Parameter conventions

LCIO allows various parameters to be stored in the headers of runs, events and collections. Here we document some conventions for parameter usage.

Run Header

Event Header

Name

Type

Meaning

Weight

float

Event weight (1 if not present)

ProcessID

int

process ID as defined in the generator

ProcessName

string

process name as defined in the generator

Individual Collections

Name

Type

Meaning

CellIDEncoding

String

See Cell ID Descriptors

ReadoutName

String

Associates a readout name with a collection

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