Non-negative matrix factorization-based reversible watermarking method for frequency domain robust image

The invention discloses a non-negative matrix factorization-based reversible watermarking method for a frequency domain robust image. The method comprises the specific steps of (1) generating a binary watermark; (2) performing block segmentation on a carrier image; (3) performing Slantlet transforma...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YIN GUANGXUE, CAI GUSHUN, AN LINGLING, WANG QUAN, LIN JIANZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING IMAGE DATA PROCESSING OR GENERATION, IN GENERAL PHYSICS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!