Re: dataObject and counting

From: Flemming Videbaek (videbaek@rcf.rhic.bnl.gov)
Date: Wed Sep 03 2003 - 10:28:59 EDT

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    Hi Jens Ivar
    
    >
    > This has an easy explanation. I was just testing calibration on
    > simulated data to see what came out and if I can use this as calibration
    >  numbers when pumping simulated data through the analysis chain. (In the
    >  same process I found of course out that TDC gain can not be
    > "calibrated"  from simulated data, but that's a different story.) I need
    > some numbers  where calibration is used when analyzing real data.
    >
    I know Eun-Joo has run full digitization and has pseudo calibrations stored
    in B for low run numbers (run 10 I think for detector cal) and misc numbers
    for different angle settings in geometry as I recall. Eun-Joo is en route
    to Kansas so it will be some days before she can comment and/or help out.
    Possible Peter/Djamel knows her scripts too.
    
    > I wasn't aware of what you mention above regarding "number of hits" ==
    > "number of slats", so I guess one could return to the version of
    > BrTdcGainCalibModule I deemed buggy. However, the way its Event function
    >  is now I guess is better conseptually, so I'll let it be unless you
    > tell  me otherwise.
    
    It should certainly stay, and in fact other code should be fixed!!
    It will make lots of sense to have the BrRawDataInput drop dataobjects
    that are not usefull either dummy or patial filled as per option;
    This would reduce object construction/desctruction a lot.
    
    >  fixed.
    > Best wishes from
    > Jens Ivar
    >
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    -- 
    Flemming Videbaek
    Brookhaven National Laboratory
    Physics Department
    tlf 631-344-4106
    fax 631-344-1334
    e-mail: videbaek@bnl.gov
    


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