From: Ian Bearden (bearden@nbi.dk)
Date: Fri Jun 13 2003 - 19:05:20 EDT
Hi Kris, Thanks for this initiative! I am a bit embarrassed that you did it so quickly, though...maybe if I'd used some hours working on it instead of bitching...Anyway, I think it is fantastic to that you started this discussion so concretely. cheers, Ian On lørdag, jun 14, 2003, at 00:59 Europe/Copenhagen, Kris Hagel wrote: > Hello, > This is to announce that I have made a first attempt at fitting global > tracks in the forward spectrometer. The module is > BrFsGlobalTrackFitModule and it is located in > brat/modules/track/combine. I will try to make a writeup next week of > what I did, but if I accomplished nothing else, I find in each event a > single momentum which minimizes the differences of the "global" track > projected into the different detectors from the origins of the local > tracks in the respective detector. This has the advantage of making > it so that if you have a track which is "treated" by this module, you > will be able to fire it from the vertex using projections and magnet > swim methods and have it go through the entire spectrometer. > > The module is simple and small minded. I can imagine, and also in a > short conversation with Flemming, that this can be made as complicated > as desired. I do not have anything quantative on performance and how > things improve with its usage, but I put it into the repository so > that interested parties can look at it and comment and have it serve > as a starting point for discussion. > > Enjoy > > Kris > >
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