[BioC] function approximation

Naomi Altman naomi at stat.psu.edu
Mon Apr 6 22:55:15 CEST 2009

It depends on the number of x-values you have and the approximate 
shape of the trend.  Polynomials are popular.  Sines and cosines are 
popular for periodic functions.

If you have lots of x-values, you could use nonparametric estimators 
such as smoothing splines or loess.

--Naomi Altman

At 03:50 PM 4/6/2009, carol white wrote:
>Having a set of values (non-time series), what are the approximation 
>functions that could determine the trend of the values?
>         [[alternative HTML version deleted]]
>Bioconductor mailing list
>Bioconductor at stat.math.ethz.ch
>Search the archives: 

Naomi S. Altman                                814-865-3791 (voice)
Associate Professor
Dept. of Statistics                              814-863-7114 (fax)
Penn State University                         814-865-1348 (Statistics)
University Park, PA 16802-2111

More information about the Bioconductor mailing list