multi_comp {migest} | R Documentation |
Multiplicative component description of origin-destination migration flow tables
Description
Multiplicative component descriptions of *n*-dimension flow tables based on total reference coding system.
Usage
multi_comp(m)
Arguments
m |
|
Value
matrix
or array
of multiplicative components of 'm'. When output is an array the total for each table of origin-destination flows is used.
References
Rogers, A., Willekens, F., Little, J., & Raymer, J. (2002). Describing migration spatial structure. Papers in Regional Science, 81(1), 29–48. https://doi.org/10.1007/s101100100090
Raymer, J., Bonaguidi, A., & Valentini, A. (2006). Describing and projecting the age and spatial structures of interregional migration in Italy. Population, Space and Place, 12(5), 371–388. https://doi.org/10.1002/psp.414
Examples
r <- LETTERS[1:4]
m0 <- matrix(data = c(0, 100, 30, 70, 50, 0, 45, 5, 60, 35, 0, 40, 20, 25, 20, 0),
nrow = 4, ncol = 4, byrow = TRUE, dimnames = list(orig = r, dest = r))
addmargins(m0)
multi_comp(m = m0)
# data frame
library(dplyr)
italy_area %>%
filter(year == 2000) %>%
multi_comp() %>%
round(digits = 3)
[Package migest version 2.0.4 Index]