Complementary Video and Audio Analysis for Broadcast News Archives

The Informedia Digital Video Library system extracts information from digitized video sources and allows full content search and retrieval over all extracted data. This extracted 'metadata' enables users to rapidly find interesting news stories and to quickly identify whether a retrieved TV news story is indeed relevant to their query. This article highlights two unique features: named faces and location analysis. Named faces automatically associate a name with a face, while location analysis allows the user to visually follow the action in the news story on a map and also allows queries for news stories by graphically selecting a region on the map