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HPS-SOFTWARE  December 2016

HPS-SOFTWARE December 2016

Subject:

Re: tpass7

From:

Sho Uemura <[log in to unmask]>

Reply-To:

Software for the Heavy Photon Search Experiment <[log in to unmask]>

Date:

Tue, 6 Dec 2016 16:21:20 -0800

Content-Type:

TEXT/PLAIN

Parts/Attachments:

Parts/Attachments

TEXT/PLAIN (122 lines)

To answer your question - the pass6 V0 skim cuts were too tight. I had set
those thinking I was being generous, but I was wrong.

On Tue, 6 Dec 2016, Rafayel Paremuzyan wrote:

> Hi all,
>
> yesterday I submitted a new testpass7 for 5772,
> outputs are going in the following directory.
> /mss/hallb/hps/engrun2015/tpass7
>
> Note: this is a Full reconstruction pass, where tweaks are applied in the
> compact.xml,
> and it uses a new v5 detector.
> This uses a new steering file for ntuplemake, which Holly has created that
> doesn't do tweaks.
> The reason for this was as Stepan suggested, to check whether pre-recon
> tweaks are consistent with a post-recon tweaks.
>
> Now about the other pass tweakpass that we have discussed in the software
> meeting, which shouldn't
> do recon, but rather use pass6 recon, and create another recon from with
> tweaked parameters.
> Thinking more about it, this is supposed to read the pass6 recon slcio, do
> tweaks on all track collections e.g.
> "GBLTracks" then do run trackDataDriver and ReconParticleDriver.
> To do this probably new driver and steering file is needed to be created (I
> think by experts).
> Maybe this is easy, but I don't know details.
> Please let me know how easy can that be.
>
> I know that Holly is close implementing the RF time correction to the highest
> energy crystal,
> and if we decide instead of tweakpass use a full recon pass, then this will
> be an important addition
> to the data.
>
> I guess the decision whether to go with a tweakpass or do a new full recon
> mostly depends
> on how close is Omar finalizing bump hunt analysis and being ready to unblind
> the data.
> If this is something that will be not sooner than a month from now, then I
> would think it is better to
> go with a full recon pass, especially farms probably will be more quite
> during the Christmas and New Year.
>
> Another question to those who do/did their analysis on 2015 data, as I know
> no one did not use
> v0 skim. Is there any particular reason for that, Are cuts too tight?
> If cuts are really too tight, then I would think we don't need to do v0 skim.
> Sebouh did a quick test, by requiring only a presence of a non empty
> unconstrainedv0candidate collection,
> but it yields about 13% of the original file, which is not too small.
>
> Similar question for the Moller skim, is anyone using a Moller skim?
> If they really are not needed, then dropping them can increase a little bit
> the chance of the job not being a timed out.
>
> I also have another question, probably to Jeremy or tracking experts, a lot
> of recon jobs are
> finished without reaching the end of evio file, look bottom of the e-mail,
> for the thrown exception.
> I have used source codes of release 3.9, and only modified the compact.xml
> accordingly to take
> into account tweaks, and a new steering file is added by Holly, which do
> ntuplemaker without tweaking
> parameters (last one should not be related, since is called after recon).
>
> Sorry, it turned out to be a big e-mail
> Rafo
>
> Exception in thread "main" java.lang.RuntimeException: Matrix is singular.
> at
> org.hps.recon.tracking.gbl.matrix.LUDecomposition.solve(LUDecomposition.java:281)
> at org.hps.recon.tracking.gbl.matrix.Matrix.solve(Matrix.java:1078)
> at org.hps.recon.tracking.gbl.matrix.Matrix.inverse(Matrix.java:1100)
> at
> org.hps.recon.tracking.gbl.GblPoint.getDerivatives(GblPoint.java:533)
> at
> org.hps.recon.tracking.gbl.GblTrajectory.getFitToKinkJacobian(GblTrajectory.java:519)
> at
> org.hps.recon.tracking.gbl.GblTrajectory.prepare(GblTrajectory.java:679)
> at
> org.hps.recon.tracking.gbl.GblTrajectory.construct(GblTrajectory.java:250)
> at
> org.hps.recon.tracking.gbl.GblTrajectory.<init>(GblTrajectory.java:180)
> at
> org.hps.recon.tracking.gbl.GblTrajectory.<init>(GblTrajectory.java:29)
> at
> org.hps.recon.tracking.gbl.HpsGblRefitter.fit(HpsGblRefitter.java:486)
> at
> org.hps.recon.tracking.gbl.MakeGblTracks.doGBLFit(MakeGblTracks.java:157)
> at
> org.hps.recon.tracking.gbl.MakeGblTracks.refitTrack(MakeGblTracks.java:138)
> at
> org.hps.recon.tracking.gbl.GBLRefitterDriver.process(GBLRefitterDriver.java:79)
> at org.lcsim.util.Driver.doProcess(Driver.java:261)
> at org.lcsim.util.Driver.processChildren(Driver.java:271)
> at org.lcsim.util.Driver.process(Driver.java:187)
> at org.lcsim.util.DriverAdapter.recordSupplied(DriverAdapter.java:74)
> at
> org.lcsim.job.JobControlManager.processEvent(JobControlManager.java:827)
> at org.hps.evio.EvioToLcio.run(EvioToLcio.java:628)
> at org.hps.evio.EvioToLcio.main(EvioToLcio.java:98)
> 2016-12-06 14:27:07 [CONFIG] org.lcsim.job.JobControlManager parse :: parsing
> command line arguments
> 2016-12-06 14:27:07 [CONFIG] org.lcsim.job.JobControlManager parse ::
> steering resource enabled
>
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