卷积神经网络及其研究进展

Convolutional neural network and its research advances

深度学习是目前机器学习领域最热门的研究方向,轰动全球的AlphaGo就是用深度学习算法训练的.卷积神经网络是用深度学习算法训练的一种模型,它在计算机视觉领域应用广泛,而且获得了巨大的成功.本文的主要目的有2个:一是帮助读者深入理解卷积神经网络,包括网络结构、核心概念、操作和训练;二是对卷积神经网络的近期研究进展进行综述,重点综述了激活函数、池化、训练及应用4个方面的研究进展.另外,还对其面临的挑战和热点研究方向进行了讨论.本文将为从事相关研究的人员提供很好的帮助.

Deep learning is the most popular research topic in the field of machine learning,AlphaGo which overwhelmingly impacts the world is trained with deep learning algorithms.Convolution neural network(CNN)is a model trained with deep learning algorithm,CNN is widely and successfully applied in computer version.The main purpose of this paper includes two aspects:one is to provide readers with some insights into CNN including its architecture,related concepts,operations and its training;the other is to present a comprehensive survey on research advances of CNN,mainly focusing on 4 aspects:activation functions,pooling,training and applications of CNN.Furthermore,the emerging challenges and hot research topics of CNN are also discussed.This paper can be very helpful to researchers in related field.