optuna.visualization.plot_optimization_history¶
- optuna.visualization.plot_optimization_history(study: optuna.study.Study) go.Figure [source]¶
Plot optimization history of all trials in a study.
Example
The following code snippet shows how to plot optimization history.
import optuna def objective(trial): x = trial.suggest_uniform('x', -100, 100) y = trial.suggest_categorical('y', [-1, 0, 1]) return x ** 2 + y study = optuna.create_study() study.optimize(objective, n_trials=10) optuna.visualization.plot_optimization_history(study)
- Parameters
study – A
Study
object whose trials are plotted for their objective values.- Returns
A
plotly.graph_objs.Figure
object.