发明名称 |
AUDIO VISUAL SIGNATURE, METHOD OF DERIVING A SIGNATURE, AND METHOD OF COMPARING AUDIO-VISUAL DATA |
摘要 |
The invention relates to the analysis of characteristics of audio and/or video signalsforthe generation of audio-visual content signatures.To determine an audio signature a region of interest for example of high entropy -is identified in audio signature data. This region of interest is then provided as anaudio signaturewith offset information. A video signature is also provided. |
申请公布号 |
WO2009104022(A2) |
申请公布日期 |
2009.08.27 |
申请号 |
WO2009GB50172 |
申请日期 |
2009.02.20 |
申请人 |
SNELL & WILCOX LIMITED;DIGGINS, JONATHAN |
发明人 |
DIGGINS, JONATHAN |
分类号 |
G10L25/00 |
主分类号 |
G10L25/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|