The Bhattacharyya distance is different from the Mahalanobis distance.
See:
http://en.wikipedia.org/wiki/Bhattacharyya_distance
There is also the Hellinger Distance and the Rao distance. For the Rao
distance, see:
http://www.scholarpedia.org/article/Fisher-Rao_metric
Jude
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On Thu, 2009-11-05 at 12:25 -0800, Diana Garrett wrote:
> I need to use the Bhattacharyya distance metric to determine population
> separation. Has anyone written a Bhattacharyya distance metric function in
> R?
Something like this ( I think it's correct ):
--%<---
DBhat <- function(X1,X2){
# def
I need to use the Bhattacharyya distance metric to determine population
separation. Has anyone written a Bhattacharyya distance metric function in
R?
--
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