kNN_LOOCV: Select k with Leave-one-out CV

In gencve: General Cross Validation Engine

Description

Use leave-one-out CV to select k

Usage

kNN_LOOCV(X, y, kmax=ceiling(length(y)*0.5), plot=FALSE)

Arguments

X	design matrix
y	response vector
kmax	maximum value of k to consider
plot	show plot of mis-classification rate

Details

Leave one out CV is used for odd values of k from 1 to kmax.

Value

plot produced

Examples

Xy <- rmix(300) #training data
kNN_LOOCV(Xy[,1:2], Xy[,3], plot=FALSE)

gencve documentation built on May 2, 2019, 6:08 a.m.