The following list contains the biases available in the OPES module.
| OPES_EXPANDED | On-the-fly probability enhanced sampling (OPES) with expanded ensembles target distribution (replica-exchange-like) [Invernizzi2020unified]. |
| OPES_METAD | On-the-fly probability enhanced sampling (OPES) with metadynamics-like target distribution [Invernizzi2020rethinking]. |
| OPES_METAD_EXPLORE | On-the-fly probability enhanced sampling (OPES) with well-tempered target distribution, exploration mode [Invernizzi2021explore] . |