[1] Han S, Cho H, Kim S et al. Automated and efficient method for extraction of tunnel cross sections using terrestrial laser scanned data[J]. Journal of Computing in Civil Engineering, 27, 274-281(2013).

[2] Kang Z Z, Zhang L Q, Tuo L et al. Continuous extraction of subway tunnel cross sections based on terrestrial point clouds[J]. Remote Sensing, 6, 857-879(2014).

[3] Cheng Y J, Qiu W G, Lei J. Automatic extraction of tunnel lining cross-sections from terrestrial laser scanning point clouds[J]. Sensors, 16, 1648(2016).

[4] Li C, Lu X P, Zhu N N et al. Continuously extracting section and deformation analysis for subway tunnel based on LiDAR points[J]. Acta Geodaetica et Cartographica Sinica, 44, 1056-1062(2015).

[5] Xie X Y, Lu X Z. Development of a 3D modeling algorithm for tunnel deformation monitoring based on terrestrial laser scanning[J]. Underground Space, 2, 16-29(2017).

[6] Zhang H, Li K. Application research of 3D laser scanning technology in construction monitoring of highway tunnels[J]. Highway Engineering, 43, 230-234, 268(2018).

[7] Jing H F, Li G Y, Wang L et al. Research on extracting central axis of tunnel based on multi-segment cylinder fitting[J]. Journal of Geodesy and Geodynamics, 38, 211-215, 220(2018).

[10] Zhang Z G, Hu J P, Liu H Z et al. Study of the maximum longitudinal gradient of underwater highway tunnels[J]. Modern Tunnelling Technology, 50, 8-14(2013).

[11] Jolliffe I T, Cadima J. Principal component analysis: a review and recent developments[J]. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 374, 20150202(2016).

[12] Hu Y W, Wang J J, Fan Y Y et al. LiDAR-based three-dimensional modeling and volume calculation for space objects[J]. Chinese Journal of Lasers, 47, 0510001(2020).

[13] Zhu L, Deng X S, Xing C B et al. Moving surface filtering algorithm based on multilevel seed point optimization[J]. Laser & Optoelectronics Progress, 57, 172801(2020).

[15] Cao G P, Liu X S, Liu N et al. Segmentation of subway tunnel wall surface objects based on laser 3D point cloud[J]. Acta Optica Sinica, 40, 2110001(2020).

[16] Xu F, Tian M Y, Yu J Y et al. Global cross section extraction and deformation analysis of tunnels based on their horizontal centerlines[J]. Chinese Journal of Rock Mechanics and Engineering, 39, 2296-2307(2020).

[17] Aspert N, Santa-Cruz D, Ebrahimi T. MESH: measuring errors between surfaces using the Hausdorff distance[C], 705-708(2002).