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ÕâÊÇÎÒ֮ǰдµÄ´úÂ룬µ«ÊÇûÓÐÔ¤ÆÚµÄЧ¹ûºÃ£¬ÏÖÔÚµÄÐèÇóÊÇ£ºÕë¶ÔÒ»¸öÈںϺóµÄÏà¿Õ¼ä£¬²ÉÓÃRBFÉñ¾ÍøÂç½øÐÐÔ¤²â£¬ÎÒ¸ÃÔõô×ö£¬Çó´óÉñÖ¸µ¼ÏÂ![]() ![]() clc clear close all X = [....]; l=length(X); tau = 4; % ʱÑÓ m = 7; % ǶÈëάÊý %Ïà¿Õ¼äÖØ¹¹ X_r = reconstitution(X,l,m,tau); train_num = 440; % ѵÁ·Ñù±¾Êý test_num = l-train_num; % ²âÊÔÑù±¾ M = train_num-(m-1)*tau; xn_train = X_r(1:M-1, ;xn_train = xn_train'; size(xn_train) dn_train = X(2+(m-1)*tau:train_num); size(dn_train) spread = 10 % ´ËÖµÔ½´ó,¸²¸ÇµÄº¯ÊýÖµ¾Í´ó(ĬÈÏΪ1) net = newrbe(xn_train,dn_train,spread); err1 = sim(net,xn_train)-dn_train; err_mse1 = mean(err1.^2); Perr1 = err_mse1/var(X) xn_test = X_r(M:M+test_num-1, ;xn_test = xn_test'; size(xn_test) dn_test = X(l-test_num+1:l); size(dn_test) dn_pred = sim(net,xn_test); err2 = dn_pred-dn_test; err_mse2 = mean(err2.^2); Perr2 = err_mse2/var(X) %------------------------------------------------------ figure; subplot(211); plot(1:length(err2),dn_test,'r+:',1:length(err2),dn_pred,'bo-'); title('ÕæÊµÖµ(+)ÓëÔ¤²âÖµ(o)') subplot(212); plot(err2,'k'); title('Ô¤²â¾ø¶ÔÎó²î') |
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