V2EX convolutional neural network

Convolutional Neural Network

定义 Definition

卷积神经网络(CNN):一种常用于图像、视频与其他网格状数据(如语音谱图)的深度学习模型,通过“卷积层”自动学习局部特征(如边缘、纹理),并逐层组合成更高层语义特征(如物体部件与类别)。(在不同语境下也可能泛指卷积架构的变体,如全卷积网络等。)

发音 Pronunciation (IPA)

/knvlunl nrl ntwk/

例句 Examples

The convolutional neural network recognized the cat in the photo.
卷积神经网络识别出了照片里的猫。

By training a convolutional neural network on millions of labeled images, the team improved accuracy while reducing the need for hand-crafted features.
团队在数百万张带标签的图像上训练卷积神经网络,从而在减少人工设计特征需求的同时提升了准确率。

词源 Etymology

convolutional 来自 convolution(卷积、缠绕),其词根可追溯到拉丁语 convolvere(“一起卷起、卷绕”),在数学与信号处理中指一种“滑动加权求和”的运算;neural network 中的 neural 源于 neuron(神经元),指与神经系统相关。合起来表示:以“卷积”作为核心计算结构的神经网络。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Deep Learning(Ian Goodfellow, Yoshua Bengio, Aaron Courville)系统介绍 CNN 等深度学习模型
  • “Gradient-Based Learning Applied to Document Recognition”(Yann LeCun et al., 1998)经典 CNN(LeNet)相关论文
  • “ImageNet Classification with Deep Convolutional Neural Networks”(Alex Krizhevsky, Ilya Sutskever, Geoffrey Hinton, 2012)推动 CNN 在视觉任务中广泛应用的代表性论文
  • Computer Vision: A Modern Approach(David Forsyth, Jean Ponce)计算机视觉教材中讨论到相关方法与背景
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