38 lines
1.2 KiB
Matlab
Executable file
38 lines
1.2 KiB
Matlab
Executable file
clear;
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close all;
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load donnees;
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figure('Name','Modelisation de la silhouette par deux courbes de Bezier couplees','Position',[0.4*L,0.05*H,0.6*L,0.7*H]);
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% Modélisation de chaque silhouette par deux courbes de Bézier couplées :
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d = 5;
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X = [];
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for k = 1:n
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X_estime = moindres_carres_bis(d,y,bords(:,1,k),beta_0,bords(:,2,k),gamma_0);
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X_estime_T = transpose(X_estime);
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beta_estime = [X_estime_T(1:d-1) X_estime_T(2*d-1)];
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gamma_estime = [X_estime_T(d:2*(d-1)) X_estime_T(2*d-1)];
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x_gauche = bezier(beta_0,beta_estime(1:end-1),beta_estime(end),y);
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x_droite = bezier(gamma_0,gamma_estime(1:end-1),gamma_estime(end),y);
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plot(y,bords(:,1,k),'k-','LineWidth',2);
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axis(limites);
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axis ij;
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set(gca,'FontSize',20);
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xlabel('$y$','FontSize',30,'Interpreter','Latex');
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ylabel('$x$','FontSize',30,'Interpreter','Latex','Rotation',0);
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hold on;
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plot(y,x_gauche,'r','LineWidth',3);
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plot(y,bords(:,2,k),'k-','LineWidth',2);
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plot(y,x_droite,'r','LineWidth',3);
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plot(1/d:1/d:1, beta_estime, 'x', 'MarkerSize', 10, 'LineWidth',3);
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% plot(1/d:1/d:1, gamma_estime, 'x', 'MarkerSize', 10, 'LineWidth',3);
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pause(0.5);
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hold off;
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X = [X ; transpose(X_estime)]; % Stockage dans X de tous les paramètres estimés
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end
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save exercice_3;
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