Six-Parameter Polarized Bidirectional Reflectance Distribution Function Model for Rough Surfaces

Darong Zhu; Kangkang Feng; Fangbin Wang; Tao Liu; Fan Sun; Xue Wang

doi:10.3788/LOP57.092901

Laser & Optoelectronics Progress, Volume. 57, Issue 9, 092901(2020)

Six-Parameter Polarized Bidirectional Reflectance Distribution Function Model for Rough Surfaces

Darong Zhu^1,2, Kangkang Feng^1,2、*, Fangbin Wang^1,2, Tao Liu^1,2, Fan Sun^1,2, and Xue Wang^1,2

Author Affiliations

¹School of Mechanical and Electrical Engineering, Anhui Jianzhu University, Hefei, Anhui 230601, China

²Key Laboratory of Construction Machinery Fault Diagnosis and Early Warning Technology of Anhui Jianzhu University, Hefei, Anhui 230601, China

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Figures & Tables(6)

Fig. 1. Geometric relationship of BRDF

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Fig. 2. DOP contrast curves. (a) Aluminum; (b) black paint

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Fig. 3. Schematic of measuring device

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Fig. 4. Comparison between experimental measurement and model simulation of DOP at different incident angles. (a) θ_i=30°; (b) θ_i=40°; (c) θ_i=50°

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Fig. 5. DOP contrast curves at different σ values

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Table 1. Parameter inversion results
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Table 1. Parameter inversion results
Sample Truth Reference Estimated
n k n k n k
Aluminum 1.24 6.6 1.37 3.97 1.255 6.582
Black paint 1.405 0.2289 1.46 1.32 1.413 0.232

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Darong Zhu, Kangkang Feng, Fangbin Wang, Tao Liu, Fan Sun, Xue Wang. Six-Parameter Polarized Bidirectional Reflectance Distribution Function Model for Rough Surfaces[J]. Laser & Optoelectronics Progress, 2020, 57(9): 092901

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