吉林大学学报(工学版) ›› 2021, Vol. 51 ›› Issue (4): 1342-1348.doi: 10.13229/j.cnki.jdxbgxb20200300
• 交通运输工程·土木工程 • 上一篇
Yuan-yuan WANG1(),Lu SUN2,Wei-dong LIU3,Jin-shun XUE1
摘要:
为了提高沥青路面三维纹理的测量精度,对传统双目重构算法开展了三重约束改进:首先,引入激光线约束;其次,加工改进双目重构测试系统和三维纹理测量精度评价装置;最后,建立区域分割匹配算法。结果表明:无论是整体测量还是单点测量,引入激光线约束均有助于提高精度,且测量精度会随激光线约束数目的增多而提高,6条激光线约束数目已经可以满足路面纹理的测量。改进算法能够在50~350 LUX的光照范围内保持稳定,具有良好的抗光干扰能力。
中图分类号:
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