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%模糊RBF網(wǎng)絡(luò)逼近%
%網(wǎng)絡(luò)分為輸入層，模糊化層，模糊推理層和輸出層%
clear?all
close?all

xite?=?0.20;
alfa?=?0.05;

b?=?5*ones（51）;
c?=?[-5?-2?0?2?5;
?????-5?-2?0?2?5];
w?=?rands（251）;

c_1?=?c;
c_2?=?c_1;

b_1?=?b;
b_2?=?b_1;

w_1?=?w;
w_2?=?w_1;

u_1?=?0;
y_1?=?0;

ts?=?0.001;
for?k?=?1:1:1000
????time（k）?=?k*ts;
????
????u（k）?=?0.5*sin（6*pi*k*ts）;
????y（k）?=?u_1^3?+?y_1/（1?+?y_1^2）;
????
????x?=?[u（k）y（k）]‘;
????
????%%%%%%%%%%%%第一層：輸入層%%%%%%%%%%%%%
????f1?=?x;
????
????%%%%%%%%%%%%第二層：模糊化層%%%%%%%%%%%
????for?i?=?1:2
????????for?j?=?1:5
????????????net2（ij）?=?-（f1（i）?-?c（ij））^2/b（j）^2;
????????end
????end
????for?i?=?1:2
????????for?j?=?1:5
????????????f2（ij）?=?exp（net2（ij））;
????????end
????end
????
????%%%%%%%%%%%%第三層：模糊推理層%%%%%%%%%%%
????for?j?=?1:5
????????m1（j）?=?f2（1j）;
????????m2（j）?=?f2（2j）;
????end
????
????for?i?=?1:5
????????for?j?=?1:5
????????????ff3（ij）?=?m2（i）*m1（j）;
????????end
????end
????f3?=?[ff3（1:）ff3（2:）ff3（3:）ff3（4:）ff3（5:）];
????
????%%%%%%%%%%%%第四層：輸出層%%%%%%%%%%%
????f4?=?w_1‘*f3‘;
????ym（k）?=?f4;
????
????e（k）?=?y（k）?-?ym（k）;
????
????d_w?=?0*w_1;
????for?j?=?1:25
????????d_w（j）?=?xite*e（k）*f3（j）;
????end
????w?=?w_1?+?d_w?+?alfa*（w_1?-?w_2）;
????
????delta2?=?-e（k）*w‘*f3‘;
????
????d_b?=?0*b_1;
????for?j?=?1:5
????????d_b（j）?=?xite*delta2*2*（（x（1）?-?c（1j））^2）*（b（j）^-3）;
????end
????
????b?=?b_1?+?d_b?+?alfa*（b_1?-?b_2）;
????
????d_c?=?0*c_1;
????for?i?=?1:2
????????for?j?=?1:5
????????????d_c（ij）?=?-xite*delta2*2*（x（i）?-?c（ij））*b（j）^-2;
????????end
????end
????
????c?=?c_1?+?d_c?+?alfa*（c_1-c_2）;
????
????u_1?=?u（k）;
????y_1?=?y（k）;
????
????w_2?=?w_1;
????w_1?=?w;
????
????c_2?=?c_1;
????c_1?=?c;
????
????b_2?=?b_1;
????b_1?=?b;
end
figure（1）;
plot（timey‘r‘timeym‘b‘）;
xlabel（‘time（s）‘）;ylabel（‘Approaching‘）;
figure（2）;
plot（timey-ym‘r‘）;
xlabel（‘time（s）‘）;ylabel（‘Approaching?error‘）;
????????
????
????
????
????
????
end

web?-browser?http://www.ilovematlab.cn/thread-25568-1-1.html

?屬性????????????大小?????日期????時(shí)間???名稱
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?????文件???????2359??2018-09-22?10:39??模糊神經(jīng)網(wǎng)絡(luò)，結(jié)合模糊算法與神經(jīng)網(wǎng)絡(luò)算法進(jìn)行預(yù)\FuzzyRBF\FuzzyRBF.m

?????文件?????????55??2018-08-27?11:33??模糊神經(jīng)網(wǎng)絡(luò)，結(jié)合模糊算法與神經(jīng)網(wǎng)絡(luò)算法進(jìn)行預(yù)\FuzzyRBF\【源碼使用必讀】.url

?????文件??????20992??2009-03-21?17:22??模糊神經(jīng)網(wǎng)絡(luò)，結(jié)合模糊算法與神經(jīng)網(wǎng)絡(luò)算法進(jìn)行預(yù)\FuzzyRBF\各層函數(shù)說明.doc

?????目錄??????????0??2018-09-22?10:43??模糊神經(jīng)網(wǎng)絡(luò)，結(jié)合模糊算法與神經(jīng)網(wǎng)絡(luò)算法進(jìn)行預(yù)\FuzzyRBF

?????目錄??????????0??2018-09-22?10:35??模糊神經(jīng)網(wǎng)絡(luò)，結(jié)合模糊算法與神經(jīng)網(wǎng)絡(luò)算法進(jìn)行預(yù)

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????????????????23406????????????????????5