xAOD::EgammaParameters Namespace Reference

Enumerations
enum	BitDefOQ {   DeadHVPS = 0, DeadHVS1S2S3Core = 1, DeadHVS1S2S3Edge = 2, NonNominalHVPS = 3,   NonNominalHVS1S2S3 = 4, MissingFEBCellCore = 5, MissingFEBCellEdgePS = 6, MissingFEBCellEdgeS1 = 7,   MissingFEBCellEdgeS2 = 8, MissingFEBCellEdgeS3 = 9, MaskedCellCore = 10, MaskedCellEdgePS = 11,   MaskedCellEdgeS1 = 12, MaskedCellEdgeS2 = 13, MaskedCellEdgeS3 = 14, BadS1Core = 15,   SporadicNoiseLowQCore = 16, SporadicNoiseLowQEdge = 17, HighQCore = 18, HighQEdge = 19,   AffectedCellCore = 20, AffectedCellEdgePS = 21, AffectedCellEdgeS1 = 22, AffectedCellEdgeS2 = 23,   AffectedCellEdgeS3 = 24, HECHighQ = 25, OutTime =26, LArQCleaning =27,   DeadCellTileS0 =28, DeadCellTileS1S2 =29, HighRcell =30 }

Variables
const uint16_t	AuthorUnknown =0x0
	for the Authors of the egamma objects More...
const uint16_t	AuthorElectron =0x1
	Object Reconstructed by standard cluster-based algorithm. More...
const uint16_t	AuthorSofte =0x2
	Electron reconstructed by the track-based algorithm, here for compatibility with old AOD format. More...
const uint16_t	AuthorPhoton =0x4
	Object Reconstructed by standard cluster-based algorithm. More...
const uint16_t	AuthorFwdElectron =0x8
	Electron reconstructed by the Forward cluster-based algorithm. More...
const uint16_t	AuthorAmbiguous =0x10
	Object Reconstructed by standard cluster-based algorithm. More...
const uint16_t	AuthorTrigElectron =0x20
	trigger Electrons More...
const uint16_t	AuthorTrigPhoton =0x40
	trigger Photons More...
const uint16_t	AuthorCaloTopo35 =0x80
	Photon reconstructed by SW CaloTopo35 seeded clusters. More...
const uint16_t	AuthorALL = 0xFFFF
	not an actual author, but used as default in some functions More...
const uint32_t	BADCLUSELECTRON
const uint32_t	BADCLUSPHOTON
const uint32_t	ALLOQ = 0xFFFFFFFF

Enumeration Type Documentation

BitDefOQ

enum xAOD::EgammaParameters::BitDefOQ

Enumerator
DeadHVPS	Dead High Voltage in the EM Presampler.
DeadHVS1S2S3Core	Dead High Voltage in the EM strips, middle and back affecting the core of the cluster.
DeadHVS1S2S3Edge	Dead High Voltage in the EM strips, middle and back affecting the edge of the cluster.
NonNominalHVPS	Non Nominal High Voltage in the EM Presampler.
NonNominalHVS1S2S3	Non Nominal High Voltage in the EM strips, middle and back.
MissingFEBCellCore	Missing FEB in the core of the cluster.
MissingFEBCellEdgePS	Missing FEB in the edge of the cluster.
MissingFEBCellEdgeS1	Missing FEB in the edge of the cluster.
MissingFEBCellEdgeS2	Missing FEB in the edge of the cluster.
MissingFEBCellEdgeS3	Missing FEB in the edge of the cluster.
MaskedCellCore	Masked cell in the core of the cluster.
MaskedCellEdgePS	Masked presampler cell in the edge of the cluster.
MaskedCellEdgeS1	Masked strip cell in the edge of the cluster.
MaskedCellEdgeS2	Masked middle cell in the edge of the cluster.
MaskedCellEdgeS3	Masked back cell in the edge of the cluster.
BadS1Core	Missing FEB or masked cell in S1 core (corresponding to the 8 strips in front of the core of the cluster)
SporadicNoiseLowQCore	Sporadic noisy cell in the core of the cluster.
SporadicNoiseLowQEdge	Sporadic noisy cell in the edge of the cluster.
HighQCore	High quality factor cell in the core of the cluster.
HighQEdge	High quality factor cell in the edge of the cluster.
AffectedCellCore	Affected cell in the core of the cluster.
AffectedCellEdgePS	Affected presampler cell in the edge of the cluster.
AffectedCellEdgeS1	Affected strip cell in the edge of the cluster.
AffectedCellEdgeS2	Affected middle cell in the edge of the cluster.
AffectedCellEdgeS3	Affected back cell in the edge of the cluster.
HECHighQ	High quality factor cell in the HEC.
OutTime	Out of time cell.
LArQCleaning	Cleaning based on LArQ factor--> sum[ E(Q>4000)/E].
DeadCellTileS0	Dead cell in the Tile Calorimeter S0 affecting the hadronic leakage calculation.
DeadCellTileS1S2	Dead cell in the Tile Calorimeter S1,2,3 affecting the hadronic leakage calculation.
HighRcell	High R_cell -—> Energy of the most energetic cell / total energy of the cluster.

