目录摘要·························································································1Abstract······················································································2前言·························································································3第一章绪论···············································································41
1研究背景及意义····································································41
2深度学习概述·······································································41
3本文的主要工作····································································51
4本文的组织结构····································································5第二章数字图像识别技术································································72
1图像识别技术·······························