Reversible Data Hiding Based on Multiple Pairwise PEE and Two-Layer Embedding

Algorithm 1

Optimal parameters determination for multiple pairwise PEE-based RDH.

	Input: capacity requirement CR, activated mappings , performance measurement and ;
	Output: parameters ;
(1) Function Optimization ()
(2)
(3)  Update ()
(4)  While CR is not met do
(5)
(6)
(7)   fordo
(8)    ifandthen
(9)
(10)     Update ()
(11)    End if
(12)   End for
(13)   Ifthen
(14)
(15)    Update ()
(16)   End if
(17)  End while
(18)  Return
(19) End function
(20)
(21) FunctionUpdate ()
(22)
(23)
(24)  Ifthen
(25)
(26)
(27)  End if
(28) End function