%%
%?File?Name:?AdaBoost
%?This?is?the?implementation?of?the?ada?boost?algorithm.
%?Parameters?-?very?easy?to?guess?by?name...
%?Return?values:?i?-?hypothesis-index??vector.
%????????????????t?-?threshhols?vector
%????????????????beta?-?weighted?beta.
%%
function?boosted=adaBoost（traintrain_labelcycles）
????disp（‘running?adaBoost?algorithm‘）;
????d=size（train）;
	distribution=ones（1d（1））/d（1）;
	error=zeros（1cycles）;
	beta=zeros（1cycles）;
	label=（train_label（:）>=5）;%?contain?the?correct?label?per?vector
	for?j=1:cycles
????????if（mod（j10）==0）
????????????disp（[jcycles]）;
????????end
	[it]=weakLearner（distributiontrainlabel）;
????error（j）=distribution*abs（label-（train（:i）>=t））;
????beta（j）=error（j）/（1-error（j））;
????boosted（j:）=[beta（j）it];
????distribution=distribution.*?exp（log（beta（j））*（1-abs（label-（train（:i）>=t））））‘;
????distribution=distribution/sum（distribution）;
end
????
????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2274??2003-05-15?02:41??adaboost算法Matlab代碼\ABdemo\AdaBoost.m

?????文件????????262??2003-02-27?19:34??adaboost算法Matlab代碼\ABdemo\AdaBoostClassify.m

?????文件???????1952??2002-05-19?06:14??adaboost算法Matlab代碼\ABdemo\SingleWeakLearner.m

?????文件???????2937??2003-05-15?02:41??adaboost算法Matlab代碼\ABdemo\SingleWeakLearnerROC.m

?????文件???????1018??2003-02-27?19:34??adaboost算法Matlab代碼\ABdemo\StrongClassify.m

?????文件????????935??2003-02-27?19:34??adaboost算法Matlab代碼\ABdemo\TestAdaBoost.m

?????文件???????2405??2003-05-20?14:53??adaboost算法Matlab代碼\ABdemo\Toy.m

?????文件????????820??2003-02-27?19:34??adaboost算法Matlab代碼\ABdemo\WeakClassify.m

?????文件???????1242??2002-05-19?06:28??adaboost算法Matlab代碼\ABdemo\WeakClassifyBatch.m

?????文件????????712??2003-02-27?17:55??adaboost算法Matlab代碼\ABdemo\WeakClassifyROC.m

?????文件???????1507??2003-05-15?02:41??adaboost算法Matlab代碼\ABdemo\WeakLearner.m

?????目錄??????????0??2011-02-05?17:54??adaboost算法Matlab代碼\ABdemo

?????目錄??????????0??2010-12-09?10:26??adaboost算法Matlab代碼

?????文件????????907??2005-07-29?10:13??70271125adaboost-Matlab\Adaboost_train\adaBoost.m

?????文件????????757??2002-07-26?09:31??70271125adaboost-Matlab\Adaboost_train\getError.m

?????文件???????2030??2003-12-20?17:12??70271125adaboost-Matlab\Adaboost_train\runAdaBoosting.m

?????文件?????????97??2002-09-16?10:42??70271125adaboost-Matlab\Adaboost_train\start.m

?????文件?????514824??2002-07-25?13:50??70271125adaboost-Matlab\Adaboost_train\usps.mat

?????文件????????310??2003-12-16?19:17??70271125adaboost-Matlab\Adaboost_train\weakLearner.m

?????文件???????2274??2003-05-15?02:41??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\AdaBoost.m

?????文件????????262??2003-02-27?19:34??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\AdaBoostClassify.m

?????文件???????1952??2002-05-19?06:14??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\SingleWeakLearner.m

?????文件???????2937??2003-05-15?02:41??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\SingleWeakLearnerROC.m

?????文件???????1018??2003-02-27?19:34??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\StrongClassify.m

?????文件????????935??2003-02-27?19:34??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\TestAdaBoost.m

?????文件???????2405??2003-05-20?14:53??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\Toy.m

?????文件????????820??2003-02-27?19:34??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\WeakClassify.m

?????文件???????1242??2002-05-19?06:28??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\WeakClassifyBatch.m

?????文件????????712??2003-02-27?17:55??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\WeakClassifyROC.m

?????文件???????1507??2003-05-15?02:41??70271125adaboost-Matlab\adaboost算法Matlab代碼\ABdemo\WeakLearner.m

............此處省略7個文件信息