簡(jiǎn)化DFA-對(duì)于一確定型自動(dòng)機(jī)M=(K,Σ,Δ,s, F),設(shè)p,q ∈K,若對(duì)于任一字符串w,由p沿w可達(dá)某終點(diǎn)當(dāng)且僅當(dāng)由q沿w可達(dá)某終點(diǎn),則說(shuō)p,q等價(jià),記為p≡q。而且,≡的一個(gè)等價(jià)類(lèi)恰好就是狀態(tài)數(shù)最少的確定型自動(dòng)機(jī)的一個(gè)狀態(tài)
標(biāo)簽:
DFA
自動(dòng)機(jī)
上傳時(shí)間:
2013-12-23
上傳用戶:yzhl1988
function [U,center,result,w,obj_fcn]= fenlei(data)
[data_n,in_n] = size(data)
m= 2 % Exponent for U
max_iter = 100 % Max. iteration
min_impro =1e-5 % Min. improvement
c=3
[center, U, obj_fcn] = fcm(data, c)
for i=1:max_iter
if F(U)>0.98
break
else
w_new=eye(in_n,in_n)
center1=sum(center)/c
a=center1(1)./center1
deta=center-center1(ones(c,1),:)
w=sqrt(sum(deta.^2)).*a
for j=1:in_n
w_new(j,j)=w(j)
end
data1=data*w_new
[center, U, obj_fcn] = fcm(data1, c)
center=center./w(ones(c,1),:)
obj_fcn=obj_fcn/sum(w.^2)
end
end
display(i)
result=zeros(1,data_n) U_=max(U)
for i=1:data_n
for j=1:c
if U(j,i)==U_(i)
result(i)=j continue
end
end
end
標(biāo)簽:
data
function
Exponent
obj_fcn
上傳時(shí)間:
2013-12-18
上傳用戶:ynzfm