[SciPy-User] Orthogonal polynomials on the unit circle
Sat Oct 27 13:39:43 CDT 2012
On Sat, Oct 27, 2012 at 11:38 AM, <firstname.lastname@example.org> wrote:
> On Sat, Oct 27, 2012 at 3:19 AM, David Warde-Farley
> <email@example.com> wrote:
>> On Fri, Oct 26, 2012 at 9:40 PM, <firstname.lastname@example.org> wrote:
>>> with link to handbook
>>> application: goodness of fit for circular data
>>> Are those available anywhere in python land?
>>> What's the difference between orthogonal polynomials on the unit
>>> circle and periodic polynomials like Fourier series?
>>> circular statistics - what's that?
>>> It's like TDD, you go in circles
>> I have some code somewhere for Zernike polynomials if you're
>> interested. I was using them for rotation-invariant feature
> Thanks David. For now I'm looking at the circle, and from what I have
> seen Zernike polynomials are for disks or similar shapes.
Ah, yes. I misunderstood, you're right, Zernike polynomials are
defined on x^2 + y^2 <= 1, rather than x^2 + y^2 == 1.
More information about the SciPy-User