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Re: Chi2 of kinematic and vertex fitters [message #15760 is a reply to message #15753]

Tue, 10 December 2013 18:16

StefanoSpataro
Messages: 2736
Registered: June 2005
Location: Torino

first-grade participant

From: 140.181.10*

I tried to do the following to avoid fit errors:

                        PndKinVtxFitter vtxfitter(jpsi[j]);     // instantiate a vertex fitter
                        if (!vtxfitter.Fit()) continue;

But I have still negative chi2. Maybe I missed something?

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[Message index]

		Chi2 of kinematic and vertex fitters By: StefanoSpataro on Thu, 28 November 2013 17:07
		Re: Chi2 of kinematic and vertex fitters By: Elisabetta Prencipe (2) on Tue, 03 December 2013 11:49
		Re: Chi2 of kinematic and vertex fitters By: Ralf Kliemt on Tue, 03 December 2013 14:23
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Fri, 06 December 2013 17:39
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Tue, 10 December 2013 18:16
		Re: Chi2 of kinematic and vertex fitters By: Jennifer Pütz on Mon, 06 July 2015 14:14
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Mon, 06 July 2015 14:18
		Re: Chi2 of kinematic and vertex fitters By: Jennifer Pütz on Mon, 06 July 2015 14:56
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Wed, 08 July 2015 10:49
		Re: Chi2 of kinematic and vertex fitters By: Jennifer Pütz on Wed, 08 July 2015 11:20
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Wed, 08 July 2015 11:26
		Re: Chi2 of kinematic and vertex fitters By: Jennifer Pütz on Wed, 08 July 2015 15:28
		Re: Chi2 of kinematic and vertex fitters By: StefanoSpataro on Thu, 09 July 2015 11:39

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