A substitution model that can change at various threshold dates.
model, epochDates, frequencies
| type: beast.base.evolution.substitutionmodel.SubstitutionModel*** |
| substitution models that apply for certain time intervals |
| Optional input |
| type: beast.base.inference.parameter.RealParameter |
| list of threshold dates. The list indicates the dates at which substitution models are switched. |
| Required input |
| type: beast.base.evolution.substitutionmodel.Frequencies |
| substitution model equilibrium state frequencies |
| Required input |