Displaying 5 results from an estimated 5 matches for "gaustadall".
2007 Oct 30
2
calculate spatial distance
...nt to calculate the spatial (or geographic) distance among all
locations.
I did not find such a function in the spatial-related packages. (I *cannot*
use 'dist', as I have geographic, not cartesian coordinates).
thanks!
Robert
Robert Ptacnik
Norwegian Institute for Water Research (NIVA)
Gaustadall?en 21
NO-0349 Oslo
mobile +47 982 277 81
FON NIVA +47 22 18 51 00
FAX +47 22 18 52 00
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NIVAs hovedkontor har flyttet til nye lokaler i CIENS - Forskningssenter
for milj? og samf...
2008 Jul 04
1
kriging problem(?)
...id.
However, I wonder if there aren't more elegant ways, e.g. using kriging.
Just to avoid misunderstandings: I do not just want to get a spatial grid
of Sa and Sb, but I want to find on which Scale Sb affects Sa.
cheers,
Robert,
Robert Ptacnik
Norwegian Institute for Water Research (NIVA)
Gaustadall?en 21
NO-0349 Oslo
FON +47 982 277 81
FAX +47 221 852 00
----------------------------------------------------------------------------------------------------------------------
NIVAs hovedkontor har flyttet til nye lokaler i CIENS - Forskningssenter
for milj? og samfunn; Gaustadall?en 21, 0349...
2007 Feb 07
1
heteroscedasticity problem
...of each community; productivity and its predictability
both increase with increasing species richness).
Apologies for the probably clumsy decription of my problem - I am
ecologist, not statistician (but a big fan of R).
Cheers,
Robert
Robert Ptacnik
Norwegian Institute for Water Research (NIVA)
Gaustadall?en 21
NO-0349 Oslo
FON +47 982 277 81
FAX +47 221 852 00
2007 Nov 29
1
relative importance of predictors
...#39; here? (which takes 'lm', not 'rlm' objects).
Thanks,
Robert
----------------------------------------------------------------------------------------------------------------------
NIVAs hovedkontor har flyttet til nye lokaler i CIENS - Forskningssenter
for milj? og samfunn; Gaustadall?en 21, 0349 Oslo. Meld deg p? v?rt
nyhetsbrev p? www.niva.no
2007 Nov 28
2
fit linear regression with multiple predictor and constrained intercept
...ctor),
I get estimates both for slope and intercept of each factor level.
Robert
----------------------------------------------------------------------------------------------------------------------
NIVAs hovedkontor har flyttet til nye lokaler i CIENS - Forskningssenter
for milj? og samfunn; Gaustadall?en 21, 0349 Oslo. Meld deg p? v?rt
nyhetsbrev p? www.niva.no