optuna.multi_objective.trial.FrozenMultiObjectiveTrial

class optuna.multi_objective.trial.FrozenMultiObjectiveTrial(n_objectives, trial)[源代码]

Status and results of a MultiObjectiveTrial.

参数

n_objectives (int) –
trial (optuna.trial._frozen.FrozenTrial) –

number: Unique and consecutive number of MultiObjectiveTrial for each MultiObjectiveStudy. Note that this field uses zero-based numbering.

state: TrialState of the MultiObjectiveTrial.

values: Objective values of the MultiObjectiveTrial.

datetime_start: Datetime where the MultiObjectiveTrial started.

datetime_complete: Datetime where the MultiObjectiveTrial finished.

params: Dictionary that contains suggested parameters.

distributions: Dictionary that contains the distributions of params.

user_attrs: Dictionary that contains the attributes of the MultiObjectiveTrial set with optuna.multi_objective.trial.MultiObjectiveTrial.set_user_attr().

intermediate_values: Intermediate objective values set with optuna.multi_objective.trial.MultiObjectiveTrial.report().

警告

Deprecated in v2.4.0. This feature will be removed in the future. The removal of this feature is currently scheduled for v4.0.0, but this schedule is subject to change. See https://github.com/optuna/optuna/releases/tag/v2.4.0.

Attributes

`datetime_complete`
`datetime_start`
`distributions`
`last_step`
`number`
`params`
`state`
`system_attrs`
`user_attrs`