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艾雨0802

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[求助] 用1stopt迭代求参数,求高手帮我看看代码哪里有问题,谢谢

我是菜鸟一个,昨天才接触1Stopt,更加不会pascal语言。想迭代求解参数,使方程值最小。但是,点了“执行”后确没有啥反应。我用的1.5pro版本。跪求高手指点!谢谢

algorithm=5par_retrieval ;
constant theta(1:9)=[30,32.5,35,37.5,40,42.5,45,47.5,50] ;
constant TBh_obs(1:9)=[241.17748,240.65136,239.83198,238.66749,237.10444,235.08808,232.56285,229.47270,225.76159] ;
constant p=0.01744,mus=0.1;
parameter eb[3,30],tau[0,1.0],omega[0,0.5],rms[0.0025,0.03],cl[0.05,0.5];
minimum;
startprogram [pascal];
procedure mainmodel;
var i:integer;
    tt:array[1..9] of double;
    Ah:array[1..9] of double;
    Bh:array[1..9] of double;
    Ch:array[1..9] of double;
    rh:array[1..9] of double;
    eh:array[1..9] of double;
    E_eff:array[1..9] of double;
    cf,temp:double;
Begin
    cf:=0.0
    tt[1]:=exp(-tau/COS(theta[1]*p)) ;
    rh[1]:=ABS((mus*COS(theta[1]*p)-SQRT(mus*eb-SIN(theta[1]*p)*SIN(theta[1]*p)))/(mus*COS(theta[1]*p)+SQRT(mus*eb-SIN(theta[1]*p)*SIN(theta[1]*p))))^2;
    Ah[1]:=0.068502*(theta[1]*p)^2 -0.058486*(theta[1]*p) +0.976321;
    Bh[1]:=-0.051377*(theta[1]*p)^2 +0.014978*(theta[1]*p) +0.045456 ;
    Ch[1]:=0.601618*(theta[1]*p)^2 -0.151848*(theta[1]*p) -0.607679;
    eh[1]:=1-rh[1]*Ah[1]*exp(Bh[1]*(rms^2/cl)^2+Ch[1]*(rms^2/cl)) ;
    E_eff[1]:=eh[1]*tt[1]+(1-tt[1])*(1-omega)+(1-eh[1])*(1-omega)*(1-tt[1])*tt[1];
    for i:=2 to 9 do begin
        tt:=exp(-tau/COS(theta*p)) ;
        rh:=ABS((mus*COS(theta*p)-SQRT(mus*eb-SIN(theta*p)*SIN(theta*p)))/(mus*COS(theta*p)+SQRT(mus*eb-SIN(theta*p)*SIN(theta*p))))^2;
        Ah:=0.068502*(theta*p)^2 -0.058486*(theta*p) +0.976321;
        Bh:=-0.051377*(theta*p)^2 +0.014978*(theta*p) +0.045456 ;
        Ch:=0.601618*(theta*p)^2 -0.151848*(theta*p) -0.607679;
        eh:=1-rh*Ah*exp(Bh*(rms^2/cl)^2+Ch*(rms^2/cl)) ;
        E_eff:=eh*tt+(1-tt)*(1-omega)+(1-eh)*(1-omega)*(1-tt)*tt;
        cf:=cf+(E_eff/E_eff[1]-TBh_obs/TBh_obs[1])^2 ;
        temp:=cf;
    end ;
    Functionresult:=temp  ;
End;
Endprogram;
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