id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-4910	Zhao, Zhengwei	Research on Urban Road Pavement Extraction Method Based on Vehicle Point Cloud Data	2023	4	.pdf	application/pdf	2904	136	59	Considering the characteristics of urban roads as shown in Figure 3, the road surface is relatively flat, and the elevation of road points is generally slightly lower than other features such as the channels on both sides of the road. In the above formula, TP is the number of road points correctly extracted in the test; FP is the number of non- pavement points extracted; FN is the number of road points not extracted.	cache/ajst-4910.pdf	txt/ajst-4910.txt