V2EX residual block

Residual Block

释义 Definition

Residual block(残差块):深度学习(尤其是卷积神经网络)中的一种网络模块,通过“跳跃连接/捷径连接(skip/shortcut connection)”把输入直接加到若干层变换后的输出上(常见形式:y = F(x) + x),以缓解深层网络训练中的梯度消失、退化问题,使网络更容易训练、更深更稳。

发音 Pronunciation (IPA)

/rzdul blk/

例句 Examples

Residual blocks help very deep networks train faster.
残差块能帮助非常深的网络更快地训练。

In a ResNet-style architecture, each residual block learns a correction to the input representation rather than rebuilding it from scratch.
在类 ResNet 的架构中,每个残差块学习的是对输入表征的“修正量”,而不是从零开始重建表征。

词源 Etymology

residual 源自拉丁语 residuum(“剩余物、残留”),表示“剩下的部分”;block 指“模块、块状结构”。“Residual block”作为术语主要在计算机视觉深度学习中普及,尤其因 ResNet(残差网络) 论文提出的残差学习框架而广为使用。

相关词 Related Words

文学与著作 Literary Works

  • Kaiming He et al. Deep Residual Learning for Image Recognition(提出残差学习与经典残差块结构的代表性论文)
  • Kaiming He et al. Identity Mappings in Deep Residual Networks(讨论残差块中恒等映射与连接方式的改进)
  • Christian Szegedy et al. Inception-v4, Inception-ResNet and the Impact of Residual Connections on Learning(将残差连接与 Inception 结构结合,涉及残差块/残差单元思想)
  • Ian Goodfellow, Yoshua Bengio, Aaron Courville Deep Learning(深度学习教材中对残差/跳跃连接相关思想有讨论,常作为背景与扩展阅读)
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