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    文件類型: .rar
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    發(fā)布日期: 2023-09-10
  • 語言: Matlab
  • 標簽: 歐式距離??

資源簡介

用matlab編的關(guān)鍵幀提取的代碼,參考了光流法的代碼。是基于幀差的歐式距離,均值,方差,差異系數(shù)下的關(guān)鍵幀提取。代碼調(diào)試通過,運行結(jié)果理想

資源截圖

代碼片段和文件信息

function?e=EulerDistance(Movn)?%求幀間歐氏距離
Xn=rgb2gray(Mov(1n).cdata);
Xn=double(Xn);
Xnp1=rgb2gray(Mov(1n+1).cdata);
Xnp1=double(Xnp1);
%Xnq1=rgb2gray(Mov(1n+2).cdata);
%Xnq1=double(Xnq1);
%f=((std(Xnp1(:)-Xn(:))+std(Xnq1(:)-Xnp1(:)))/2+((mean(Xnp1(:)-Xn(:))-mean(Xnq1(:)-Xnp1(:)))/2)^2)^2;
diff?=?Xnp1(:)-Xn(:);?
e?=?sqrt(?sum(?diff(:).*diff(:)?)?);?

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

?????文件????????463??2009-05-22?11:35??KeyframeDiff\extremum.m

?????文件????????167??2009-05-27?19:48??KeyframeDiff\frameDiffMean.m

?????文件????????165??2009-05-27?19:49??KeyframeDiff\frameDiffVar.m

?????文件???????2581??2009-06-01?22:15??KeyframeDiff\ExtractKeyframe.m

?????文件???????2478??2009-05-27?21:24??KeyframeDiff\ExtractKeyframe.asv

?????文件????1513472??2004-01-26?18:44??KeyframeDiff\person01_jogging_d2_uncomp.avi

?????文件????????304??2009-05-27?19:51??KeyframeDiff\SimilarRatioDiff.m

?????文件????2017280??2004-01-23?14:00??KeyframeDiff\person01_boxing_d2_uncomp.avi

?????文件????????371??2009-05-28?21:01??KeyframeDiff\EulerDistance.m

?????文件????????281??2009-05-28?21:01??KeyframeDiff\EulerDistanceDiff.m

?????文件????????380??2009-05-27?20:49??KeyframeDiff\EulerDistanceDiff.asv

?????文件?????????57??2009-06-01?22:11??KeyframeDiff\frameNum.m

?????目錄??????????0??2009-05-27?21:29??KeyframeDiff

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

??????????????3537999????????????????????13


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