On Wednesday 17 December 2008 09:55:24 pm Hiroshi Oji wrote:
Dear all,
Could someone tell me how the uncertainities in the fitted variables are estimated in the curve-fitting analysis in Artemis?
Thank you very much in advance for your help.
Hiroshi, Here is one explanation from the mailing list: http://millenia.cars.aps.anl.gov/pipermail/ifeffit/2002-October/000141.htm Matt's followup is also very helpful: http://millenia.cars.aps.anl.gov/pipermail/ifeffit/2002-October/000142.html Pages 6 through 15 of the talk that I gave at the APS XAFS summer school last August are relevant to the last paragraph from the first link: http://xafs.org/Workshops/APS2008?action=AttachFile&do=get&target=Ravel_Advanced.pdf Hope that helps, B -- Bruce Ravel ------------------------------------ bravel@bnl.gov National Institute of Standards and Technology Synchrotron Methods Group at NSLS --- Beamlines U7A, X24A, X23A2 Building 535A Upton NY, 11973 My homepage: http://xafs.org/BruceRavel EXAFS software: http://cars9.uchicago.edu/~ravel/software/exafs/