JMdist {varSel}

Jeffries-Matusita distance among classes

Description

Jeffries-Matusita distance.

Usage

JMdist(g, X)

Arguments

g

A column vector of the lables. length(g) is equal to nrow(X).

X

A dataframe of the features. ncol(X) is equal to the total number of features, and nrow(X) is equal to the number of avaialble training samples. nrow(X) is equal to length(g)

Value

A list containing a matrix of the class combinations and a vector of the JM distances of all the class combinations.

Author(s)

Michele Dalponte and Hans Ole Oerka

References

Dalponte, M., Oerka, H.O., Gobakken, T., Gianelle, D. & Naesset, E. (2013). Tree Species Classification in Boreal Forests With Hyperspectral Data. IEEE Transactions on Geoscience and Remote Sensing, 51, 2632-2645.