A disease evolution model with uncertain parameters
Annual Conference of the North American Fuzzy Information Processing Society - NAFIPS, v. 3, p. 1626-1630.
Barros, L. C.
Bassanezi, R. C.
Oliveira, R. Z G
Leite, M. B F
In this study we consider the SIS epidemiological model (susceptible-infected-susceptible) in which the transmission and recuperation rates are considered fuzzy sets. The concepts of possibility measures and fuzzy expectancy value are used to obtain the basic reproduction value for infected groups with different viral charge.