Algorithms.h File Reference

#include <cmath>
#include <vector>
#include "edm4hep/ReconstructedParticleData.h"
#include "FastJet/JetClustering.h"
#include "Math/Minimizer.h"
#include "ROOT/RVec.hxx"

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Classes
struct	FCCAnalyses::Algorithms::sphericityFit
	Function that runs the fit for the sphericity axis determination. More...
struct	FCCAnalyses::Algorithms::minimize_sphericity
	Calculates the sphericity axis based on a list of px, py, pz. More...
struct	FCCAnalyses::Algorithms::thrustFit
	Function that runs the fit for the thrust axis determination. More...
struct	FCCAnalyses::Algorithms::minimize_thrust
	Finds the thrust axis based on a list of px, py, pz. More...
struct	FCCAnalyses::Algorithms::calculate_thrust
	Calculates the thrust axis by looping over all possible combinations. More...
struct	FCCAnalyses::Algorithms::getAxisCharge
	Get the weighted charge in a given hemisphere (defined by it's angle wrt to axis). For definition see eq1 https://arxiv.org/pdf/1209.2421.pdf. More...
struct	FCCAnalyses::Algorithms::getAxisMass
	Get the invariant mass in a given hemisphere (defined by it's angle wrt to axis). More...
struct	FCCAnalyses::Algorithms::getAxisEnergy
	Get the energy in a given hemisphere (defined by it's angle wrt to axis). Returns 3 values: total, charged, neutral energies. More...
struct	FCCAnalyses::Algorithms::getAxisN
	Get the number of particles in a given hemisphere (defined by it's angle wrt to axis). Returns 3 values: total, charged, neutral multiplicity. More...
struct	FCCAnalyses::Algorithms::getThrustPointing
	Make the thrust axis points to hemisphere with maximum or minimum energy. More...
struct	FCCAnalyses::Algorithms::jets_TwoHemispheres
	make "jets" by splitting the events into two hemisphere transverse to the thrust axis. More...

Namespaces
namespace	FCCAnalyses
	FCC analyzers collection.
namespace	FCCAnalyses::Algorithms
	Various algorithms.

Functions
ROOT::VecOps::RVec< float >	FCCAnalyses::Algorithms::getAxisCosTheta (const ROOT::VecOps::RVec< float > &axis, const ROOT::VecOps::RVec< float > &px, const ROOT::VecOps::RVec< float > &py, const ROOT::VecOps::RVec< float > &pz)
	Get the angle cosTheta between particles and an axis.
float	FCCAnalyses::Algorithms::getAxisCosTheta (const ROOT::VecOps::RVec< float > &axis, float px, float py, float pz)
	Get the angle cosTheta between one particle and an axis.
float	FCCAnalyses::Algorithms::getMass (const ROOT::VecOps::RVec< edm4hep::ReconstructedParticleData > &in)
	Get the invariant mass from a list of reconstructed particles.