${\{(x_g,y_g)\}}_{g=1}^m$	Training samples	$e$	Vector of one’s
$x_g\in R^n$	Input sample	${(a)}_{+}=\text{max}\{a,0\}$	Plus function definition
$y_g\in R$	Desired output	$\varphi (.)$	Higher-dimensional feature space