Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-05 Thread Christopher Barker
VáclavŠmilauer wrote: > I checked the official terminology, it is a kernel average smoother > (in the sense of [1]) with special weight function exp(-(x-x0)^2/const), > operating on irregularly-spaced data in 2d. > > I am not sure if that is the same as what scipy.stats.kde.gaussian_kde does, > th

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-05 Thread Robert Kern
On 2009-10-05 15:54 PM, VáclavŠmilauer wrote: > I am not sure if that is the same as what scipy.stats.kde.gaussian_kde does, > the documentation is terse. Can I be enlightened here? gaussian_kde does kernel density estimation. While many of the intermediate computations are similar, they have en

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-05 Thread VáclavŠmilauer
> >> about a year ago I developed for my own purposes a routine for averaging > >> irregularly-sampled data using gaussian average. > > > > is this similar to Kernel Density estimation? > > > > http://www.scipy.org/doc/api_docs/SciPy.stats.kde.gaussian_kde.html > > No. It is probably closer to ra

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Robert Kern
Ryan May wrote: > On Sun, Oct 4, 2009 at 4:21 PM, Robert Kern wrote: >> On 2009-10-04 15:27 PM, Christopher Barker wrote: >>> Václav Šmilauer wrote: >>> about a year ago I developed for my own purposes a routine for averaging irregularly-sampled data using gaussian average. >>> is this s

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Ryan May
On Sun, Oct 4, 2009 at 4:21 PM, Robert Kern wrote: > On 2009-10-04 15:27 PM, Christopher Barker wrote: >> Václav Šmilauer wrote: >> >>> about a year ago I developed for my own purposes a routine for averaging >>> irregularly-sampled data using gaussian average. >> >> is this similar to Kernel Dens

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Eric Firing
Václav Šmilauer wrote: > Hi, > > about a year ago I developed for my own purposes a routine for averaging > irregularly-sampled data using gaussian average. I would like to > contribute it to matplotlib, after a clean-up, if there is interest. This sounds like a nice thing to have, but I am wonde

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Robert Kern
On 2009-10-04 15:27 PM, Christopher Barker wrote: > Václav Šmilauer wrote: > >> about a year ago I developed for my own purposes a routine for averaging >> irregularly-sampled data using gaussian average. > > is this similar to Kernel Density estimation? > > http://www.scipy.org/doc/api_docs/SciPy.

Re: [Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Christopher Barker
Václav Šmilauer wrote: > about a year ago I developed for my own purposes a routine for averaging > irregularly-sampled data using gaussian average. is this similar to Kernel Density estimation? http://www.scipy.org/doc/api_docs/SciPy.stats.kde.gaussian_kde.html In any case, it sounds more like

[Matplotlib-users] contribution offer: griddata with gaussian average

2009-10-04 Thread Václav Šmilauer
Hi, about a year ago I developed for my own purposes a routine for averaging irregularly-sampled data using gaussian average. I would like to contribute it to matplotlib, after a clean-up, if there is interest. First it stores all data points in a (regular) grid. One can ask for value at arbitrar