[Olympus] Report to PRC
Norair Akopov
akopov at mail.desy.de
Fri Feb 7 04:02:19 EST 2014
Dear Colleagues,
I still have a doubts concerning inclusion of Fig. 17 in present report.
I suppose the Data points for both e^- and e^+ were taken from old
spectrum presented by Jan on previous PRC meeting? If not, and this is a
new analysis, then I need the details on applied cuts etc. to produce these
data points (Stan?). Another point is that we are going to sell Elke this
"logarithmic mirage", which will immediately create from Elke
quite motivated requirement (as to my long collaborative work experience
with her :) to show the ratio plot. Of course on such ratio plot we will see
essential MC-Data disagreement (in scale , also in shape) even with applied
<arbitary> normalization for MC. Here the most dangerous point is that we can not
state that the reconstruction procedure applied to Data and MC is the
same, then no sense to make any comparison. At least we will need for
ratio plot detailed explanations for possible reasons of disagreement to
be also included in present report. I'm not sure at the moment we are
able to give reasonable explanations for present shape of MC-Data comparison
on the level of MC/Data ratio.
This subject was already intensively discussed via email exchange, and I
think the most wise decision was already expressed: just exclude Fig. 17 from
present report.
Best regards,
Norik
On Thu, 6 Feb 2014, Douglas
Kenneth Hasell wrote:
> Dear Colleagues,
>
> Attached is the proposed final version of the report to the PRC. Please read this and send me any comments before Friday, tomorrow, at 16:00 EST. If there are no major changes I will send the report to Andy White.
>
> This is also on the Wiki:
>
> https://olympus-docu.hiskp.uni-bonn.de/dokuwiki/doku.php?id=reports
>
> Cheers,
> Douglas
>
> 26-415 M.I.T. Tel: +1 (617) 258-7199
> 77 Massachusetts Avenue Fax: +1 (617) 258-5440
> Cambridge, MA 02139, USA E-mail: hasell at mit.edu
>
>
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