LS: Neighborhood functions for Seriation Method SA

In seriation: Infrastructure for Ordering Objects Using Seriation

Neighborhood functions for Seriation Method SA

Description

Definition of different local neighborhood functions for the method "SA" for seriate().

Usage

LS_swap(o, pos = sample.int(length(o), 2))

LS_insert(o, pos = sample.int(length(o), 2))

LS_reverse(o, pos = sample.int(length(o), 2))

LS_mixed(o, pos = sample.int(length(o), 2))

Arguments

o	an integer vector with the order
pos	random positions used for the local move.

Details

Local neighborhood functions are LS_insert, LS_swap, LS_reverse, and LS_mix (1/3 insertion, 1/3 swap and 1/3 reverse). Any neighborhood function can be defined.

Value

returns the new order vector representing the random neighbor.

seriation documentation built on Sept. 11, 2024, 7:33 p.m.