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TA的每日心情 开心 2015-1-3 20:49
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[p=185, null, left]T_max=input('please input the start temprature'); [p=185, null, left]T_min=input('please input the end temprature'); [p=185, null, left]iter_max=input('please input the most interp steps on the fit temp'); [p=140, null, left]*
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[p=185, null, left]s_max=input('please input the most steady steps ont the fit temp'); [p=185, null, left]T=T_max; [p=185, null, left]load d:\address.txt; [p=185, null, left]order1=randperm(size(address,1))';% [p=185, null, left][size=174px]生成初始解。
! i6 o+ T7 G: c1 v [p=185, null, left]plot(address(order1,1),address(order1,2),'*r-') [p=185, null, left]totaldis1=distance(address,order1); [p=185, null, left]while T>=T_min
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0 J; b: X+ J2 h! ?/ Y ? [p=185, null, left]iter_num=1;
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[p=185, null, left]plot(T,totaldis1) ; X: s( y* s* t1 [$ G! C
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[p=185, null, left]hold on % T% X' m& n+ p
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[p=185, null, left]order2=exhgpath(order1); 0 b, O! |: o) b- P, w
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( t4 z% {' M' n% u& H3 V [p=185, null, left]totaldis2=distance(address,order2); / z8 X, L" l1 T7 L
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g' z7 Y) G* d0 n [p=185, null, left]R=rand;
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[p=185, null, left]DeltaDis=totaldis2-totaldis1; 8 W0 F9 g9 D; b
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[p=185, null, left]if DeltaDis<0; 5 x) Z- b0 C5 M/ Q8 ~: b
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$ _/ S: \! S2 ]' I [p=185, null, left]order1=order2; % k+ n* w" Z3 l) z" t1 A7 |
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[p=185, null, left]totaldis1=totaldis2; # l+ I+ U9 z4 m9 a- J. `
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6 P0 \% s9 A! [3 L4 X' ~( A6 W [p=185, null, left]elseif (exp((totaldis1-totaldis2)/(T))>R) 5 ?9 c4 U% N1 Q0 ]0 e
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5 q) J4 m/ K9 _' A [p=185, null, left]order1=order2; 4 s6 _2 B( I$ ^9 t6 }$ g' C1 c
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[p=185, null, left]totaldis1=totaldis2;
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[p=185, null, left][size=174px]else s_num=s_num+1; . q& M1 ?8 n: O
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8 u5 | Q$ ~6 @ ?- R s0 V% u. A' I [p=185, null, left][size=174px]end / N- G0 B" V9 e4 u8 Y/ K& T
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4 Y- @! m, D, [. p% l2 O [p=185, null, left][size=174px]iter_num=iter_num+1;
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[p=185, null, left][size=174px]end
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[p=185, null, left][size=174px]T=T*0.99; [p=185, null, left][size=174px]end [p=185, null, left][size=174px]order1 [p=185, null, left][size=174px]totaldis1 [p=185, null, left][size=174px]figure(2) [p=185, null, left][size=174px]plot(address(order1,1),address(order1,2),'*r-')
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