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Herwig 7.3.0
Interfaces defined for the Herwig::ColourReconnector class.
Brief class description:
This class is responsible of the colour reconnection.
See also Herwig::ColourReconnector

Name: Debug
Type: Switch

Description:
Make a file with some Information of the BaryonicMesonic Algorithm
Registered options:
0(No)
Debug Information for ColourReconnector Off
1(Yes)
Debug Information for ColourReconnector On
Default value: 0

Name: Junction
Type: Switch

Description:
Option for using Junction-like displacement in rapidity-phi plane to compare baryonic cluster instead of pairwise distance (for BaryonicMesonic model)
Registered options:
0(No)
Using pairwise distance model instead of junction-like model
1(Yes)
Using junction-like model instead of pairwise distance model
Default value: 1

Name: CausalCR
Type: Switch

Description:
Option for colour reconnecting only if clusters their vertices have a positive spacetime difference
Registered options:
0(No)
disable causal veto
1(Yes)
enable causal veto
Default value: 0

Name: LocalCR
Type: Switch

Description:
Option for colour reconnecting only if clusters are less distant than MaxDistance
Registered options:
0(No)
deactivate spatial veto
1(Yes)
activate spatial veto
Default value: 0

Name: PrePlainCR
Type: Switch

Description:
Perform a Plain CR before another algorithm is performed
Registered options:
0(No)
disable pre-Plain CR
1(Yes)
enable pre-Plain CR
Default value: 0

Name: CR2BeamClusters
Type: Switch

Description:
Option for colour reconnecting 2 beam remnant clusters if the number of clusters is 2.
Registered options:
0(No)
If possible do not CR 2 beam clusters
1(Yes)
If possible CR 2 beam clusters
Default value: 0

Name: OctetTreatment
Type: Switch

Description:
Which octets are not allowed to be reconnected (used in all Algorithms)
Registered options:
0(Final)
Only prevent for the final (usuaslly non-perturbative) g -> q qbar splitting
1(All)
Prevent for all octets
Default value: 0

Name: MaxDistance
Type: Parameter

Description:
Maximum distance between the clusters at which to consider rearrangement to avoid colour reconneections of displaced vertices (used in all Algorithms). No unit means femtometer
Default value: 1000
Minimum value: 0
Maximum value: 1e+100

Name: MesonToBaryonFactor
Type: Parameter

Description:
Factor for comparing mesonic clusters to baryonic clusters in the displacement if BaryonicMesonic CR model is chosen
Default value: 2
Minimum value: 0.5
Maximum value: 3

Name: StepFactor
Type: Parameter

Description:
Factor for how many reconnection-tries are made in the BaryonicMesonic algorithm
Default value: 1
Minimum value: 0.11111
Maximum value: 10

Name: ReconnectionProbabilityMBtoMB
Type: Parameter

Description:
Probability that a reconnection candidate is accepted for reconnecting M,B -> M',B' or M,Bbar -> M',Bbar'
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbability2Bto2B
Type: Parameter

Description:
Probability that a reconnection candidate is accepted for reconnecting 2B -> 2B' or 2Bbar -> 2Bbar'
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbabilityBbarBto3M
Type: Parameter

Description:
Probability that a reconnection candidate is accepted for reconnecting B,Bbar -> 3M
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbability3MtoBBbar
Type: Parameter

Description:
Probability that a reconnection candidate is accepted for reconnecting 3M -> B,Bbar
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbability3Mto3M
Type: Parameter

Description:
Probability that a reconnection candidate is accepted for reconnecting 3M -> 3M'
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbabilityBaryonic
Type: Parameter

Description:
Probability that a found reconnection possibility is actually accepted (used in Baryonic)
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: ReconnectionProbability
Type: Parameter

Description:
Probability that a found two meson to two meson reconnection possibility is actually accepted (used in Plain & Baryonic)
Default value: 0.5
Minimum value: 0
Maximum value: 1

Name: InitialTemperature
Type: Parameter

Description:
Factor used to determine the initial temperature from the median of the energy change in a few random rearrangements.
Default value: 0.1
Minimum value: 1e-05
Maximum value: 100

Name: TriesPerStepFactor
Type: Parameter

Description:
The number of reconnection tries per temperature steps is the number of clusters times this factor.
Default value: 5
Minimum value: 0
Maximum value: 100

Name: AnnealingSteps
Type: Integer parameter

Description:
Number of temperature steps in the statistical annealing algorithm
Default value: 50
Minimum value: 1
Maximum value: 10000

Name: AnnealingFactor
Type: Parameter

Description:
The annealing factor is the ratio of the temperatures in two successive temperature steps.
Default value: 0.9
Minimum value: 0
Maximum value: 1

Name: Algorithm
Type: Switch

Description:
Specifies the colour reconnection algorithm
Registered options:
0(Plain)
Plain colour reconnection as in Herwig 2.5.0
1(Statistical)
Statistical colour reconnection using simulated annealing
2(Baryonic)
Baryonic cluster reconnection
3(BaryonicMesonic)
Baryonic cluster reconnection with reconnections to and from Mesonic Clusters
Default value: 0

Name: ColourReconnection
Type: Switch

Description:
Colour reconnections
Registered options:
0(No)
Colour reconnections off
1(Yes)
Colour reconnections on
Default value: 0