A Modified Gray Wolf Optimizer-Based Negative Selection Algorithm for Network Anomaly Detection

Algorithm 3

MDGWO-NSA.

	Input: border detectors
	Output: Detectors
(1)	Initialization: Generates detectors at each vertex in space, ;
(2)	Preliminary population order, ; Maximum search times, ;
(3)	Search agents number, ; Optimal scores of the search agents number, ;
(4)	Self property number, ;
(5)	wolf; wolf; wolf;
(6)	Radius of; Radius of; Radius of
(7)	while do
(8)
(9)
(10)	while do
(11)
(12)	for do
(13)	for do
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)	end for
(22)	= Calculate radius
(23)	= Calculate position score
(24)	if then
(25)
(26)
(27)
(28)
(29)	end if
(30)	end for
(31)	if then
(32)
(33)	break
(34)	end if
(35)	= Calculate detection rate
(36)	end while
(37)	end while