+%Dessins prétraitements
+script
+
+XC=X2(:,1)-mean(X2(:,1));
+
+[C1,L1] = wavedec(X2(:,1),4,'haar');
+xProj1=C(4:12);
+
+[C2,L2]=wavedec(XC',4,'haar');
+xProj2=C(1:12);
+
+Xrecon1 = waverec([zeros(1,3),xProj1',zeros(1,36)],L1,'haar');
+Xrecon2 = waverec([xProj2',zeros(1,36)],L2,'haar');
+
+plot(X2(:,1),'LineWidth',2)
+hold on
+plot(Xrecon1,'r-o','LineWidth',2)
+plot(Xrecon2,'g-s','LineWidth',2)
+xlabel('Instant of the day','FontSize', 30)
+ylabel(['Load consumption and its reconstructions' sprintf('\n') ' after projecting and preprocessing'],'FontSize', 30)
+set(gca, 'FontSize', 20, 'fontName','Times');
+legend('Original signal','Reconstruction after projection and preprocessing 1','Reconstruction after projection and preprocessing 2','Location','NorthWest')
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