Displaying 4 results from an estimated 4 matches for "andrology".
2009 Jul 23
1
Network from package functions
...nlsModel', 'nls_port_fit' etc. Important maybe also some
way to tweak such as not to include < trivial > functions such as
'as.formula'.
Many thanks in advance,
Andrej
_____________________________________
Dr. rer. nat. Andrej-Nikolai Spiess (Dipl. Biol.)
Department of Andrology
University Hospital Hamburg-Eppendorf
Martinistr. 52
20246 Hamburg
phone: +49-40-7410-51585
fax: +49-40-7410-51554
email: a.spiess@uke.de
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2012 Sep 19
0
Discrepancies in weighted nonlinear least squares
...y to the also higher deviance of the second
model.
Could anyone enlighten me? Is the standard AIC implementation for 'nls'
models not appliccable in case of weighted fitting?
Cheers,
Andrej
___________________________
Dr. rer. nat. Andrej-Nikolai Spiess
Department of Andrology
University Hospital Hamburg-Eppendorf
Martinistr. 52
20246 Hamburg
phone: +49-40-7410-51585
fax: +49-40-7410-51554
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2013 Feb 12
0
Deviance and AIC in weighted NLS
...AIC implementation for 'nls'
models not applicable in case of weighted fitting?
Do the weights have to be normalized somehow? I tried different stuff, but
to no avail.
Thanks in advance,
-ans
___________________________
Dr. rer. nat. Andrej-Nikolai Spiess
Department of Andrology
University Hospital Hamburg-Eppendorf
Martinistr. 52
20246 Hamburg
phone: +49-40-7410-51585
fax: +49-40-7410-51554
-------------- next part --------------
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2008 Mar 25
1
Error propagation
...7, 1.8), E2 = c(1.65, 1.72, 1.71), cp1 =
c(17.6, 17.8, 17.7), cp2 = c(22.12, 21.5, 22.1))
temp <- propagate(e, data, type = "raw", cov = T)
print(temp)
Many thanks in advance!!
_____________________________________
Dr. rer. nat. Andrej-Nikolai Spiess (Dipl. Biol.)
Department of Andrology
University Hospital Hamburg-Eppendorf
Martinistr. 52
20246 Hamburg
phone: +49-40-428031585
email: a.spiess@uke.uni-hamburg.de
--
Pflichtangaben gemäß Gesetz über elektronische Handelsregister und Genossenschaftsregister sowie das Unternehmensregister (EHUG):
Universitätsklinikum Hamburg-Epp...