[GRASS-dev] bug in v.surf.bspline?

Michael Barton michael.barton at asu.edu
Mon Oct 22 11:23:13 EDT 2007

On 10/22/07 1:55 AM, "Roberto Antolin" <roberto at geomatica.como.polimi.it>

> Hi Michael and all,
> Michael Barton escribió:
>> Roberto,
>> However, when I use a z-value for interpolation and then use an attribute
>> column for exactly the same values, I get very different interpolations.
> Oh my gosh! What a mess generated by only one letter!! It was a problem
> with integer attribute values. I think it is correctly fixed now. I
> don't think so, but maybe the interpolations are still slightly
> different. Anyway, they shouldn't be as different as before.

Shouldn't the results be identical if the values used for interpolation are
identical, regardless of whether they reside in the z-coordinate or an

> Please, let me know.

I'll test as soon as I have a chance and let you know.


>> I like this module a lot and hope that this can help to improve it.
> Thank you Michael! All your help is welcome. I like this module too and
> I like to improve it.
> Regards,
> Roberto.

Michael Barton, Professor of Anthropology
Director of Graduate Studies
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton

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