optuna.distributions.LogUniformDistribution¶
-
class
optuna.distributions.
LogUniformDistribution
(low, high)[source]¶ A uniform distribution in the log domain.
This object is instantiated by
suggest_float()
withlog=True
andsuggest_loguniform()
, and passed tosamplers
in general.-
low
¶ Lower endpoint of the range of the distribution.
low
is included in the range.
-
high
¶ Upper endpoint of the range of the distribution.
high
is included from the range.
- Raises
ValueError – If
low
value is larger thanhigh
value, orlow
value is smaller than or equal to 0.
Methods
single
()Test whether the range of this distribution contains just a single value.
to_external_repr
(param_value_in_internal_repr)Convert internal representation of a parameter value into external representation.
to_internal_repr
(param_value_in_external_repr)Convert external representation of a parameter value into internal representation.
-
to_external_repr
(param_value_in_internal_repr)¶ Convert internal representation of a parameter value into external representation.
- Parameters
param_value_in_internal_repr (float) – Optuna’s internal representation of a parameter value.
- Returns
Optuna’s external representation of a parameter value.
- Return type
Any
-
to_internal_repr
(param_value_in_external_repr)¶ Convert external representation of a parameter value into internal representation.
- Parameters
param_value_in_external_repr (Any) – Optuna’s external representation of a parameter value.
- Returns
Optuna’s internal representation of a parameter value.
- Return type
-