OasisR (version 1.0.0)

PIsol: A function to compute multigroup normalised isolation index (PIsol)

Description

Multigroup version of isolation index (xPx)

Usage

PIsol(x)

Arguments

x

- an object of class matrix (or that can be coerced to that class), where each column represents the distribution of a population group, within spatial units. The number of columns should be greater than one (at least two population groups are require

Value

• Multigroup normalised isolation index

References

Massey D. S. and Denton N. A. (1988) The dimensions of residential segregation. Social Forces 67(2), pp. 281-315.

See Also

Other multigroup exposition indices: RelDivers Other multigroup indices: HShannon, JPielou, ISimpson, GiniMulti, DMulti

Examples

x <- slot(GreHSize, 'data')[ ,3:5]
PIsol(x)