Definition at line 46 of file EgammaDefs.h.

                {
    DeadHVPS = 0,
    DeadHVS1S2S3Core = 1,
    DeadHVS1S2S3Edge = 2,
 
    NonNominalHVPS = 3,
    NonNominalHVS1S2S3 = 4,
 
    MissingFEBCellCore = 5,
    MissingFEBCellEdgePS = 6,
    MissingFEBCellEdgeS1 = 7,
    MissingFEBCellEdgeS2 = 8,
    MissingFEBCellEdgeS3 = 9,
 
    MaskedCellCore = 10,
    MaskedCellEdgePS = 11,
    MaskedCellEdgeS1 = 12,
    MaskedCellEdgeS2 = 13,
    MaskedCellEdgeS3 = 14,
    BadS1Core = 15,
    SporadicNoiseLowQCore = 16,
    SporadicNoiseLowQEdge = 17,
    HighQCore = 18,
    HighQEdge = 19,
    AffectedCellCore = 20,
    AffectedCellEdgePS = 21,
    AffectedCellEdgeS1 = 22,
    AffectedCellEdgeS2 = 23,
    AffectedCellEdgeS3 = 24,
    HECHighQ = 25,
    OutTime =26,
    LArQCleaning=27,
    DeadCellTileS0=28,
    DeadCellTileS1S2=29,
    HighRcell =30
  };

ConversionType

enum xAOD::EgammaParameters::ConversionType

Enumerator
unconverted	unconverted photon
singleSi	one track only, with Si hits
singleTRT	one track only, no Si hits (TRT only)
doubleSi	two tracks, both with Si hits
doubleTRT	two tracks, none with Si hits (TRT only)
doubleSiTRT	two tracks, only one with Si hits
NumberOfVertexConversionTypes	maximum number of types

Definition at line 268 of file EgammaEnums.h.

{
  unconverted = 0,
 
  singleSi = 1,
 
  singleTRT = 2,
 
  doubleSi = 3,
 
  doubleTRT = 4,
 
  doubleSiTRT = 5,
 
  NumberOfVertexConversionTypes
};

EgammaType

enum xAOD::EgammaParameters::EgammaType

Enumerator
electron
unconvertedPhoton
convertedPhoton
forwardelectron
NumberOfEgammaTypes

Definition at line 16 of file EgammaEnums.h.

{
  electron = 0,
  unconvertedPhoton = 1,
  convertedPhoton = 2,
  forwardelectron = 3,
  NumberOfEgammaTypes = 4
};

