Table 4. Parameter sets that produced the best match with the archaeological ¹⁴C dates for each archaeological expansion.

Culture	Origin	Maximum population density	Catchment radius	Fission threshold	Leap distance	Permanence	Fitness score
Saladoid-Barrancoid	La Gruta	0.26	10	76	170	16	0.76
Incised-Punctate	Saladero	0.69	30	86	200	21	0.7
Tupiguarani	Grajaú	0.55	30	248	0	10	0.42
Una*	GO-CP-02	0.77	10	142	0	13	0.43

*Model of Una expansion executed without considering the earliest date for Gruta do Gentio II.