Estimation of Anti-HIV Activity of HEPT Analogues Using MLR, ANN, and SVM Techniques

Table 3

Ridge regression parameters for (4).

Model number	Parameters used	VIF	𝜆𝑖	𝑇	𝐾
(4)	MATS5e	2.1512	2.1261	0.4649	1.0000
	RDF080u	1.1535	0.9763	0.8670	2.1800
	T(O⋯O)	1.2186	0.6042	0.8206	3.5200
	MATS5m	2.0363	0.2932	0.4911	7.2500

VIF: variance inflation factor; 𝜆_𝑖: eigenvalue; 𝑇: tolerance; 𝐾: condition number.