汉译英：本文组织如下。第2节简要介绍了UNet的深度学习方法及其参数和训练模式。第3节对模型进行了评估和讨论。最后在第4节中给出了结论和讨论。

The organization of this article is as follows. Section 2 provides a brief introduction to the UNet deep learning method, including its parameters and training mode. Section 3 evaluates and discusses the model. Finally, section 4 presents the conclusion and discussion.