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Early Measurement Charm production XSec update line cuts

Andre Gunther requested to merge gunther_tuneCharmXSecMesons into master

This merge request is a major update on the charm production cross section early measurement trigger lines. After studying distributions some cuts are changed or removed and opportunities for further cuts are documented in the function's docstring. In general the documentation of this module is improved.

Rates are high because these decays are very abundant and we were advised to apply loose cuts for the beginning of data taking. We are prepared to tighten the cuts.

HLT rates w.r.t. passing Hlt1TwoTrackMVACharmXSecDecision: 
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Line:	 Hlt2Charm_D0ToKmPimPipPip_XSec_LineDecision              	 Incl:   25.5 +/-  2.764 kHz,	Excl:   14.4 +/-  2.077 kHz
Line:	 Hlt2Charm_D0ToKmPip_XSec_LineDecision                    	 Incl:   30.90 +/-  3.043 kHz,	Excl:   23.7 +/-  2.665 kHz
Line:	 Hlt2Charm_D0ToKsKmKp_DD_XSec_LineDecision                	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_D0ToKsKmKp_LL_XSec_LineDecision                	 Incl:    0.30 +/-  0.299 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_D0ToKsPimPip_DD_XSec_LineDecision              	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_D0ToKsPimPip_LL_XSec_LineDecision              	 Incl:    2.40 +/-  0.848 kHz,	Excl:    1.20 +/-  0.599 kHz
Line:	 Hlt2Charm_DoubleOpenCharmOS_PR_XSec_LineDecision         	 Incl:    3.0 +/-  0.948 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DoubleOpenCharmSS_PR_XSec_LineDecision         	 Incl:    0.9 +/-  0.519 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DpToKmKpPip_XSec_LineDecision                  	 Incl:   32.7 +/-  3.130 kHz,	Excl:   13.8 +/-  2.034 kHz
Line:	 Hlt2Charm_DpToKmPipPip_XSec_LineDecision                 	 Incl:   57.3 +/-  4.142 kHz,	Excl:   46.19 +/-  3.720 kHz
Line:	 Hlt2Charm_DspToKmKpPip_XSec_LineDecision                 	 Incl:   33.9 +/-  3.187 kHz,	Excl:   11.1 +/-  1.824 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKmPimPipPip_XSec_LineDecision  	 Incl:    6.9 +/-  1.438 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKmPip_XSec_LineDecision        	 Incl:    4.80 +/-  1.199 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKsKmKp_DD_XSec_LineDecision    	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKsKmKp_LL_XSec_LineDecision    	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKsPimPip_DD_XSec_LineDecision  	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_DstpToD0Pip_D0ToKsPimPip_LL_XSec_LineDecision  	 Incl:    0.0 +/-  0.0 kHz,	Excl:    0.0 +/-  0.0 kHz
Line:	 Hlt2Charm_LcpToPpKmPip_XSec_LineDecision                 	 Incl:    8.1 +/-  1.558 kHz,	Excl:    3.0 +/-  0.948 kHz
Line:	 Hlt2Charm_Xic0ToPpKmKmPip_XSec_LineDecision              	 Incl:    1.5 +/-  0.670 kHz,	Excl:    0.9 +/-  0.519 kHz
Line:	 Hlt2Charm_XicpToPpKmPip_XSec_LineDecision                	 Incl:   12.6 +/-  1.943 kHz,	Excl:    5.4 +/-  1.272 kHz

Related to

Closes https://gitlab.cern.ch/lhcb-charm/charm-production-run-3/-/issues/10, https://gitlab.cern.ch/lhcb-charm/charm-production-run-3/-/issues/11, https://gitlab.cern.ch/lhcb-charm/charm-production-run-3/-/issues/12

/cc @peilian @feoliva @aburke @roneil @eejopu @reamalri @ntheisen

Edited by Andre Gunther

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