Paper
3 June 2024 A modified metal polarimetric BRDF model for rendering
Jiaying Chen, Yupei Miao, Xiaojie Zhang, Ziwei Wang, Xiaoli Liu
Author Affiliations +
Proceedings Volume 13182, 2024 International Conference on Optoelectronic Information and Optical Engineering (OIOE 2024); 131820W (2024) https://doi.org/10.1117/12.3030397
Event: 2024 International Conference on Optoelectronic Information and Optical Engineering (OIOE 2024), 2024, Kunming, China
Abstract
Polarized imaging is widely used for separating specular reflection and diffuse reflection. By introducing the Bidirectional Reflectance Distribution Function (BRDF), the polarized characteristics of materials can be characterized. The polarimetric BRDF (pBRDF) describes the material's polarization properties through Mueller matrix-valued functions related to geometry, texture, and reflectance. Addressing the issue of inaccurate representation of surface reflection components for metal materials due to roughness and complex refractive index, this paper proposes a metal pBRDF modeling method. The method models the BRDF of the metal surface as a combination of single specular reflection and multiple inter-reflections. Experimental validation through Mueller matrix reconstruction demonstrates the accuracy and feasibility of this model.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Jiaying Chen, Yupei Miao, Xiaojie Zhang, Ziwei Wang, and Xiaoli Liu "A modified metal polarimetric BRDF model for rendering", Proc. SPIE 13182, 2024 International Conference on Optoelectronic Information and Optical Engineering (OIOE 2024), 131820W (3 June 2024); https://doi.org/10.1117/12.3030397
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KEYWORDS
Specular reflections

Bidirectional reflectance transmission function

Metals

Polarization

Reflection

Data modeling

Polarized light

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