[1] Grigorios Tsagkatakis, Arnaud Woiselle, Marc Bousquet, et al. Multireturn compressed gated range imaging[J]. Optical Engineering, 2015, 54(3): 031106-1.

[2] Alexander Bulyshev, Farzin Amzajerdian, Vincent E Roback, et al. Three-dimensional super-resolution: theory, modeling, and field test results[J]. Applied Optics, 2014, 53(12): 2583-2594.

[3] Gianfranco Bianco, Alessandro Gallo, Fabio Bruno, et al. A comparative analysis between active and passive techniques for underwater 3D reconstruction of close-range objects[J]. Sensors, 2013, 13(8): 11007-11031.

[4] Cao Yinan, Wang Xinwei, Zhou Yan. Spatical positioning fuzzy C-means algorithm in segmentation of range-gated image [J]. Infrared and Laser Engineering, 2013, 42(10):2862-2866. (in Chinese)

[5] Ahmed Abd Elhalek Azouz, Li Zhenfang. Improved phase gradient autofocus algorithm based on segments of variable lengths and minimum-entropy phase correction [J]. IET Radar, Sonar & Navigation, 2014, 9(4): 467-479.

[6] Mo Chunhong, Liu Bo, Ding Lu, et al. A gradient threshold auto-focus algorithm [J]. Infrared and Laser Engineering, 2014, 43(1): 323-327. (in Chinese)

[7] HLC Chiu, CS Fuh. An efficient auto focus method for digital still camera based on focus value curve prediction model[J]. Journal of Information Science and Enginerring, 2010, 26(4): 1261-1272.

[8] Zhang Zheng, Wang Yanping, Xue Guixiang, et al. Digital Image Processing and Computer Vision [M]. Beijing: People′s Posts and Telecommunications Publishing House, 2014: 100-102. (in Chinese)

[9] Lu Dezhen, Wang Xinwei, Fan Songtao, et al. ns-scaled time-coding method for real-time 3D Super-resolution range-gated imaging[J]. Chinese Optics Letters, 2015, 13(8): 1-5. (in Chinese)