ShowerShapeType

enum xAOD::EgammaParameters::ShowerShapeType

Enumerator
e011	uncalibrated energy (sum of cells) in presampler in a 1x1 window in cells in eta X phi
e033	uncalibrated energy (sum of cells) in presampler in a 3x3 window in cells in eta X phi
e132	uncalibrated energy (sum of cells) in strips in a 3x2 window in cells in eta X phi
e1152	uncalibrated energy (sum of cells) in strips in a 15x2 window in cells in eta X phi
ethad1	transverse energy in the first sampling of the hadronic calorimeters behind the cluster calculated from ehad1
ethad	ET leakage into hadronic calorimeter with exclusion of energy in CaloSampling::TileGap3.
ehad1	E leakage into 1st sampling of had calo (CaloSampling::HEC0 + CaloSampling::TileBar0 + CaloSampling::TileExt0)
f1	E1/E = fraction of energy reconstructed in the first sampling, where E1 is energy in all strips belonging to the cluster and E is the total energy reconstructed in the electromagnetic calorimeter cluster.
f3	fraction of energy reconstructed in 3rd sampling
f1core	E1(3x1)/E = fraction of the energy reconstructed in the first longitudinal compartment of the electromagnetic calorimeter, where E1(3x1) the energy reconstructed in +/-3 strips in eta, centered around the maximum energy strip and E is the energy reconstructed in the electromagnetic calorimeter.
f3core	E3(3x3)/E fraction of the energy reconstructed in the third compartment of the electromagnetic calorimeter, where E3(3x3), energy in the back sampling, is the sum of the energy contained in a 3x3 window around the maximum energy cell.
e233	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 3x3 (in cell units eta X phi)
e235	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 3x5
e255	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 5x5
e237	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 3x7
e277	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 7x7
e333	uncalibrated energy (sum of cells) of the third sampling in a rectangle of size 3x3
e335	uncalibrated energy (sum of cells) of the third sampling in a rectangle of size 3x5
e337	uncalibrated energy (sum of cells) of the third sampling in a rectangle of size 3x7
e377	uncalibrated energy (sum of cells) of the middle sampling in a rectangle of size 7x7
weta1	shower width using +/-3 strips around the one with the maximal energy deposit: w3 strips = sqrt{sum(Ei)x(i-imax)^2/sum(Ei)}, where i is the number of the strip and imax the strip number of the most energetic one
weta2	the lateral width is calculated with a window of 3x5 cells using the energy weighted sum over all cells, which depends on the particle impact point inside the cell: weta2 = sqrt(sum Ei x eta^2)/(sum Ei) -((sum Ei x eta)/(sum Ei))^2, where Ei is the energy of the i-th cell
e2ts1	2nd max in strips calc by summing 3 strips
e2tsts1	energy of the cell corresponding to second energy maximum in the first sampling
fracs1	shower shape in the shower core : [E(+/-3)-E(+/-1)]/E(+/-1), where E(+/-n) is the energy in ± n strips around the strip with highest energy
widths1	same as egammaParameters::weta1 but without corrections on particle impact point inside the cell
widths2	same as egammaParameters::weta2 but without corrections on particle impact point inside the cell
poscs1	relative position in eta within cell in 1st sampling
poscs2	relative position in eta within cell in 2nd sampling
asy1	uncorr asymmetry in 3 strips in the 1st sampling
pos	difference between shower cell and predicted track in +/- 1 cells
pos7	Difference between the track and the shower positions: sum_{i=i_m-7}^{i=i_m+7}E_i x (i-i_m) / sum_{i=i_m-7}^{i=i_m+7}E_i, The difference between the track and the shower positions measured in units of distance between the strips, where i_m is the impact cell for the track reconstructed in the inner detector and E_i is the energy reconstructed in the i-th cell in the eta direction for constant phi given by the track parameters.
barys1	barycentre in sampling 1 calculated in 3 strips
wtots1	shower width is determined in a window detaxdphi = 0,0625 ×~0,2, corresponding typically to 20 strips in eta : wtot1=sqrt{sum Ei x ( i-imax)^2 / sum Ei}, where i is the strip number and imax the strip number of the first local maximum
emins1	energy reconstructed in the strip with the minimal value between the first and second maximum
emaxs1	energy of strip with maximal energy deposit
r33over37allcalo	1-ratio of energy in 3x3 over 3x7 cells; E(3x3) = E0(1x1) + E1(3x1) + E2(3x3) + E3(3x3); E(3x7) = E0(3x3) + E1(15x3) + E2(3x7) + E3(3x7)
ecore	core energy in em calo E(core) = E0(3x3) + E1(15x2) + E2(5x5) + E3(3x5)
Reta	e237/e277
Rphi	e233/e237
Eratio	(emaxs1-e2tsts1)/(emaxs1+e2tsts1)
Rhad	ethad/et
Rhad1	ethad1/et
DeltaE	e2tsts1-emins1
NumberOfShowerShapes	maximum number of enums

Definition at line 27 of file EgammaEnums.h.

