该MATLAB程序评估了viterbi算法在衰落信道下的卷积译码的性能

				[rp1,time1]=textread('ok1.txt','%f%f');
				rp1=rp1-200;
				rp=zeros(100,1);
				time_1=zeros(100,1);
				for i=1:100;
				    rp(i)=rp1(i);
				    time_1(i)=time1(i);
				end
				time_1=time_1';
				[rp2,time2]=textread('ok2.txt','%f%f');
				time_2=zeros(100,1);
				for i=1:100;
				    time_2(i)=time2(i);
				end
				time_2=time_2';
				time=[time_1;time_2];
				h=stem(rp,time');
				set(h(1),'MarkerFaceColor','blue')
				set(h(2),'MarkerFaceColor','red','Marker','square')