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Re: interp2d discussion
- From: Patrick Alken <patrick dot alken at Colorado dot EDU>
- To: gsl-discuss at sourceware dot org
- Date: Fri, 10 Jan 2014 18:55:37 -0700
- Subject: Re: interp2d discussion
- Authentication-results: sourceware.org; auth=none
- References: <520EB115 dot 9070606 at ellipsix dot net> <52CF8F04 dot 60505 at ellipsix dot net> <52D021B0 dot 6080504 at colorado dot edu> <1475379 dot W4E7QPn8Ol at tom>
On 01/10/2014 05:27 PM, jeremy theler wrote:
> Hi all,
>
> I consider the addition of these routines to GSL as a major breakthrough.
> Now I have three questions about generalization:
>
> 1. can these 2D interpolation routines be extended to scattered (i.e. non-
> rectangular) data?
Not currently, but this can always be done with least-squares models.
I'm not aware of any available software that interpolates on nonuniform
grids - do you know of any?
>
> 2. can these 2D interpolation routines be extended to n dimensions?
Once the 2D code is imported I'd like to make at least a 3D linear
interpolater, which should be straightforward.