{
  e011 = 0,
  e033 = 1,
  e132 = 2,
  e1152 = 3,
  ethad1 = 4,
  ethad = 5,
  ehad1 = 6,
  f1 = 7,
  f3 = 8,
  f1core = 9,
  f3core = 10,
  e233 = 11,
  e235 = 12,
  e255 = 13,
  e237 = 14,
  e277 = 15,
  e333 = 16,
  e335 = 17,
  e337 = 18,
  e377 = 19,
  weta1 = 20,
  weta2 = 21,
  e2ts1 = 22,
  e2tsts1 = 23,
  fracs1 = 24,
  widths1 = 25,
  widths2 = 26,
  poscs1 = 27,
  poscs2 = 28,
  asy1 = 29,
  pos = 30,
  pos7 = 31,
  barys1 = 32,
  wtots1 = 33,
  emins1 = 34,
  emaxs1 = 35,
  r33over37allcalo = 36,
  ecore = 37,
  Reta = 38,
  Rphi = 39,
  Eratio = 40,
  Rhad = 41,
  Rhad1 = 42,
  DeltaE = 43,
  NumberOfShowerShapes = 44
};

TrackCaloMatchType

enum xAOD::EgammaParameters::TrackCaloMatchType

Enumerator
deltaEta0	difference between the cluster eta (presampler) and the eta of the track extrapolated to the presampler
deltaEta1	difference between the cluster eta (first sampling) and the eta of the track extrapolated to the first sampling: |eta_stripscluster -eta_ID|, where eta_stripscluster is computed in the first sampling of the electromagnetic calorimeter, where the granularity is very fine, and eta_ID is the pseudo-rapidity of the track extrapolated to the calorimeter
deltaEta2	difference between the cluster eta (second sampling) and the eta of the track extrapolated to the second sampling
deltaEta3	difference between the cluster eta (3rd sampling) and the eta of the track extrapolated to the 3rd sampling
deltaPhi0	difference between the cluster phi (presampler) and the eta of the track extrapolated to the presampler
deltaPhi1	difference between the cluster eta (1st sampling) and the eta of the track extrapolated to the 1st sampling (strips)
deltaPhi2	difference between the cluster phi (second sampling) and the phi of the track extrapolated to the second sampling : |phi_middlecluster -phi_ID|, where phi_middlecluster is computed in the second compartment of the electromagnetic calorimeter and phi_ID is the azimuth of the track extrapolated to the calorimeter
deltaPhi3	difference between the cluster eta (3rd sampling) and the eta of the track extrapolated to the 3rd sampling
deltaPhiFromLastMeasurement	difference between the cluster phi (sampling 2) and the eta of the track extrapolated from the last measurement point.
deltaPhiRescaled0	difference between the cluster phi (presampler) and the eta of the track extrapolated to the presampler from the perigee with a rescaled momentum.
deltaPhiRescaled1	difference between the cluster eta (1st sampling) and the eta of the track extrapolated to the 1st sampling (strips) from the perigee with a rescaled momentum.
deltaPhiRescaled2	difference between the cluster phi (second sampling) and the phi of the track extrapolated to the second sampling from the perigee with a rescaled momentum.
deltaPhiRescaled3	difference between the cluster eta (3rd sampling) and the eta of the track extrapolated to the 3rd sampling from the perigee with a rescaled momentum.
NumberOfTrackMatchProperties	maximum number of enums

Definition at line 173 of file EgammaEnums.h.

{
  deltaEta0 = 0,
  deltaEta1 = 1,
  deltaEta2 = 2,
  deltaEta3 = 3,
  deltaPhi0 = 4,
  deltaPhi1 = 5,
  deltaPhi2 = 6,
  deltaPhi3 = 7,
  deltaPhiFromLastMeasurement = 8,
  deltaPhiRescaled0 = 9,
  deltaPhiRescaled1 = 10,
  deltaPhiRescaled2 = 11,
  deltaPhiRescaled3 = 12,
  NumberOfTrackMatchProperties = 13
};

VertexCaloMatchType

enum xAOD::EgammaParameters::VertexCaloMatchType

Enumerator
convMatchDeltaEta1	difference between the cluster eta and the eta of the first track of the vertex extrapolated to the second sampling.
convMatchDeltaEta2	difference between the cluster eta and the eta of the second track of the vertex extrapolated to the second sampling.
convMatchDeltaPhi1	difference between the cluster phi and the phi of the first track of the vertex extrapolated to the second sampling.
convMatchDeltaPhi2	difference between the cluster phi and the phi of the second track of the vertex extrapolated to the second sampling.
NumberOfVertexMatchProperties	maximum number of enums

Definition at line 239 of file EgammaEnums.h.

