[GRASS-user] Grass Script- Implementing a Quadratic Mahalanobis Distance

[Nikos Alexandris]

On Monday 11 of October 2010 19:21:54 Pedro Roma wrote:
> Greetings
> 
> I need to implement a Quadratic Mahaloanobis Distance by using GRASS.  This
> is based on medium vector and covariance matrix.
> 1- As anyone implemented anything similar?
> 2- If not, Is there any GRASS script that accesses medium vector and
> Covariance matrix in its processing?
> 
> Thanks 
> PEdro

Hi Pedro!

Not sure at all but my guess is that it's a (simple) job for grass if you know 
the formula. I am not familiar with the term "medium" vector. But there is 
"r.covar" to get the covariance (or correlation) matrix based on raster maps.

Nikos