Helper function to format migration input
mig_tibble(m, orig_col = "orig", dest_col = "dest", flow_col = "flow")Formatted tibble
A matrix or data frame of origin-destination flows. For matrix the first and second dimensions correspond to origin and destination respectively. For a data frame ensure the correct column names are passed to orig_col, dest_col and flow_col.
Character string of the origin column name (when m is a data frame rather than a matrix)
Character string of the destination column name (when m is a data frame rather than a matrix)
Character string of the flow column name (when m is a data frame rather than a matrix)