[1] [1] COULSON K L. Polarization and Intensity of Light in the Atmosphere [M]. Hampton, VA: A. Deepak Pub, 1988.

[2] [2] SUN X B, HONG J, QIAO Y L. Investigation of measurements of polarized properties of atmospheric scattering radiation [J]. Chinese Journal of Quantum Electronics, 2005，22(1):111-115. (in Chinese)

[3] [3] SMITH G S. The polarization of skylight: An example from nature [J]. Am. J. Phys, 2007, 75(1):25-35.

[4] [4] CHENG X, WANG X ZH. Numerical study on the wavelength-dependent polarization of light scattered by aqueous droplets for RGB spectrums [J]. Opt. Int. J. Light Electron. Opt, 2010,121(11):974-979.

[5] [5] CAO N N. Research on polarized characteristics of scattering skylight for the bionic navigation [D].Dalian：Dalian University of Technology,2008.(in Chinese)

[6] [6] HEGEDUS R, AKESSON S, HORVATH G. Polarization patterns of thick clouds: overcast skies have distribution of the angle of polarization similar to that of clear skies [J]. J. Opt. Soc. Am. A, 2007, 24 (8): 2347-2356.

[7] [7] HEGEDUS R, AKESSON S, WEHNER R, et al.. Could Vikings have navigated under foggy and cloudy conditions by skylight polarization On the atmospheric optical prerequisites of polarimetric Viking navigation under foggy and cloudy skies [J]. Proc.R.Soc.A, 2007, 463: 1081-1095.

[8] [8] HORVATH G, BARTA A, GAL J, et al.. Ground-based full-sky imaging polarimetry of rapidly changing skies and its use for polarimetric cloud detection [J]. Appl. Opt, 2002, 41(3): 543-559.

[9] [9] BARTA A, HORVATH G. Why is it advantageous to perceive the polarization of down welling light under clouds and canopies in the UV [J]. Theor Biol, 2004, 226(4): 429-437.

[10] [10] CHU J K, ZHAO K CH. Construction and performance test of a novel polarization sensor for navigation [J]. Sensors and Actuators, 2008, 148(1):75-82.

[11] [11] YAN L, GUAN G X, CHEN J B, et al.. The bionic orientation mechanism in the skylight polarization pattern [J]. Acta Scientiarum Naturalium Universitatis Pekinensis, 2009, 45(4):616-620. (in Chinese)

[12] [12] SHENG P X. Atmospheric Physics [M]. Beijing: Beijing University Press, 1997. (in Chinese)

[13] [13] QIU J H, LIN Y R. A parameterization model of aerosol optical depths in China [J]. Meteorological Journal, 2001,59(3):368-372. (in Chinese)

[14] [14] CUI Y, CAO N N, CHU J K, et al.. Design of skylight polarization measurement system [J]. Opt. Precision Eng., 2009, 17(6):1431-1435. (in Chinese)

[15] [15] YAO H Y. Research on skylight polariation for the bionic micro-nano navigation system [D].Dalian：Dalian University of Technology, 2006. (in Chinese)

[16] [16] ALLEN C W. Astrophysical Quantities [M]. U.K.: Athlone Press, London, 1963:291-295.

[17] [17] GUAN G X, YAN L, CHEN J B, et al.. Research on sky polarized light distribution [J]. Bing Gong Journal, 2011, 32(4):459-463. (in Chinese)