sti stv evaluation 2013
DESCRIPTION
Sti Stv evaluation 2013. V. Perevoztchikov Brookhaven National Laboratory,USA. Accuracy vertex. Comparable but Sti 6% better. Accuracy DCA. Comparable -4%. Accuracy Pt, tanL, Psi. dPt +3%, dTan -2% dPsi -1.5%. dPt, dTanL, dPsi versus P. :. Comparable. Hits per track. :. - PowerPoint PPT PresentationTRANSCRIPT
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STAR
Sti Stv evaluation 2013
V. PerevoztchikovBrookhaven National Laboratory,USA
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STAR Victor Perevoztchikov, BNL StarSoft local
Accuracy vertex
Comparable but Sti 6% better
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STAR Victor Perevoztchikov, BNL StarSoft local
Accuracy DCA
Comparable -4%
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STAR Victor Perevoztchikov, BNL StarSoft local
Accuracy Pt, tanL, Psi
dPt +3%, dTan -2% dPsi -1.5%
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STAR Victor Perevoztchikov, BNL StarSoft local
:
dPt, dTanL, dPsi versus P
Comparable
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STAR Victor Perevoztchikov, BNL StarSoft local
:
Hits per track
Not clear
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STAR Victor Perevoztchikov, BNL StarSoft local
:
Hits/track, Eta,Psi,Pt dependency
Stv +3hits
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STAR Victor Perevoztchikov, BNL StarSoft local
Nhits in Stv +3 moreEta dependency is weird for bothEta is wider for StiIn Psi weird structure with 12 peaksStrange minimum, in Sti=0, in Stv=50 degreePt dependency more flat for Stv. For both Nhits decreased wirth Pt
:
Hits/track, Eta,Psi,Pt dependency results
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STAR Victor Perevoztchikov, BNL StarSoft local
.
:
Hits Quality
Average quality is same
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STAR Victor Perevoztchikov, BNL StarSoft local
:
Hits Quality dependency
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STAR Victor Perevoztchikov, BNL StarSoft local
• Eta: Stv more flat, but Eta is more wide for Sti
• Psi, wide peaks for Stv(?) Only 3 peaks instead of 12(?)
• Pt is better for Stv
:
Hits Quality dependency results
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STAR
Victor Perevoztchikov, BNL StarSoft local
Efficiency, globals & primaries
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STAR Victor Perevoztchikov, BNL StarSoft local
Efficiency, globals & primaries. Results.
• Simulated tracks are slightly different (statistic?)
• Number of globals/event even is bigger in Sti than simulated(????)
• Efficiency for globals is much better in Sti
• Efficiency for primaries is for 11% better in Sti.
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STAR Victor Perevoztchikov, BNL StarSoft local
Good track efficiency
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STAR Victor Perevoztchikov, BNL StarSoft local
Good track efficiency. Results
• Good globals in Stv 1.5% less than in Sti;
• Good primaries in Stv 2.5% less;
• Split tracks in Stv 20% less
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STAR Victor Perevoztchikov, BNL StarSoft local
Simu tracks. Eta,Psi,Pt dependency
Psi dependency is DIFFERENT???!!!!
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STAR Victor Perevoztchikov, BNL StarSoft local
Global tracks. Eta,Psi,Pt dependency
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STAR Victor Perevoztchikov, BNL StarSoft local
Global tracks efficiency. Eta,Psi,Pt dependency