We need to divide up our records so some data instances are used to create the model, and some are used to test the model to ensure that we didn't overfit it.

我们需要分割我们的记录以便某些数据实例被用来创建模型，某些被用来测试模型以确保没有过拟合。

youdao

We need to divide up our records so some data instances are used to create the model, and some are used to test the model to ensure that we didn't overfit it.

我们需要分割我们的记录以便某些数据实例被用来创建模型，某些被用来测试模型以确保没有过拟合。

youdao