Re: Best Fit Spherical Harmonics
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- Subject: [mg127511] Re: Best Fit Spherical Harmonics
- From: "Kevin J. McCann" <kjm at KevinMcCann.com>
- Date: Mon, 30 Jul 2012 22:15:17 -0400 (EDT)
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The truncated Fourier fit to a function is also the least-squares fit. I
have successfully done a spherical harmonic expansion with up to l=5 or
so with all the associated m's this way. So, just use Fit. As usual with
this sort of thing, noisy data can mess things up.
On 7/30/2012 3:49 AM, George wrote:
> Hello Guys,
> I have globally sparse data (Longitude, Latitude, DataValue) and I'd like to compute the best fit of those using spherical harmonics. Is there any code / example somewhere to do so?
> Thanks for any help.
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