function?[dispersionmeanw]?=?covw（xwvarargin）

%?[covaw?meanw]?=?covw（xwvarargin）
%
%???COVW?Covariance?matrix?with?weights.
%
%???COVW（WX）?if?X?is?a?vector?returns?the?variance.??For?matrices
%???where?each?row?is?an?observation?and?each?column?a?variable
%???COVW（XW）?is?the?variance-covariance?matrix.??DIAG（COVW（XW））?is
%???a?vector?of?variances?for?each?column?and?SQRT（DIAG（COVW（XW）））
%???is?a?vector?of?standard?deviations.?
%
%???Observations?are?weighted?with?vector?of?weights?W?which?has?all
%???nonnegative?values.??COVW（XW）?gives?the?weighted?estimate?of?the
%???variance-covariance?matrix.
%???
%???COVW（XW）?normalizes?by?（N-1）?where?N?is?the?number?of
%???observations.
%
%???COVW（XW1）?normalizes?by?N?and?produces?the?second
%???moment?matrix?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-11-15?11:23??Change?Detection?Code\Change?Result\
?????文件????????2311??2016-10-31?15:10??Change?Detection?Code\covw.m
?????文件????????1145??2016-11-01?16:35??Change?Detection?Code\createfigure.m
?????文件????????1314??2016-11-14?16:18??Change?Detection?Code\CVADemo.m
?????文件????????4272??2016-11-15?11:16??Change?Detection?Code\DAcom.m
?????目錄???????????0??2016-11-15?11:22??Change?Detection?Code\data\
?????文件???????35124??2016-10-28?20:04??Change?Detection?Code\data\major-TestROI.roi
?????目錄???????????0??2016-11-15?11:20??Change?Detection?Code\data\Taizhou\
?????文件??????960000??2012-04-25?09:29??Change?Detection?Code\data\Taizhou\2000TM
?????文件????????1376??2012-04-25?09:29??Change?Detection?Code\data\Taizhou\2000TM.HDR
?????文件??????960000??2012-04-25?09:28??Change?Detection?Code\data\Taizhou\2003TM
?????文件????????1376??2012-04-25?09:28??Change?Detection?Code\data\Taizhou\2003TM.HDR
?????文件???????35124??2016-10-28?20:04??Change?Detection?Code\data\Taizhou\major-TestROI.roi
?????文件??????160000??2016-10-31?17:01??Change?Detection?Code\data\Taizhou\TaizhouChange
?????文件?????????923??2016-10-31?17:01??Change?Detection?Code\data\Taizhou\TaizhouChange.hdr
?????文件??????161078??2016-10-31?17:04??Change?Detection?Code\data\Taizhou\TaizhouChange_blackWhite.bmp
?????文件?????????222??2016-10-31?17:04??Change?Detection?Code\data\Taizhou\TaizhouChange_blackWhite.bpw
?????文件??????161078??2016-11-02?10:26??Change?Detection?Code\data\Taizhou\TaizhouChange_blackWhite_unchange.bmp
?????文件?????????222??2016-11-02?10:26??Change?Detection?Code\data\Taizhou\TaizhouChange_blackWhite_unchange.bpw
?????文件??????160000??2016-11-02?16:22??Change?Detection?Code\data\Taizhou\TaizhouChange_overall
?????文件?????????993??2016-11-02?16:22??Change?Detection?Code\data\Taizhou\TaizhouChange_overall.hdr
?????文件?????????247??2005-01-27?12:14??Change?Detection?Code\eigen2.m
?????文件????????2147??2016-10-28?20:30??Change?Detection?Code\enviwrite.m
?????文件????????2139??2016-10-29?17:40??Change?Detection?Code\enviwrite2.m
?????文件????????3433??2016-10-18?20:07??Change?Detection?Code\freadenvi.m
?????文件????????7071??2016-11-14?15:16??Change?Detection?Code\IRMAD_Update.asv
?????文件????????7275??2016-11-15?11:19??Change?Detection?Code\IRMAD_Update.m
?????文件?????????881??2016-11-04?15:50??Change?Detection?Code\KmeansMap.m
?????文件????????4120??2016-11-15?11:15??Change?Detection?Code\MADGet.m
?????文件????????1683??2016-09-28?11:13??Change?Detection?Code\PCA.m
?????文件?????????910??2016-11-14?16:19??Change?Detection?Code\PCADemo.m
............此處省略60個文件信息