[R-sig-Geo] Mapping contours from jpg map

Barry Rowlingson b.rowlingson at lancaster.ac.uk
Fri Jul 8 16:34:16 CEST 2011

On Fri, Jul 8, 2011 at 3:24 PM, Robert J. Hijmans <r.hijmans at gmail.com> wrote:
> For those places (valley bottoms, mountain tops), a spline interpolation do
> better ((and even better when using stream information like in Hutchinson's
> algorithm that was (is?) implemented in Arc/INFO.))

Sadly it seems that Hutchinson and ANU do not subscribe to the open
source philosophy:


 and if he even only gets a cent on every Arc/Info license containing
ANUDEM he's probably not doing too badly...


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