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道路信息不仅是一种重要的基础地理信息,而且可以作为提取其他地物目标的线索和参考系,从影像中提取道路是一个研究热点,具有很强的现实意义。首先阐述了道路提取的基本思想以及与道路提取有关的背景知识,然后介绍了国内外比较成熟的理论与技术,最后总结并展望了道路提取的发展趋势。 更多还原

【Abstract】 Road feature is not just a kind of important basic geographic information,but can serve as the clew and reference system of other surface features extraction.It is a hotspot to research the road feature extraction from images,which has great practical significance.This paper made a comprehensive exposition about relevant knowledge on road feature extraction.First,the basic thought and relevant backguound knowledge of road feature extraction were introduced.Then some comparative mature theories a... 更多还原