migration.cv.in {migration.indices}

In-migration Coefficient of Variation

Description

As "the coefficient of variation is defined as the standard deviation to mean ratio of a distribution", the In-migration Coefficient of Variation is computed by dividing the standard deviation (with the nominator being n instead of n-1) of the in-migration flows by the mean.

Usage

migration.cv.in(m)

Arguments

m

migration matrix

Value

A numeric vector of standardized values where a higher (\neq 0) shows more spatial focus.

References

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

See Also

migration.cv.out migration.acv.in migration.acv.out migration.acv

Examples

## Not run: 
data(migration.hyp)
migration.cv.in(migration.hyp)    # 0.2000000 0.5000000 0.3333333
migration.cv.in(migration.hyp2)   # 0.2000000 0.0000000 0.4285714

## End(Not run)