<p>Video signatures are generated when a small change in video information between consecutive frames N-1 and N is followed by a large change in video information between consecutive frames N and N+1. Information from frames N and/or N+1 is used to form a video signature.</p>
申请公布号
WO2012138491(A3)
申请公布日期
2013.01.10
申请号
WO2012US30396
申请日期
2012.03.23
申请人
MICROSOFT CORPORATION
发明人
HENDRICKSON, SETH;DONG, GEORGE RANDELL;MANDAL, SASWATA;ZITNICK III, CHARLES LAWRENCE
