Class TuningEvaluationSpec (1.33.1) 

TuningEvaluationSpec(
    evaluation_data: str,
    evaluation_interval: typing.Optional[int] = None,
    enable_early_stopping: typing.Optional[bool] = None,
    tensorboard: typing.Optional[
        typing.Union[
            google.cloud.aiplatform.tensorboard.tensorboard_resource.Tensorboard, str
        ]
    ] = None,
)

Specification for model evaluation to perform during tuning.

The evaluation will run at every evaluation_interval tuning steps. Default: 20.

Vertex Tensorboard where to write the evaluation metrics. The Tensorboard must be in the same location as the tuning job.