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US08224157B2 Method and apparatus for extracting spatio-temporal feature and detecting video copy based on the same in broadcasting communication system 失效
用于在广播通信系统中提取时空特征和检测视频副本的方法和装置

Method and apparatus for extracting spatio-temporal feature and detecting video copy based on the same in broadcasting communication system
Abstract:
An apparatus for extracting spatio-temporal feature and detecting video copy based on the same in a broadcasting communication system, the apparatus includes: an original video feature extractor configured to receive an original video and extract spatio-temporal feature of the original video; an original video feature database configured to store the extracted feature; a query video feature extractor configured to receive a query video and extract spatio-temporal feature of the query video; and a feature comparison and decision unit configured to compare the spatio-temporal feature of the original video and the spatio-temporal feature of the query video and decide similarity of the original video and the query video based on the spatio-temporal features of the original video and the query video.
Abstract(Chinese):

一种用于在广播通信系统中提取时空特征和检测视频副本的装置，该装置包括：原始视频特征提取器，被配置为接收原始视频并提取原始视频的时空特征; 被配置为存储所提取的特征的原始视频特征数据库; 查询视频特征提取器，被配置为接收查询视频并提取查询视频的时空特征; 以及特征比较和判定单元，被配置为比较原始视频的时空特征和查询视频的时空特征，并且基于原始视频的时空特征来确定原始视频和查询视频的相似性 视频和查询视频。

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