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Eq 39 -----------------------------------------
alpha=4
L=100;
K=50;
R=1;
r1=R*sqrt(rand(1,L));
seta1=2*pi*rand(1,L);
x1=r1.*cos(seta1);
y1=r1.*sin(seta1);
% plot(x1,y1,'rd')
r2=R*sqrt(rand(1,K));
seta2=2*pi*rand(1,K);
x2=r2.*cos(seta2);
y2=r2.*sin(seta2);
% plot(x2,y2,'b*')
gamma1=zeros(K,L);
d=zeros(1,K);
for u=1:K
for b=1:L
gamma1(u,b) = sqrt((x2(u)-x1(b))^2+(y2(u)-y1(b))^2);
% gamma(u,b) = gamma1(u,b)^(-alpha/2);
end
d(u) = min(gamma1(u,:));
end
f=zeros(1,K);
syms R t;
R=@(t) exp(-t)/t;
for k = 1:K
f(k)=integral(R,d(k),Inf);
end
plot(d,f,'r*');
出错Output of the function must be the same size as the input. If FUN is an array-valued integrand, set the 'ArrayValued' option to true. 怎么解决?? |
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