V2EX skip connection

Skip Connection

释义 Definition(中文)

跳跃连接 / 残差连接:在神经网络中,把较早层的输出绕过若干中间层,直接与后面层的输出相加或拼接(常见为相加),以改善梯度传播、缓解深层网络训练困难,并帮助信息更直接地流动。常用于 ResNetTransformer 等架构。(也常写作 skip-connection 或称 shortcut connection / residual connection。)

发音 Pronunciation(IPA)

/skp knkn/

例句 Examples

A skip connection helps a deep network train more easily.
跳跃连接能让深层网络更容易训练。

In this model, we add a skip connection so the input can be combined with the output after several nonlinear layers, improving gradient flow and stability.
在这个模型中,我们加入跳跃连接,使输入能在经过多层非线性变换后与输出合并,从而改善梯度流动与训练稳定性。

词源 Etymology(中文)

skip 意为“跳过”,connection 意为“连接”。合起来直观表达其结构:数据流在网络图中“跳过”一些层,直接建立一条额外的连接通路。该术语在深度学习文献中随残差网络(Residual Netwrks)的普及而广为使用。

相关词 Related Words

文学与名著作品 Literary & Notable Works

  • Deep Residual Learning for Image Recognition(Kaiming He 等):系统推广残差结构与(shortcut/skip)连接思想。
  • Attention Is All You Need(Vaswani 等):Transformer 中广泛使用残差(skip)连接与层归一化。
  • Dive into Deep Learning(《动手学深度学习》):在讲解 ResNet/Transformer 等章节中使用并解释 skip/residual connections。
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