function?accuracy?=?KNN_test（allTestSampleallTrainSampleK）
%KNN_TEST?Summary?of?this?function?goes?here
%???Detailed?explanation?goes?here
[m1n1]=size（allTestSample）;
testlabels=allTestSample（:n1）;
outputs=zeros（m11）;
[m2n2]=size（allTrainSample）;
cosdist=zeros（1m2）;
KNNC=zeros（1K）;
for?i=1:m1
???for?j=1:m2
????????cosdist（j）=allTestSample（i1:n1-1）*allTrainSample（j1:n2-1）‘;
%?????????if?isnan（cosdist（j））
%?????????????i
%?????????????j
%?????????end
%?????????????
???end
???[cosdistinds]=sort（cosdist‘descend‘）;
???KNN=inds（1:K）;
???for?jj=1:K
???????KNNC（jj）=allTrainSample（KNN（jj）n2）;
???end
???table=tabulate（KNNC）;
???F=max（table（:2））;
???I=find（table（:2）==F）;
???halfK=K;
???while?length（I）>1&&halfK>1
???????halfK=floor（halfK/2）;
???????KNNC（half

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----

?????文件????4006306??2012-04-24?17:03??rewrite_os-4-1-f1000.dat

?????文件????8006400??2012-04-24?17:03??rewrite_os-4-1-f2000.dat

?????文件???????1287??2012-04-24?17:03??tfidf.m

?????文件????????412??2012-04-25?22:30??datafilelist.txt

?????文件???????1705??2012-05-02?20:34??nb_validation.m

?????文件????????315??2012-05-03?20:15??nb_accuracy.mat

?????文件??????15732??2012-05-04?13:46??nb.fig

?????文件???????1070??2012-05-04?13:49??KNN_test.m

?????文件??????11760??2012-05-09?20:34??SVM.fig

?????文件???????2063??2012-05-09?20:44??KNN_validation.m

?????文件??????12666??2012-05-10?19:52??3NN.fig

?????文件??????14452??2012-05-10?19:53??KNN.fig

?????文件??????31507??2012-05-10?20:10??cv.txt

?????文件???????1413??2012-05-10?21:19??nb_train.m

?????文件???????1024??2012-05-11?09:55??nb_test.m

?????文件???????2519??2012-04-27?16:22??SVM_TextClass\a_template_flow_usingSVM_class.m

?????文件???????2338??2012-04-27?16:22??SVM_TextClass\a_template_flow_usingSVM_regress.m

?????文件???????2086??2012-04-27?16:22??SVM_TextClass\ClassResult.m

?????文件????????366??2012-04-27?16:22??SVM_TextClass\ClassResult_test.m

?????文件????????412??2012-04-25?22:30??SVM_TextClass\datafilelist.txt

?????文件???????3579??2012-04-27?16:22??SVM_TextClass\gaSVMcgForClass.m

?????文件???????3463??2012-04-27?16:22??SVM_TextClass\gaSVMcgForRegress.m

?????文件???????3744??2012-04-27?16:22??SVM_TextClass\gaSVMcgpForRegress.m

?????文件???????3356??2012-05-02?16:16??SVM_TextClass\gatbx\bs2rv.m

?????文件???????1833??2012-05-02?16:16??SVM_TextClass\gatbx\contents.m

?????文件???????1244??2012-05-02?16:16??SVM_TextClass\gatbx\crtbase.m

?????文件???????2270??2012-05-02?16:16??SVM_TextClass\gatbx\crtbp.m

?????文件???????2157??2012-05-02?16:16??SVM_TextClass\gatbx\crtrp.m

?????文件??????51858??2012-05-02?16:16??SVM_TextClass\gatbx\gatbx-II說(shuō)明.pdf

?????文件???????7828??2012-05-02?16:16??SVM_TextClass\gatbx\migrate.m

............此處省略100個(gè)文件信息