function[wordresult]=getword（d）
word=[];
flag=0;
y1=8;
y2=0.5;
while?flag==0
????[mn]=size（d）;
????wide=0;
????while?sum（d（:wide+1））~=0?&&?wide<=n-2
????????wide=wide+1;
????end
????temp=qiege（imcrop（d[1?1?wide?m]））;%用于返回圖像的一個裁剪區域
????[m1n1]=size（temp）;
????if?widey2
????????d（:[1:wide]）=0;
????????if?sum（sum（d））~=0
????????????d=qiege（d）;%切割出最小范圍
????????else?word=[];flag=1;
????????end
????else
????????word=qiege（imcrop（d[1?1?wide?m]））;
????????d（:[1:wide]）=0;
????????if?sum（sum（d））~=0
????????????d=qiege（d）;
????????????flag=1;
????????else?d=[];
????????end
????end
end
result=d;