migration.field.diagram: Joint plot for in and out-migration fields

In daroczig/migration.indices: Migration indices

Description

This migration field diagram makes easy to visualize both direction of migration. E.g. points above the diagonal "are outward redistributors, while those below that line are inward redistributors."

Usage

migration.field.diagram(m, method = c("gini", "acv"),
  title = "Migration field diagram", xlab = "Out-migration",
  ylab = "In-migration")

Arguments

m	migration matrix
method	measurement of in and out-migration
title	plot title
xlab	label for x axis
ylab	label for y axis

References

• Source code was adopted from Michael Ward and Kristian Skrede Gleditsch (2008) Spatial Regression Models. Thousand Oaks, CA: Sage. http://privatewww.essex.ac.uk/~ksg/code/srm_enhanced_code_v5.R with the permission of the authors.

• Case study and use case: Andrei Rogers and Stuart Sweeney (1998) Measuring the Spatial Focus of Migration Patterns. The Professional Geographer 50, 232–242

Examples

## Not run: 
data(migration.world)
par(mfrow = c(2, 1))
migration.field.diagram(migration.world)
migration.field.diagram(migration.world, method = 'acv')

## End(Not run)

daroczig/migration.indices documentation built on May 14, 2019, 6:09 p.m.