# 层

### 什么是层?

神经网络配置中的每一层表示隐藏单元的单元。当层堆叠在一起时，它们代表了一个深度神经网络。

### 使用层

在Eclipse DL4J中可用的所有层都可以用在多层网络或计算图中。当配置一个神经网络时，你传递层配置，网络会为你实例化该层。

### 层VS顶点

如果你正在配置诸如InceptionV4之类的复杂网络，则需要使用计算图API，并使用顶点将不同的分支连接在一起。检查顶点以获取更多信息。


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