getWeights: Extraction of the prototypes' matrix
In harrysouthworth/kohonen: Self-organizing Maps for Data Classification

Description Usage Arguments Value Author(s) See Also Examples

Extract the matrix of prototypes

1	getWeights(x)

`x`	a som object

the matrix of prototypes

David Gohel

som learn setWeights

library(MASS)
lcrabs <- log(crabs[, 4:8])

lcrabs.som <- som ( formula = ~ . , data = lcrabs
	, neighborhood = "uniform"
	, grid = grid ( xdim = 10 , ydim = 10 , type = "hexagonal" ) 
	, weights.min = min (lcrabs), weights.max = max (lcrabs)
	)
lcrabs.som <- learn( lcrabs.som , number.iter = 500 , max.alpha = 0.5, min.alpha = .001, max.rayon = 3 , step.eval.si = 50)
getWeights ( lcrabs.som )