{
  convMatchDeltaEta1 = 0,
 
  convMatchDeltaEta2 = 1,
 
  convMatchDeltaPhi1 = 2,
 
  convMatchDeltaPhi2 = 3,
 
  NumberOfVertexMatchProperties = 4
};

Variable Documentation

ALLOQ

const uint32_t xAOD::EgammaParameters::ALLOQ = 0xFFFFFFFF

Definition at line 133 of file EgammaDefs.h.

AuthorALL

const uint16_t xAOD::EgammaParameters::AuthorALL = 0xFFFF

not an actual author, but used as default in some functions

Definition at line 40 of file EgammaDefs.h.

AuthorAmbiguous

const uint16_t xAOD::EgammaParameters::AuthorAmbiguous =0x10

Object Reconstructed by standard cluster-based algorithm.

Ambiguous ==> can be either Electron or Photon

Definition at line 32 of file EgammaDefs.h.

AuthorCaloTopo35

const uint16_t xAOD::EgammaParameters::AuthorCaloTopo35 =0x80

Photon reconstructed by SW CaloTopo35 seeded clusters.

Definition at line 38 of file EgammaDefs.h.

AuthorElectron

const uint16_t xAOD::EgammaParameters::AuthorElectron =0x1

Object Reconstructed by standard cluster-based algorithm.

Surely not Photon ==> Electron

Definition at line 24 of file EgammaDefs.h.

AuthorFwdElectron

const uint16_t xAOD::EgammaParameters::AuthorFwdElectron =0x8

Electron reconstructed by the Forward cluster-based algorithm.

Definition at line 30 of file EgammaDefs.h.

AuthorPhoton

const uint16_t xAOD::EgammaParameters::AuthorPhoton =0x4

Object Reconstructed by standard cluster-based algorithm.

Surely not Electron ==> Photon

Definition at line 28 of file EgammaDefs.h.

AuthorSofte

const uint16_t xAOD::EgammaParameters::AuthorSofte =0x2

Electron reconstructed by the track-based algorithm, here for compatibility with old AOD format.

Definition at line 26 of file EgammaDefs.h.

AuthorTrigElectron

const uint16_t xAOD::EgammaParameters::AuthorTrigElectron =0x20

trigger Electrons

Definition at line 34 of file EgammaDefs.h.

AuthorTrigPhoton

const uint16_t xAOD::EgammaParameters::AuthorTrigPhoton =0x40

trigger Photons

Definition at line 36 of file EgammaDefs.h.

AuthorUnknown

const uint16_t xAOD::EgammaParameters::AuthorUnknown =0x0

for the Authors of the egamma objects

Default author

Definition at line 22 of file EgammaDefs.h.

BADCLUSELECTRON

const uint32_t xAOD::EgammaParameters::BADCLUSELECTRON

Initial value:

=
    0x1 << MaskedCellCore |
    0x1 << MissingFEBCellCore |
    0x1 << MissingFEBCellEdgeS1 |
    0x1 << MissingFEBCellEdgeS2 |
    0x1 << DeadHVS1S2S3Core |
    0x1 << DeadHVS1S2S3Edge

Definition at line 116 of file EgammaDefs.h.

BADCLUSPHOTON

const uint32_t xAOD::EgammaParameters::BADCLUSPHOTON

Initial value:

=
    0x1 << MaskedCellCore |
    0x1 << MissingFEBCellCore |
    0x1 << MissingFEBCellEdgeS1 |
    0x1 << MissingFEBCellEdgeS2 |
    0x1 << DeadHVS1S2S3Core |
    0x1 << DeadHVS1S2S3Edge |
    0x1 << BadS1Core

Definition at line 124 of file EgammaDefs.h.