[G12] Check g12 pass1 data

[Valery Kubarovsky]

Dear Carlos,
The skims are exclusive. The event goes to one of the skims ONLY: 1,2,3,4 or 5.
Yes, there will be a problem with efficiency. However it is not very
essential from my point of view.
Regards
Valery

On Fri, Aug 28, 2009 at 1:58 PM, Carlos Salgado<salgado at jlab.org> wrote:
> Dear Valery
>
> I do not understand your statement 2.
> It seems to me that ALL events that have a least one kaon are in skim 1.
> Isn't this true? Some of those events could be in the other skims but if you
> study kaons you do not need to analyze all skims, as all your events are
> contained in 1!
>
> The other problem you mention is on how will we  study the efficiency of the
> skim cuts if we do not have processed files w/o those cuts? Can we do some
> ramdom smaple of full data or have we already study those skim efficiencies?
>
> See you Carlos
>
> --  --  --  --  --  --  --  --  --  --  --  --  --  --  --  --  --  --
> Carlos W. Salgado
> Professor of Physics and Astronomy
> Director, NSU Astronomical Observatory
> Norfolk State University, Norfolk, VA23504        tel: (757)823-9212/8909
> Jefferson Lab, Newport News, VA23606              tel: (757) 269-7859
> fax: (757) 823-8817, e-mail:salgado at jlab.org or carlos at nsu.edu
> http://www.jlab.org/~salgado
> ------------------------------------------------------------------------------
>
>