';
			l_t = length(Otrain);
			l_val = length(Oval);
			N = length(steps);

			%% plot
			figure(1)
			set(gca,'FontSize',12)
			% set(gcf,'units','normalized','outerposition',[0 0 1 1])
			hold on
			plot(steps,dataset);
			plot(steps(seq_length + 1:l_t + seq_length),Otrain,'b')
			plot(steps(l_t + 2*seq_length + 1:N),Oval,'r')
			xlabel('steps')
			ylabel('nb passengers [10^3]')
			legend('data','train','validation','Location','northwest');
			grid on
			if printGraph == 1
			figg = gcf;
			figg.PaperUnits = 'centimeters';
			figg.PaperPosition = [0 0 26 13];
			print('lstmAirline','-depsc');
			end
			hold off