%?function?backw?performs?backward?selection
function?[ncrispmaxcompmaxccmaxrisplibb]=backw（rcrcromrespnumvarccdatasetyautngmaxcompmaxrisplibbmxisximyisyiel）;
%?verifying?the?list?of?the?already?“backwarded“?chromosomes
test1=1;
crb=0;ncp=[];rispmax=[];compmax=[];
if?isempty（libb）==0
??while?test1==1?&?crb????crb=crb+1;
????j=0;
????test2=1;
????while?test2==1?&?j??????j=j+1;
??????if?crom（crb:）==libb（j:）
????????test2=0;
??????end
????end
????if?test2==1
??????test1=0;	
????end
??end
else
??crb=1;
end

impr=1;
nc=crom（crb:）;
startresp=resp（crb:）;
while?impr==1
??impr=0;
??libb=[libb;nc];
??start=find（nc）;
??startvar=size（start2）;
??if?startvar>1
????for?i=1:startvar
??????varr=start;
??????varr（i）=[];
??????cc=cc+1;
??????if?el==3;
??????	[facrisp]=plsgacv（dataset（:varr）yautngmaxcompmxi（:varr）sxi（:varr）myisyi）;
??????else
??????	[facrisp]=plsgacv（dataset（:varr）yautngmaxcompmxi（:varr）sxi（:varr））;
??????end
??????if?risp>=startresp
????????impr=1;
????????ncp=nc;
????????ncp（:start（i））=0;
????????rispmax=risp;
????????compmax=fac;
????????startresp=risp;
????????if?risp>maxrisp
??????????disp（[‘ev.?‘?int2str（cc）?‘?-?‘?num2str（risp）]）
??????????maxrisp=risp;
????????end
??????end
????end
????nc=ncp;
??end
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-08-24?15:38??GA-PLS?toolbox\
?????目錄???????????0??2013-08-24?15:38??GA-PLS?toolbox\GA-PLS?toolbox\
?????目錄???????????0??2015-04-18?20:05??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\
?????文件????????1266??1993-10-11?09:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\BETACDF.M
?????文件????????2764??1993-10-11?09:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\BETAINV.M
?????文件????????1211??1993-10-11?09:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\BETAPDF.M
?????文件?????????208??1998-07-31?12:10??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\CHECKTW.M
?????文件?????????342??1998-07-31?12:01??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\CHKSUBS.M
?????文件????????3531??1993-10-11?09:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\DISTCHCK.M
?????文件?????????824??1998-03-30?12:02??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\Err_ga.m
?????文件????????1331??1993-10-11?09:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\FINV.M
?????文件?????????429??1998-03-30?11:53??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\Pr_ga.m
?????文件????????2646??2001-01-21?20:09??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\TILEFIGS.M
?????文件?????????962??1997-08-26?09:03??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\Update.m
?????文件????????5012??1994-08-26?08:49??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\ZOOMRB.M
?????文件????????1363??2001-08-31?16:06??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\backw.m
?????文件????????6969??2002-09-05?09:42??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\gapls.m
?????文件????????5976??2002-08-07?13:25??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\gaplsopt.m
?????文件????????6754??2001-09-14?13:07??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\gaplsout.M
?????文件????????7429??2015-04-18?20:16??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\gaplssp.m
?????文件???????19255??2004-09-17?09:44??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\mangapls.pdf
?????文件?????????726??2003-10-10?09:31??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\plotmore.M
?????文件????????3645??2005-03-23?00:22??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\plotone.asv
?????文件????????3649??2005-03-24?21:25??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\plotone.m
?????文件????????1784??2001-08-31?15:13??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\plsgacv.m
?????文件????????3479??2001-09-12?16:37??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\predpls.m
?????文件??????????48??1997-07-28?08:26??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\randomiz.m
?????文件????????1365??1997-07-11?10:48??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\reg_ga.m
?????文件?????????371??1998-03-30?11:37??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\sc_ga.m
?????文件??????145728??2005-04-12?11:46??GA-PLS?toolbox\GA-PLS?toolbox\ga-pls\selectfrequency.fig
?????文件???????19255??2005-03-14?20:48??GA-PLS?toolbox\GA-PLS?toolbox\manual?of?the?pls-genetic?algorithm?toolbox.pdf
............此處省略2個文件信息