function?[X?accuracy?avgTime]?=?fsc_main（Y?A?D?L?sc_algo?trainLabel?testLabel?numClass?displayProgressFlag）

%?---------------------------------------------------
%?Fast?Sparse?Representation?with?Prototypes:?fsc_main?
%?Functionality:?
%???????Find?the?approaximated?sparse?solution?x?of?the?linear?system?y=Ax
%?Dimension:?m?---?number?of?measurement
%????????????Nt---?number?of?testing?samples
%????????????Nd---?number?of?training?samples
%
%???????????????????Dimension??????????Description
%?input:??Y??????????m?x?Nt????????---?the?testing?sample
%?????????A??????????m?x?Nd????????---?the?training?sample
%?????????D??????????m?x?K?????????---?the?learned?dictionary
%?????????trainLabel?1?x?Nt????????---?the?label?of?training?sample
%?????????L????????????????????????---?the?number?of?atoms?in?OMP
%?????????sc_algo??????????????????---?the?sparse?coding?algorithm
%????????????????????????????e.g.?l1magic?SparseLab?fast_sc?SL0?YALL1
%?output:?X??????????K?x?Nt???????---?the?sparse?coefficient?matrix?of?Y
%?????????accuracy?????????????????---?accuracy?of?the?classification?task
%?????????avgTime??????????????????---?average?runtime?for?sparse?coding
%?
%?Reference:?Jia-Bin?Huang?and?Ming-Hsuan?Yang?“Fast?Sparse?Representation?with?Prototypes.“?the?23th?IEEE?Conference
%????????????on?Computer?Vision?and?Pattern?Recognition?（CVPR?10‘）?San?Francisco?CA?USA?June?2010.
%?Contact:?For?any?questions?email?me?by?jbhuang@ieee.org
%?---------------------------------------------------

[m?Nt]=?size（Y）;
[m?Nd]=?size（A）;
[m?K]=?size（D）;

X?=?zeros（Nd?Nt）;

%?Compute?the?new?representation?of?A?as?W
WA?=?OMP（D?A?L）;

%?Compute?the?new?representation?of?Y?as?Wy
WY?=?OMP（D?Y?L）;

%?Compute?the?sparse?representation?X

Ainv?=?pinv（A）;
sumTime=0;
correctSample=0;
for?i?=?1:?Nt
????%?Inital?guess
????xInit?=?Ainv?*?Y（:i）;
????xp?=?zeros（Nd1）;
????
????%?new?representation?of?the?test?sample?y
????w_y?=?WY（:i）;
????
????%?keep?columns?with?a?least?one?overlapped?support?and?dicard?the?rest
????[WA_reduced?releventPosition]?=?reduceMatrix（w_y?WA）;
????
????%?sparse?coding:?solve?a?reduced?linear?system
????tic
????xpReduced?=?sparse_coding_methods（xInit（releventPosition）?WA_reduced?w_y?sc_algo）;
????t?=?toc;

????sumTime?=?sumTime+t;

????xp（releventPosition）=xpReduced;
???
????X（:?i）?=?xp;
????
????%?Predict?label?of?the?test?sample
????residuals?=?zeros（1numClass）;
????for?iClass?=?1:?numClass
????????xpClass?=?xp;
????????xpClass（trainLabel~=?iClass）?=?0;
????????residuals（iClass）?=?norm（Y（:i）?-?A*xpClass）;
????end
????[val?ind]?=?min（residuals）;
????if（ind==testLabel（i））
????????correctSample?=?correctSample+1;
????end
???
????if（displayProgressFlag）
????????avgTime?=?sumTime/i;
????????accuracy?=?correctSample?/?i;
????????fprintf（‘Accuracy?=?%f?%%?（%d?out?of?%d）?speed?=?%f?s\n‘?accuracy*100?correctSample?i?avgTime）;
????end
end

accu

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

?????文件???????2795??2010-06-01?16:41??FSR?code\fsc_main.asv

?????文件???????3054??2010-06-01?19:32??FSR?code\fsc_main.m

?????文件????????884??2010-05-27?19:46??FSR?code\fsr_main.asv

?????文件???????3499??2010-06-01?15:48??FSR?code\getTrainTestData.asv

?????文件???????2838??2010-06-01?17:14??FSR?code\getTrainTestData.m

?????文件????????528??2010-05-31?22:27??FSR?code\labelPrediction.asv

?????文件???????1573??2010-06-01?18:07??FSR?code\readme.txt

?????文件???????1393??2010-06-01?18:05??FSR?code\reduceMatrix.m

?????文件???????3117??2010-06-01?19:36??FSR?code\run_sparsity_based_classification.m

?????文件???????2421??2010-06-01?17:59??FSR?code\sc_main.m

?????文件???????1643??2010-06-01?18:03??FSR?code\sparse_coding_methods.m

?????文件?????185727??2005-09-11?15:43??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\barbara.png

?????文件?????177762??2005-09-11?15:44??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\boat.png

?????文件???????1907??2009-09-03?10:54??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\demo1.m

?????文件???????3561??2006-12-12?09:13??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\demo2.m

?????文件???????8504??2006-12-28?13:57??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\demo3.m

?????文件???????5426??2007-01-24?07:53??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\denoiseImageDCT.m

?????文件???????6046??2006-12-12?09:18??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\denoiseImageGlobal.m

?????文件???????9088??2007-01-24?07:53??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\denoiseImageKSVD.m

?????文件???????3246??2007-01-25?08:39??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\displayDictionaryElementsAsImage.asv

?????文件???????3224??2007-01-25?08:39??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\displayDictionaryElementsAsImage.m

?????文件???????1896??2006-12-11?14:25??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\gererateSyntheticDictionaryAndData.m

?????文件????5749450??2005-09-21?08:35??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\globalTrainedDictionary.mat

?????文件??????34985??2005-09-11?15:44??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\house.png

?????文件??????12292??2009-09-03?10:54??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\KSVD.m

?????文件??????11585??2006-12-28?14:02??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\KSVD_NN.m

?????文件?????151199??2005-09-11?15:44??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\lena.png

?????文件???????8053??2006-12-12?08:35??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\MOD.m

?????文件????????631??2006-12-11?09:56??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\my_im2col.m

?????文件???????1105??2006-12-24?16:00??FSR?code\tools\dictionary?learning\KSVD_Matlab_ToolBox\NN_BP.m

............此處省略871個(gè)文件信息