hh.m

飞机定位问题在航空的应用是十分广泛的

x0=[746 629 1571 155];
y0=[1393 375 259 987];
theta=[161.2,45.1,309.0-360]*2*pi/360;
sigma=[0.8,0.6,1.3]*2*pi/360;
d4=864.3;
sigma4=2;
xw=[940,780];
[x,norm,res]=lsqnonlin(@shili02fun,xw,[],[],[],x0,y0,theta,sigma,d4,sigma4)