cc: eduardo.zorita@gkss.de, gerd.buerger@met.fu-berlin.de, wahle@alfred.edu, Francis.Zwiers@ec.gc.ca, "Ammann; Caspar" , ycen@bgc-jena.mpg.de, geqs@igsnrr.ac.cn, "Guiot; Joel" , boli@ucar.edu, mschofield@maths.otago.ac.nz, "Smerdon; Jason" , zhengjy@igsnrr.ac.cn, "Briffa; Keith" , Scott Rutherford , p.jones@uea.ac.uk, "Moberg; Anders" date: Wed, 21 Nov 2007 17:54:51 -0500 from: "Michael E. Mann" subject: Re: Preprint on statistical climate reconstruction methods to: Bo Christiansen 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 Attachment Converted: "c:\eudora\attach\MRWA-JGR071.pdf"