Table 1.

Number of function evaluations FCount and relative residual RRES obtained by LM and TR solvers for SEIRDV_pwl and SEIRDV_pwe. In bold the best results obtained for each algorithm.

model	method	FCount	RRES
			I	R	D
SEIRDV_pwl	TR	130	0.0083	0.0018	0.0009
	LM	4113	3926	0.0087	0.0021
SEIRDV_pwe	TR	125	0.0080	0.0018	0.0012
	LM	3928	0.0085	0.0020	0.0014