Invertible Color-to-Grayscale Conversion by Using Clustering and Reversible Watermarking

Author(s):  
Qiaoyi Liang ◽  
Runwen Hu ◽  
Shijun Xiang
2003 ◽  
Author(s):  
Michiel van der Veen ◽  
Fons Bruekers ◽  
Arno van Leest ◽  
Stephane Cavin

IEEE Access ◽  
2018 ◽  
Vol 6 ◽  
pp. 70720-70733 ◽  
Author(s):  
Ching-Chun Chang ◽  
Chang-Tsun Li ◽  
Yun-Qing Shi

2018 ◽  
Vol 78 (12) ◽  
pp. 16433-16463 ◽  
Author(s):  
Asaad F. Qasim ◽  
Rob Aspin ◽  
Farid Meziane ◽  
Peter Hogg

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