cc: eduardo.zorita@gkss.de, gerd.buerger@met.fu-berlin.de, wahle@alfred.edu, Francis.Zwiers@ec.gc.ca, "Ammann; Caspar" <ammann@ucar.edu>, ycen@bgc-jena.mpg.de, geqs@igsnrr.ac.cn, "Guiot; Joel" <guiot@cerege.fr>, boli@ucar.edu, mschofield@maths.otago.ac.nz, "Smerdon; Jason" <jsmerdon@ldeo.columbia.edu>, zhengjy@igsnrr.ac.cn, "Briffa; Keith" <k.briffa@uea.ac.uk>, Scott Rutherford <srutherford@rwu.edu>, p.jones@uea.ac.uk, "Moberg; Anders" <anders.moberg@natgeo.su.se>
date: Wed, 21 Nov 2007 17:54:51 -0500
from: "Michael E. Mann" <mann@meteo.psu.edu>
subject: Re: Preprint on statistical climate reconstruction methods
to: Bo Christiansen <boc@dmi.dk>

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similarly--please see attached paper, where the problematic ridge 
regression step is remediated using TTLS for regularization; there is no 
underestimation bias irrespective of standardization with both models 
tested in this case,

mike mann

eduardo.zorita@gkss.de wrote:
> Dear Bo and colleagues,
>
> just for your information I attach a recent GRL paper by 
> Kuettel et al on European pseudoreconstructions, testing the Luteracher et 
> al method. My apologies if you were already aware of this paper.
>
> eduardo
>
>
>
>
> ####In case of problems, you can use the alternative address eduardo.zorita@gmx.de #########


-- 
Michael E. Mann
Associate Professor
Director, Earth System Science Center (ESSC)

Department of Meteorology              Phone: (814) 863-4075
503 Walker Building                    FAX:   (814) 865-3663
The Pennsylvania State University      email:  mann@psu.edu
University Park, PA 16802-5013

http://www.met.psu.edu/dept/faculty/mann.htm



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Attachment Converted: "c:\eudora\attach\MRWA-JGR071.pdf"
