load?fisheriris;
[MN]=size（meas）;
m=90;?%?the?number?of?sample
N=40;?%?the?number?of?trees
meas1=[meas（1:30:）;meas（51:80:）;meas（101:130:）];
species1=[species（1:30）;species（51:80）;species（101:130）];
meas2=[meas（31:50:）;meas（81:100:）;meas（131:150:）];
species2=[species（31:50）;species（81:100）;species（131:150）];
t=cell（1N）;
for?i=1:N
????for?j=1:m
????????r（j）=randi（m1）;
????????if?j==1
?????????????sample=meas1（r（j）:）;
?????????????sample_species=species1（r（j））;
????????else
?????????????sample=[sample;meas1（r（j）:）];
?????????????sample_species=[sample_species;species1（r（j））];
????????end
????end
????t{i}?=?classregtree（samplesample_species）;
end
for?i=1:M-m
????for?j=1:N
?????????result（ij）=eval（t{j}meas2（i:））;
????end
end
for?i=1:M-m
????sum（i1:3）=0;
????for?j=1:N
????????if?strcmp（result{ij}‘setosa‘）;
????????????sum（i1）=sum（i1）+1;
????????else?if?strcmp（result{ij}‘versicolor‘）;
????????????sum（i2）=sum（i2）+1;
????????else?strcmp（result{ij}‘virginial‘）;
????????????sum（i3）=sum（i3）+1;
????????end
????end
????end
end
result_class=cell（M-m1）;
for?i=1:M-m
????index=find（sum（i:）==max（sum（i:）））;
????if?index==1
????????result_class{i}=‘setosa‘;
????else?if?index==2
????????????result_class{i}=‘versicolor‘;
????????else
????????????result_class{i}=‘virginial‘;
????????end
????end
????????
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-09-06?10:58??random?forest-matlab\
?????文件?????4218541??2017-09-05?15:59??random?forest-matlab\aaa.mat
?????文件?????????888??2018-01-18?22:25??random?forest-matlab\rfmain.m
?????文件?????????673??2017-09-06?10:19??random?forest-matlab\statistics.m
?????文件???????13496??2017-12-20?19:50??random?forest-matlab\train_C4_5.m
?????文件????????1947??2017-09-06?09:24??random?forest-matlab\vote_C4_5.m
?????目錄???????????0??2018-01-09?22:51??RandomForest\
?????文件??????160768??2013-02-07?14:41??RandomForest\aaa.xls
?????文件??????146432??2013-02-07?14:41??RandomForest\bbb.xls
?????文件????????4570??2013-02-10?21:39??RandomForest\ID3.m
?????文件?????????974??2017-12-26?17:49??RandomForest\RandomForest.m
?????文件??????176128??2018-01-09?22:51??RandomForest\result.xls
?????文件????????2256??2013-02-10?22:02??RandomForest\statistics.m
?????文件?????????938??2013-02-10?21:55??RandomForest\suijisenlin.asv
?????文件????????1389??2019-11-23?11:10??random_forest.m
?????目錄???????????0??2019-10-22?18:00??sim_sar_img-master\
?????目錄???????????0??2019-10-22?18:00??sim_sar_img-master\chapter3\
?????文件?????????738??2019-10-22?18:00??sim_sar_img-master\chapter3\pulse_compression_demo.m
?????目錄???????????0??2019-10-22?18:00??sim_sar_img-master\chapter5\
?????文件????????3530??2019-10-22?18:00??sim_sar_img-master\chapter5\single_point_target_0sq.m
?????文件????????4671??2019-10-22?18:00??sim_sar_img-master\chapter5\single_poin_target_nonzerosq.m
?????文件?????????262??2019-10-22?18:00??sim_sar_img-master\README.md