[R] nonlinear regression with M estimation
rkoenker at uiuc.edu
Mon Jul 5 18:30:12 CEST 2004
the package nlrq does median nonlinear regression... among other
url: www.econ.uiuc.edu/~roger Roger Koenker
email rkoenker at uiuc.edu Department of Economics
vox: 217-333-4558 University of Illinois
fax: 217-244-6678 Champaign, IL 61820
On Jul 5, 2004, at 11:08 AM, Ruei-Che Liu wrote:
> Hi All,
> Could any one tells me if R or S has the capacity to fit nonlinear
> regression with Huber's M estimation? Any suggestion is appreciated. I
> aware of 'rlm' in MASS library for robust linear regression and 'nls'
> for nonlinear least squares regression, but did not seem to be able to
> find robust non-linear regression function.
> Thanks and regards,
> Ray Liu
> R-help at stat.math.ethz.ch mailing list
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