Journal of Geo-information Science, Volume. 22, Issue 4, 898(2020)
Fig. 5. RGB map of original point clouds and binary image of region growing results in site 5
Fig. 6. Edge detection results in the part of viaduct connecting to the ground in site 8
Fig. 7. RGB maps of original point clouds and colored maps of filtering results in Guangzhou sites
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Yongjun ZHANG, Xingbei HUANG, Xinyi LIU.
Received: Dec. 16, 2019
Accepted: --
Published Online: Nov. 12, 2020
The Author Email: Yongjun ZHANG (zhangyj@whu.edu.cn)