This data object is a list containing named matrices required by the sim_gravity and fit_gravity functions. The matrices provide hypothetical trip counts representing travel among 10 locations (\(M\)), along with distances (\(D\)) and population sizes (\(N\)).

mobility_matrices

Format

a list of 3

M

numeric matrix containing simulated trip counts

D

numeric matrix containing distances amopng locations in decimal degrees

N

numeric vector containing population sizes of each location