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    發布日期: 2021-03-27
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資源簡介


這是矩陣的廣義低秩逼近的matlab源代碼。

資源截圖

代碼片段和文件信息

function?[LMR?err]??=?GLRAM(A?L?low1?low2?ITE)

%------------------------------------------------------------------
%?Input???A:?data?matrix
%?????????L:?initial?L0
%?????????low1:?row?dimension?of?reduced?representation?M{i}
%?????????low2:?column?dimension?of?reduced?representation?M{i}
%?????????ITE:?number?of?iterations
%?Output:?L:?left?transformation
%?????????M:?reduced?representation
%?????????R:?right?transformation
%?????????err:?reconstruction?error?measured?by?RMSRE??
%-------------------------------------------------------------------

%[row?col]?=?size(A{1});?%?row?and?column?dimensions?of?A{i}
n??????????=?size(A2);?%?number?of?data?points

%-------------------------------------------------------------------
????????????????????????????????????????????????????????????????????????????????????????????????????????
for?ite?=?1:ITE

MU?=?0;
for?i?=1:n
?????TU?=?L‘*?A{i};
?????MU?=?MU?+?TU‘*TU;
end;
[V?U]=eig(MU);
U=diag(U);
U=flipud(U);
V?=fliplr(V);
R=V(:1:low2);

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

?????文件???????1848??2012-09-08?22:14??GLRAM\GLRAM.m

?????文件???????1630??2013-04-23?10:47??GLRAM\Untitled.asv

?????文件???????1630??2013-04-23?10:49??GLRAM\Untitled.m

?????目錄??????????0??2013-05-28?17:30??GLRAM

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

?????????????????5108????????????????????4


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