中文摘要：

从高分辨率影像中提取道路特征信息已成为当前的一个研究热点,首先阐述了道路特征和道路提取的思想,并对研究现状进行了分析,列举了具有代表性的特征提取方法,并对各个方法的特点进行了分析,最后对道路特征提取的研究前景进行了展望。

英文摘要：

Extracting the information of road features from high-resolution images has already become a research hotspot.In this paper,it first introduced the idea of road features and road extraction,and analyzed the research status.Then,it enumerated several representative methods of feature extraction and analyzed the characteristics of these methods.Finally,this paper forecasted the research prospect of road feature extraction.