clc
clear
close all
rand('state',10);

N=200;
N1=310;
N2=100;

t1=linspace(0,2*pi,N1); 
t1=t1(1:end-1);
x1=2*sin(t1)+0.08*rand(size(t1));
y1=2*cos(t1)+0.08*rand(size(t1));
t2=linspace(0,2*pi,N); 
t2=t2(1:end-1);
x2=0+sin(t2)+0.08*rand(size(t2));
y2=0+cos(t2)+0.08*rand(size(t2));
t3=linspace(0,2*pi,N2); 
t3=t3(1:end-1);
x3=0.5*sin(t3)+0.08*rand(size(t3));
y3=0.5*cos(t3)+0.08*rand(size(t3));
t4=linspace(0,2*pi,N/5); 
t4=t4(1:end-1);
x4=sin(t4)+0.2*rand(size(t4))-0.2*rand(size(t4));
y4=0+cos(t4)+0.2*rand(size(t4))-0.2*rand(size(t4));
x5=2*sin(t4)+0.3*rand(size(t4))-0.3*rand(size(t4));
y5=2*cos(t4)+0.3*rand(size(t4))-0.3*rand(size(t4));

xx=[x2,x4,x1,x5,x3]';
yy=[y2,y4,y1,y5,y3]';


U = DifFUZZY([xx yy], 90, [0.3; 0.1; 1]);