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  • 大小: 250KB
    文件類型: .zip
    金幣: 2
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    發布日期: 2021-05-14
  • 語言: 其他
  • 標簽: 大間隔??

資源簡介

大間隔最近鄰居（Large margin nearest neighbor (LMNN)）分類算法是統計學的一種機器學習算法。該算法是在k近鄰分類其中學習一種歐式距離度量函數。基于歐式距離度量學習函數的大間隔最近鄰居分類算法能夠很好的改善k近鄰算法分類效果。

資源截圖

代碼片段和文件信息 

function?[uxum]?=?applypca（X）
%?[uxum]?=?applypca（X）
%
%?finds?principal?components?of?
%
%?input:?
%??x??input?data?（each?column?is?an?input?vector）
%
%?output:
%??ux??data?projected?onto?pca?（1st?row=leading?principal?component）
%??u???the?orthogonal?matrix?with?all?principal?components
%??m???mean?of?the?data
%
%?You?can?recover?the?original?data?with
%?
%?xoriginal=u*ux+repmat（m1size（ux2））;
%
%?See?also?pca
%
%?copyright?by?Kilian?Q.?Weinberger?2006

[uv]=pca（X）;
m=mean（X2）;
ux=u‘*（X-repmat（m1size（X2）））;


?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2010-04-07?12:28??LMNN\
?????文件???????12292??2011-04-06?09:58??LMNN\.DS_Store
?????目錄???????????0??2011-09-19?10:24??__MACOSX\
?????目錄???????????0??2011-09-19?10:24??__MACOSX\LMNN\
?????文件?????????233??2011-04-06?09:58??__MACOSX\LMNN\._.DS_Store
?????目錄???????????0??2007-04-13?14:09??LMNN\.svn\
?????文件????????1106??2007-04-13?14:09??LMNN\.svn\all-wcprops
?????目錄???????????0??2011-09-19?10:24??__MACOSX\LMNN\.svn\
?????文件?????????233??2007-04-13?14:09??__MACOSX\LMNN\.svn\._all-wcprops
?????文件??????????55??2006-10-26?22:27??LMNN\.svn\dir-prop-base
?????文件?????????233??2006-10-26?22:27??__MACOSX\LMNN\.svn\._dir-prop-base
?????文件????????1494??2007-04-13?14:09??LMNN\.svn\entries
?????文件?????????233??2007-04-13?14:09??__MACOSX\LMNN\.svn\._entries
?????文件???????????2??2006-10-10?00:48??LMNN\.svn\format
?????文件?????????233??2006-10-10?00:48??__MACOSX\LMNN\.svn\._format
?????目錄???????????0??2007-04-13?14:08??LMNN\.svn\prop-base\
?????文件??????????30??2007-02-07?20:55??LMNN\.svn\prop-base\applypca.m.svn-base
?????目錄???????????0??2011-09-19?10:24??__MACOSX\LMNN\.svn\prop-base\
?????文件?????????233??2007-02-07?20:55??__MACOSX\LMNN\.svn\prop-base\._applypca.m.svn-base
?????文件??????????31??2006-10-26?22:27??LMNN\.svn\prop-base\demo.m.svn-base
?????文件?????????233??2006-10-26?22:27??__MACOSX\LMNN\.svn\prop-base\._demo.m.svn-base
?????文件??????????31??2006-10-26?22:27??LMNN\.svn\prop-base\energyclassify.m.svn-base
?????文件?????????233??2006-10-26?22:27??__MACOSX\LMNN\.svn\prop-base\._energyclassify.m.svn-base
?????文件??????????31??2007-04-13?14:08??LMNN\.svn\prop-base\install.m.svn-base
?????文件?????????233??2007-04-13?14:08??__MACOSX\LMNN\.svn\prop-base\._install.m.svn-base
?????文件??????????31??2007-04-13?13:32??LMNN\.svn\prop-base\knnclassify.m.svn-base
?????文件?????????233??2007-04-13?13:32??__MACOSX\LMNN\.svn\prop-base\._knnclassify.m.svn-base
?????文件??????????31??2006-11-09?21:33??LMNN\.svn\prop-base\lmnn.m.svn-base
?????文件?????????233??2006-11-09?21:33??__MACOSX\LMNN\.svn\prop-base\._lmnn.m.svn-base
?????文件??????????30??2007-02-07?20:55??LMNN\.svn\prop-base\pca.m.svn-base
?????文件?????????233??2007-02-07?20:55??__MACOSX\LMNN\.svn\prop-base\._pca.m.svn-base
............此處省略368個文件信息

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