Mcsmear updates
From GlueXWiki
Current Settings
General Comments
Smearing is performed by adding a Gaussian function, unless otherwise described.
TRIGGER_LOOKBACK_TIME = -100 ns
CDC
| name | value | comment |
|---|---|---|
| CDC_TIME_WINDOW | 1000. | readout window (ns) |
| CDC_PEDESTAL_SIGMA | 50.0 | charge smearing factor |
| CDC_THRESHOLD_FACTOR | 4.0 | sparsification threshold = CDC_THRESHOLD_FACTOR* CDC_PEDESTAL_SIGMA |
| CDC_TDRIFT_SIGMA | 2.8181818181818e-9 | drift time smearing width*1.0e-9 (ns) |
[more in hdgeant]
Noise parameterization from 2007.
FDC
| name | value | comment |
|---|---|---|
| FDC_TIME_WINDOW | 1000. | readout window (ns) |
| FDC_CATHODE_SIGMA | 150.0 | cathode charge smearing factor |
| FDC_PED_NOISE | -> | charge smearing factor = -0.0938 + 0.0485*FDC_CATHODE_SIGMA |
| FDC_THRESHOLD_FACTOR | 4.0 | sparsification threshold = FDC_THRESHOLD_FACTOR * FDC_PED_NOISE |
| FDC_TDRIFT_SIGMA | 1.0-9 | drift time smearing width*1.0e-9 (ns) [both wire and cathode] |
[more in hdgeant]
Noise parameterization from 2007 [only wires].
