用MATLAB求层次分析法

1.层次分析法51已知：准则层对目标层的成对比较矩阵A=1/31/5方案层对准则层的成对比较矩阵分别为：B1=41B1=411/2721--1371--146〕B2=1/313B3=1/4121/71/31--1/61/2准则收入发展豆、、，声总排序权值准则层权值0.64830.22970.1220方案层单排序权值岗位一0.08230.66940.70100.2926岗位―0.31500.24260.19290.2835岗位三0.60260.08790.10610.4239根据层次总排序权值，该生最满意的工作为：岗位三计算程序如下：clca=[135;1/312;1/51/21];[x,y]=eig(a);eigenvalue=diag(y);lamda=eigenvalue(1);ci1=(lamda-3)/2;cr1=ci1/1.24w1=x(:,1)/sum(x(:,1))b仁[1,1/4,1/7;4,1,1/2;7,2,1];[x,y]=eig(b1);eigenvalue=diag(y);lamda=eigenvalue(1);ci21=(lamda-3)/2;cr21=ci21/0.58w21=x(:,1)/sum(x(:,1))b2=[137;1/313;1/71/31];[x,y]=eig(b2);eigenvalue=diag(y);lamda=eigenvalue(1);ci22=(lamda-3)/2;cr22=ci22/0.58w22=x(:,1)/sum(x(:,1))b3=[146;1/412;1/61/21];[x,y]=eig(b3);eigenvalue=diag(y);lamda=eigenvalue(1);ci23=(lamda-3)/2;cr23=ci23/0.58w23=x(:,1)/sum(x(:,1))w_sum=[w21,w22,w23]*w1ci=[ci21,ci22,ci23];cr=ci*w1/sum(0.58*w1)Matlab结果显示:iNewtoMATLAB?Watchcrl=0.0015wl=0.64S30.22970.1220cr2i-0,0017cr23=0.0079w23=0.70100.19290.1061v21cr23=0.0079w23=0.70100.19290.1061w_sun=0-29250.2S35w_sun=0-29250.2S350,4239fxo.cr23=cr=0.0035已知：准则层对目标层的成对比较矩阵A=51/51/2「方案层对准则层的成对比较矩阵分别为：1/51/2「「11/41/7B[=411/2■721其中成对比较矩阵是根据自己对这些方面要求的不同来构造的1—1—53-11/31/6B?=1/511/2b3—3121/32161/21-准则收入专业对口机缘总排序权值准则层权值0.12830.59540.2764方案层单排序权值冈位一0.08230.64830.12430.4309冈位—0.31500.12200.51710.2560冈位三0.60260.22870.35860.3131程序：clca=[11/51/2;512;21/21];[x,y]=eig(a);eigenvalue=diag(y);lamda=eigenvalue(1);ci1=(lamda-3)/2;cr1=ci1/1.24w1=x(:,1)/sum(x(:,1))b1=[1,1/4,1/7;4,1,1/2;7,2,1];[x,y]=eig(b1);eigenvalue=diag(y);lamda=eigenvalue(1);ci21=(lamda-3)/2;cr21=ci21/0.58w21=x(:,1)/sum(x(:,1))b2=[153;1/511/2;1/321];[x,y]=eig(b2);eigenvalue=diag(y);lamda=eigenvalue(1);ci22=(lamda-3)/2;cr22=ci22/0.58w22=x(:,1)/sum(x(:,1))b3=[11/31/4;312;41/21];[x,y]=eig(b3);eigenvalue=diag(y);lamda=eigenvalue(1);ci23=(lamda-3)/2;cr23=ci23/0.58w23=x(:,1)/sum(x(:,1))w_sum=[w21,w22,w23]*w1ci=[ci21,ci22,ci23];cr=ci*w1/sum(0.58*w1)CommandWindow结果显示:iiNewtoMATLAB?Watdcr1=0,0022wl_012830.59540.2764cr21=0.0017v21=0*08230.31500.6026cr22=0.003