Fig. 1
From: Optimized bio-signal reconstruction and watermarking via enhanced fractional orthogonal moments

(a) Diagram of the watermarking embedding process (b) Diagram of the watermarking extraction process.
From: Optimized bio-signal reconstruction and watermarking via enhanced fractional orthogonal moments
(a) Diagram of the watermarking embedding process (b) Diagram of the watermarking extraction process.