function?[C?G?cv?cv_t]=cross_validation_svm（train_labeltrain_set）

%
%?function??[C?G?cv?cv_t]=cross_validation（train_labeltrain_setkernel）
%
%?This?function?performs?a?cross_validation?to?select?goods
%?parameter?for?the?training?of?a?binary?svm
%
%?INPUT
%?train_label:?the?label?in?row?column
%?train_set:?the?sample?corresponding?to?the?label
%
%?OUPUT
%?C:?the?optimal?value?of?c?coressponding?to?the?best?cv
%?g:?the?optimal?value?of?g?coressponding?to?the?best?cv
%?cv:?the?best?cross?validation?accuracy
%?cv_t:?the?cross?validation?grid

h?=?waitbar（0‘cross_validation...‘）;
c=10.^（-2:4）;
g=2.^（-3:1:4）;

c_s=length（c）;
g_s=length（g）;

k=0;
for?i=1:g_s
????for?j=1:c_s
????????k=k+1;
????????waitbar（k/（g_s*c_s））;
????????parameter=sprintf（‘-c?%f?-g?%f?-m?1000?-v?5?-q‘c（j）g（i））;
????????cv_t（ij）=svmtrain（train_label?train_setparameter）;
????end
end

[li?co]=find（max（max（cv_t））==cv_t）;
C=c（co（1））;
G=g（li（1））;
cv=max（max（cv_t））;
close（h）

?屬性????????????大小?????日期????時間???名稱
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*????文件????????357??2013-05-02?18:06??TGRS2013_EPF&IFR\average_fusion.m

*????文件???????6863??2013-10-01?14:32??TGRS2013_EPF&IFR\bilateralFilter.m

*????文件????????931??2013-10-01?14:32??TGRS2013_EPF&IFR\boxfilter.m

*????文件????????688??2013-10-01?14:32??TGRS2013_EPF&IFR\confusion.m

*????文件????????961??2013-10-01?14:32??TGRS2013_EPF&IFR\cross_validation_svm.m

*????文件????5987935??2013-04-08?01:59??TGRS2013_EPF&IFR\Dataset\IndiaP.mat

*????文件???????1488??2013-10-01?14:32??TGRS2013_EPF&IFR\EPF.m

*????文件???????2321??2013-10-01?14:32??TGRS2013_EPF&IFR\EPFdemo.m

*????文件????????957??2013-10-01?14:32??TGRS2013_EPF&IFR\guidedfilter.m

*????文件???????2462??2013-10-01?14:32??TGRS2013_EPF&IFR\guidedfilter_color.m

*????文件???????8438??2013-10-01?14:32??TGRS2013_EPF&IFR\IC.m

*????文件???????1723??2013-10-01?14:30??TGRS2013_EPF&IFR\IFRFdemo.m

*????文件???????3505??2013-10-01?14:32??TGRS2013_EPF&IFR\jbfilter2.m

*????文件???????4927??2013-10-01?14:32??TGRS2013_EPF&IFR\label2color.m

*????文件????????831??2013-10-01?14:37??TGRS2013_EPF&IFR\Readme.txt

*????文件???????4737??2013-04-11?19:44??TGRS2013_EPF&IFR\RF.m

*????文件????????444??2013-10-01?14:32??TGRS2013_EPF&IFR\scale_func.m

*????文件????????440??2013-08-14?19:28??TGRS2013_EPF&IFR\scale_new.m

*????文件????????232??2013-10-01?14:27??TGRS2013_EPF&IFR\spatial_feature.m

*????文件????????103??2008-12-15?23:19??TGRS2013_EPF&IFR\ToMatrix.m

*????文件????????131??2008-12-15?23:20??TGRS2013_EPF&IFR\ToVector.m

*????文件???????2676??2013-10-01?14:32??TGRS2013_EPF&IFR\train_test_random_new.m

?????目錄??????????0??2013-10-01?14:30??TGRS2013_EPF&IFR\Dataset

?????目錄??????????0??2013-10-01?14:32??TGRS2013_EPF&IFR

-----------?---------??----------?-----??----

??????????????6033150????????????????????24