[1] [1] Pittman T B, Strekalov D V, et al. Optical imaging by means of two-photon quantum entanglement［J］. Physical Review A, 1995, 52(5): 3429-3434.

[2] [2] Abouraddy A F, Saleh B E A, Sergienko A V, et al. Role of entanglement in two-photon imaging［J］. Physical Review Letters, 2001, 87(12): 123602.

[3] [3] Shapiro J H, Boyd R W. The physics of ghost imaging［J］. Quantum Information Processing, 2012, 87(4): 949-993.

[4] [4] Bennink R S, Bentley S J, Boyd R W. “Two-photon” coincidence imaging with a classical source［J］. Physical Review Letters, 2002, 89: 113601.

[9] [9] Erkmen B I, Shapiro J H. Unified theory of ghost imaging with Gaussian-state light［J］. Physical Review A, 2008, 77: 043809.

[10] [10] Bromberg Y, Katz O, Silberberg Y. Ghost imaging with a single detector［J］. Physical Review A, 2009, 79: 053840.

[11] [11] Ferri F, Magatti D, Lugiato L A, Gatti A. Differential ghost imaging［J］. Physical Review Letters, 2010, 104: 253603.

[12] [12] Sun B, Welsh S S, Edgar M P, et al. Normalized ghost imaging［J］. Optics Express, 2012, 20: 16892-16901.

[13] [13] Luo K H, Huang B Q, Zheng W M, et al. Nonlocal imaging by conditional averaging of random reference measurements［J］. Chinese Physics Letters, 2012, 29: 074216.

[14] [14] Li M F, Zhang Y R, Liu X F, et al. A double-threshold technique for fast time-correspondence imaging［J］. Applied Physics Letters, 2013, 103: 211119.

[16] [16] Zhao S M, Zhuang P. Correspondence normalized ghost imaging on compressive sensing［J］. Chinese Physics B, 2014, 23: 054203.

[17] [17] Zhang D J, Li H G, Zhao Q L, et al. Wavelength-multiplexing ghost imaging［J］. Physical Review A, 2015, 92(1): 013823.

[18] [18] Clemente P, Durán V, Tajahuerce E, et al. Optical encryption based on computational ghost imaging［J］. Optics Letters, 2010, 35(14): 2391-2393.

[19] [19] Mehrdad T, Reza K, Sohrab A K. Gray-scale and color optical encryption based on computational ghost imaging［J］. Applied Physics Letters, 2012, 101: 101108.

[20] [20] Zafari, Mohammad, Kheradmand, et al. Optical encryption with selective computational ghost imaging［J］. Journal of Optics, 2014, 16: 105405.

[21] [21] Zhao S M, Wang L et al. High performance optical encryption based on computational ghost imaging with QR code and compressive sensing technique［J］. Optics Communications, 2015, 353: 90-95.

[22] [22] Wu J J, Xie Z W, Liu Z J. Multiple-image encryption based on computational ghost imaging［J］. Optics Communications, 2016, 359: 38-43.

[23] [23] Wang L, Zhao S M, Cheng W W, et al. Optical image hiding based on computational ghost imaging［J］. Optics Communications, 2016, 366: 314.

[24] [24] Gatti A, Brambilla E, Bache M, et al. Ghost imaging with thermal light: comparing entanglement and classical correlation［J］. Physical Review Letters, 2004, 93: 093602.