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- Run 8 BPRS Calibration
- 01 DB peds R9069005, 9067013
- 02 pedestal(capID)
- 03 tagging desynchronized capID
- 04 BPRS sees beam background?
- 05 ---- peds(softID,capID) & status table, ver=2.2, R9067013
- 06 MIP algo ver 1.1
- 07 BPRS peds vs. time
- 08 BPRS ped calculation using average
- 09 BPRS swaps, IGNORING Rory's finding from 2007, take 1
- 10 -------- BPRS swaps take2, _AFTER_ applying Rory's swaps
- 11 BPRS absolute gains from MIP, ver1.0 ( example of towers)
- 12 MIP gains ver1.0 (all tiles, also BTOW)
- 13 MIP algo, ver=1.1 (example of towers)
- 14 ---- MIP gains ver=1.6 , 90% of 4800 tiles ----
- 15 Broken BPRS channels ver=1.6, based on data from March of 2008
- 16 correlation of MIP ADC vs. raw slopes
- Run 9 BPRS Calibration
- Run 8 BPRS Calibration
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- BTOW - Calibration Procedure
- Run 12 BTOW Calibration
- Run 3 BTOW Calibration
- Run 4 BTOW Calibration
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- Run 8 BTOW Calibration (2008)
- Run 9 BTOW Calibration
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13 MIP algo, ver=1.1 (example of towers)
Updated on Tue, 2009-03-10 14:45. Originally created by mattheww on 2008-11-20 15:55.
Under:
This is an illustration of improvement of MIP finding efficiency if ADC gates are set on BPRS & BTOW at the places matched to actual gains instead of fixed 'ideal' location.
Fig 1 is from previous iteration (item 11) with fixed location MIP gates. Note low MIP yield in BPRS (red histo) due to mismatched BTOW ADC gate (blue bar below green histo).
Fig 2 New iteration with adjusted MIP gates. (marked by blue dashed lines).
MIP ADC gate is defined (based on iteration 1) by mean value of the gauss fit +/- 1 sigma of the gauss width, but not lower than ADC=3.5 and not higher than 2* mean ADC
Note similar MIP yield in BPRS & BTOW. Also new MIP peak position from Gauss fit did not changed, meaning algo is robust. The 'ideal' MIP ADC range for BTOW is marked by magenta bar (bottom right) - is visibly too low.
Attached PDF shows similar plots for 16 towers. Have a look at page 7 & 14
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