GENERATING FINGERPRINTS OF VIDEO SIGNALS

The present invention provides novel techniques for generating more robust fingerprints (1) of video signals (2). Certain embodiments of the invention derive video fingerprints only from blocks (21) in a central portion (22) of each frame (20), ignoring a remaining outer portion (23), the resultant...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAITSMA JAAP ANDRE, BHARGAVA VIKAS
Format:	Patent
Sprache:	eng
Schlagworte:	BROADCAST COMMUNICATION CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY HANDLING RECORD CARRIERS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION PRESENTATION OF DATA RECOGNITION OF DATA RECORD CARRIERS
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