基于matlab的復(fù)雜背景車牌識(shí)別檢測(cè)系統(tǒng)設(shè)計(jì)-閱讀頁(yè)
2025-07-12 17:51本頁(yè)面
【正文】 nds(j)~=0amp。j=n1k2=j1。if[val,num]=min(sum(d(:,[k1+5:k25])))。d(:,k1+num+5)=0。分割end再切割切割出個(gè)字符y2=。word1=[]。while[m,n]=size(d)。left=1。sum(d(:,wide+1))~=0if%d(:,[1:wide])=0。d=qiege(d)。else1m]))。[m,n]=size(temp)。all=sum(sum(temp))。two_thirds=sum(sum(temp([round(m/3):2*round(m/3)],:)))。ifflag=1。WORDendd=qiege(d)。end%[word2,d]=getword(d)。分割出第三個(gè)字符分割出第四個(gè)字符分割出第五個(gè)字符分割出第六個(gè)字符分割出第七個(gè)字符139。239。339。439。539。639。739。商用系統(tǒng)程序中歸一化大小為20])。word2=imresize(word2,[4020])。word4=imresize(word4,[4020])。word6=imresize(word6,[4020])。subplot(5,7,15),imshow(word1),title(39。)。subplot(5,7,16),imshow(word2),title(39。)。subplot(5,7,17),imshow(word3),title(39。)。subplot(5,7,18),imshow(word4),title(39。)。subplot(5,7,19),imshow(word5),title(39。)。subplot(5,7,20),imshow(word6),title(39。)。subplot(5,7,21),imshow(word7),title(39。)。imwrite(word1,39。)。imwrite(word2,39。)。imwrite(word3,39。)。imwrite(word4,39。)。imwrite(word5,39。)。imwrite(word6,39。)。imwrite(word7,39。)。liccode=char([39。:39。A39。Z39。39。])。l=1。forii=int2str(I)。.jpg39。20],39。)。if%第一位漢字識(shí)別l==2A~Zkmin=11。kmax=36。else%第三位以后是字母或數(shù)字識(shí)別endforfname=strcat(39。,liccode(k2),39。)。SamBw2imread(fname)。fori=1:40j=1:20end%Dmax=0。forforif(|0Dmax=Dmax+1。endendError1=Error(kmin:kmax)。MinError=min(Error1)。findc=find(Error1==MinError)。Code(l*21)=liccode(findc(1)+kmin1)。Code(l*2)=39。39。l=l+1。end第一步車牌定位39。39。第二步車牌分割39。39。第三步識(shí)別結(jié)果為:,Color39。b39。functionword=[]。y1=8。flag==0sum(d(:,wide+1))~=0amp。wide=n2temp=qiege(imcrop(d,[1widewidey1amp。n1/m1y2sum(sum(d))~=0%elseflag=1。endword=qiege(imcrop(d,[1widesum(sum(d))~=0。d=qiege(d)。d=[]。endendresult=d。e=qiege(d)top=1。left=1。initsum(d(top,:))==0amp。top=mwhileamp。bottom=bottom1。endsum(d(:,left))==0amp。left=nwhileamp。right=right1。endtophh
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