[1] [1] Song J H, Han S H, Yu K Y, et al.. Assessing the possibility of land-cover classification using LIDAR intensity data [J]. International Archive of Photogrammetry Remote Sensing and Spatial Information Sciences, 2003, 34(3/B): 259-262.

[2] [2] Liu Jingnan, Zhang Xiaohong. Classification of laser scanning altimetry data using laser intensity [J]. Geomatics and Information Science of Wuhan University, 2005, 30(3): 189-192.

[3] [3] Lai Xudong. Principles and Applications of Airborne IDAR [M]. Beijing: Electronic Industry Press, 2010. 114-115.

[4] [4] Wang Jiasheng, Qiao Dongpo, Lu Yunzhang, et al.. Quantitative analysis of laser- induced breakdown spectroscopy in rocks by using intensity normalization method [J]. Chinese J Lasers, 2010, 37(1): 225-230.

[5] [5] Kang Z, Li J, Zhang L, et al.. Automatic registration of terrestrial laser scanning point clouds using panoramic reflectance images [J]. Sensors, 2009, 9(4): 2621-2646.

[6] [6] M Franceschi, G Teza, N Preto, et al.. Discrimination between marls and limestones using intensity data from terrestrial laser scanner [J]. ISPRS Journal of Photogrammetry and Remote Sensing, 2009, 64(6): 522-528.

[7] [7] Huang Lei, Lu Xiushan, Liang Yong. Building facade extraction and classfication using laser scanning intensity[J]. Geomatics and Information Science of Wuhan University, 2009, 34(2): 195-198.

[8] [8] J Clark, S Robson. Accuracy of measurements made with a CYRAX 2500 laser scanner against surfaces of known colour [J]. Survey Review, 2004, 37(294): 626-638.

[9] [9] A Bucksch, R Lindenbergh, J Van Ree. Error budget of terrestrial laser scanning: influence of the intensity remission on the scan quality [J]. Proceedings in the GeoSiberia-2007, 2007.

[10] [10] T Voegtle, S Wakaluk. Effects on the measurements of the terrestrial laser scanner HDS 6000 (Leica) caused by different object materials [J]. Proceedings of ISPRS Work, 2009, 38: 68-74.

[11] [11] S Kaasalainen, A Jaakkola, M Kaasalainen, et al.. Analysis of incidence angle and istance effects on terrestrial laser scanner intensity: search for correction methods [J]. Remote Sensing, 2011, 3(10): 2207-2221.

[12] [12] S Soudarissanane, J Van Ree, R Lindenbergh. Error budget of terrestrial laser scanning: influence of the incidence angle on the scan quality [J]. Proceeding 3D-NordOst, 2007. 1-8.

[13] [13] Wang Yupeng, Lu Xiaoping, Ge Xiaotian, et al.. Point precision assessment for terrestrial 3D laser scanning [J]. Bulletin of Surveying and Mapping, 2011, 4: 10-12.

[14] [14] Jiao Hongwei, Qin Shiqiao, Hu Chunsheng, et al.. Research on the coordinates calibration of pulse ladar and camera [J]. Chinese J Lasers, 2011, 38(1): 0108006.

[15] [15] Wang Pei. Intensity simulation of vertical surface by terrestrial laser scanning [J]. Laser & Optoelectronics Progress, 2012, 49(8): 080102.