[1] Zijun Wang, Yang Zhang, Dong Liu, et al. Research on the development of detection satellite technology in the novel multi-beam land and ocean lidar. Infrared and Laser Engineering, 50, 20211041(2021).

[2] Guoyuan Li, Xinming Tang, Chongyang Zhang, et al. Multi-criteria constraint algorithm for selecting ICESat/GLAS data as elevation control points. Journal of Remote Sensing, 21, 96-104(2017).

[3] Bo Liu, Yang Yu, Shuo Jiang. Review of advances in LiDAR detection and 3D imaging. Opto-Electronic Engineering, 46, 190167(2019).

[4] B E Schutz, H J Zwally, C A Shaman, et al. Overview of the ICESat Mission. Geophysical Research Letters, 32, 97-116(2005).

[5] Aobo Liu, Xiao Cheng, Zhuoqi Chen. Performance evaluation of GEDI and ICESat-2 laser altimeter data for terrain and canopy height retrievals. Remote Sensing of Environment, 264, 112571(2021).

[6] Xinming Tang, Junfeng Xie, Fan Mo, et al. GF-7 dual-beam laser altimeter on-orbit geometric calibration and test verification. Acta Geodaetica et Cartographica Sinica, 50, 384-395(2021).

[7] Mi Wang, Yu Wei, Bo Yang, et al. Extraction and analysis of global elevation control points from ICESat-2/ATLAS data. Geomatics and Information Science of Wuhan University, 46, 184-192(2021).

[8] Jin Wang, Yong Zhang, Zuxun Zhang, et al. ICESat laser points assisted block adjustment for mapping satellite-1 stereo imagery. Acta Geodaetica et Cartographica Sinica, 47, 359-369(2018).

[9] J H Gonzalez, M Bachmann, R Scheiber, et al. Definition of ICESat selection criteria for their use as height references for TanDEM-X. IEEE Transactions on Geoscience & Remote Sensing, 48, 2750-2757(2010).

[10] Dongchen E, Q Shen, X U Ying, et al. High-accuracy topographical information extraction based on fusion of ASTER stereo-data and ICESat/GLAS data in Antarctica. Science in China, 52, 714-722(2009).

[11] H Duong, R Lindenbergh, N Pfeife, et al. ICESat full-waveform altimetry compared to airborne laser scanning altimetry over the netherlands. IEEE Transactions on Geoscience and Remote Sensing, 47, 3365-3378(2009).

[12] Jinquan Guo, Guoyuan Li, Zhiqiang Zuo, et al. Full waveform data quality and characteristic analysis of GF-7 satellite laser altimeter. Infrared and Laser Engineering, 49, 20200387(2020).

[13] Song Li, Hui Zhou, Yan Shi, et al. Theoretical model for return signal of laser altimeter. Optics and Precision Engineering, 15, 33-39(2007).

[14] Chenchen Yang, Junfeng Xie, Baomin Han, et al. Analysis of correlation between ICESat/GLAS measurement accuracy and echo waveform. Applied Laser, 40, 327-335(2020).

[15] Junfeng Xie, Chenchen Yang, Yongkang Mei, et al. Full waveform decomposition of spaceborne laser based on genetic algorithm. Infrared and Laser Engineering, 49, 20200245(2020).

[16] [16] Cui Chengling. Research on fest tree height extraction f the laser altimeter satellite full wavefm data[D]. Beijing: China University of Mining Technology, 2016. (in Chinese)

[17] Bingtuan Wang. Quick locating algorithm for turning points in discrete point set of plane curve. Journal of Northern Jiaotong University, 25, 85-87(2001).

[18] S Nie, C Wang, G Li, et al. Signal-to-noise ratio-based quality assessment method for ICESat/GLAS waveform data. Optical Engineering, 53, 103104(2014).

[19] M A Lefskya, M Keller, Y Panga, et al. Revised method for forest canopy height estimation from Geoscience Laser Altimeter System waveforms. Journal of Applied Remote Sensing, 1, 6656-6659(2007).

[20] S T Garren, K M Osborne. Robustness of T-test based on skewness and kurtosis. Journal of Advances in Mathematics and Computer Science, 36, 102-110(2021).

[21] Junfeng Xie, Ren Liu, Zongwei Wang, et al. In-orbit geometric calibration and accuracy evaluation of GaoFen-7 spaceborne laser altimeter. Infrared and Laser Engineering, 50, 20200396(2021).

[22] [22] Yue Lili. Study on statistical test method of outliers of observation data[D]. Changsha: Central South University, 2008. (in Chinese)

[23] [23] Ling Yun. The study of data quality assessment methods[D]. Chengdu: Sichuan Nmal University, 2015. (in Chinese)

[24] Guoyuan Li, Xinming Tang, Jiyi Chen, et al. Processing and preliminary accuracy validation of the GF-7 satellite laser altimetry data. Acta Geodaetica et Cartographica Sinica, 50, 1338-1348(2021).

[25] [25] Zheng Qi. Laser tracker measurement accuracy analysis high precision establishment of threedimensional control wk[D]. Wuhan: Wuhan University, 2019. (in Chinese)

[26] X Tang, J Xie, R Liu, et al. Overview of the GF-7 Laser Altimeter System Mission. Earth and Space Science, 7, e2019EA000777(2020).