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SSC_1.0.rar

代碼片段和文件信息
%--------------------------------------------------------------------------
%?This?function?takes?a?NxN?coefficient?matrix?and?returns?a?NxN?adjacency
%?matrix?by?choosing?only?the?K?strongest?connections?in?the?similarity
%?graph
%?CMat:?NxN?coefficient?matrix
%?K:?number?of?strongest?edges?to?keep;?if?K=0?use?all?the?coefficients
%?CKSym:?NxN?symmetric?adjacency?matrix
%--------------------------------------------------------------------------
%?Copyright?@?Ehsan?Elhamifar?2010
%--------------------------------------------------------------------------
function?CKSym?=?BuildAdjacency(CMatK)
N?=?size(CMat1);
CAbs?=?abs(CMat);
for?i?=?1:N
????c?=?CAbs(:i);
????[PSrtPInd]?=?sort(c‘descend‘);
????CAbs(:i)?=?CAbs(:i)?./?abs(?c(PInd(1))?);
end
CSym?=?CAbs?+?CAbs‘;
if?(K?~=?0)
????[SrtInd]?=?sort(?CSym1‘descend‘?);
????CK?=?zeros(NN);
????for?i?=?1:N
????????for?j?=?1:K
????????????CK(?Ind(ji)i?)?=?CSym(?Ind(ji)i?)?./?CSym(?Ind(1i)i?);
????????end
????end
????CKSym?=?CK?+?CK‘;
else
????CKSym?=?CSym;
end
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
????.......??????1036??2010-03-02?23:47??SSC_1.0\BuildAdjacency.m
????.......??????1505??2010-03-02?23:46??SSC_1.0\DataProjection.m
????.......???????734??2010-03-02?23:47??SSC_1.0\Misclassification.m
????.......??????1099??2010-03-02?23:48??SSC_1.0\missclassGroups.m
????.......??????1322??2010-03-02?23:47??SSC_1.0\OutlierDetection.m
????.......???????120??2009-10-07?15:45??SSC_1.0\Readme.tex
????.......??????3615??2010-07-16?14:40??SSC_1.0\SparseCoefRecovery.m
????.......??????2037??2010-03-02?23:47??SSC_1.0\SpectralClustering.m
????.......??????3116??2010-07-16?14:37??SSC_1.0\SSC.m
?????目錄??????????0??2010-07-16?14:45??SSC_1.0
-----------?---------??----------?-----??----
????????????????14584????????????????????10
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