[Retracted] Artificial Bee Colony Based Gabor Parameters Optimizer (ABC-GPO) for Modulation Classification

Table 1

Symbols and description.

Symbol	Description
L	Order of multipath channel
	Gabor atom
	Gabor scale parameter
	Gabor shift parameter
	Gabor modulation parameter
k (n)	Gain vector
K (n)	Weight error correlation
	Time average correlation matrix
	Positive constant