This list doesn't do statistics -- it does R programming, though statistics does occur incidentally sometimes in that context. Not in your post though. You should post on a statistics site like stats.stackexchange.com for statistics questions.
Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Thu, Sep 20, 2018 at 10:38 PM mikorym via R-help <r-help@r-project.org> wrote: > Hi All, > > By a production curve I mean for example the output of a mine, peak oil > production or the yield of a farm over time within the same season. It is > this last example that we should take as the prototypical case. > > What I would like to do is to fit a curve that inherits qualities of the > discrete production data (such as area of the curve equaling the total > production for the season). Fitting a curve with least squares (such as a > Gaussean or Hubbert) presents some issues (with regards to accuracy of > inherited features). My next logical attempt would be to fit a sum of > curves, such as a Fourier or Wavelet sum. Perhaps there is something > simpler or more flexible in the way I am thinking? > > My question is: > > 1. What would be an effective approach be to fit generalised production > curves? > 2. If a Wavelet sum is one of the best approaches, what would be a good > way of implementing such curve fitting (including calculated coefficients) > in R? > 3. Is there anything else or another way that I should rather be thinking > about this instead? > > Best regards > Phillip-Jan van Zyl > MSc Mathematics, Stellenbosch > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
