differentiable rendering

PBIR-NIE: Glossy Object Capture under Non-Distant Lighting
Glossy objects present a significant challenge for 3D reconstruction from multi-view input images under natural lighting. In this …
Guangyan Cai, Fujun Luan, Miloš Hašan, Kai Zhang, Sai Bi, Zexiang Xu, Iliyan Georgiev, Shuang Zhao
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PBIR-NIE: Glossy Object Capture under Non-Distant Lighting
Neural-PBIR Reconstruction of Shape, Material, and Illumination
Reconstructing the shape and spatially varying surface appearances of a physical-world object as well as its surrounding illumination …
Cheng Sun, Guangyan Cai, Zhengqin Li, Kai Yan, Cheng Zhang, Carl Marshall, Jia-Bin Huang, Shuang Zhao, Zhao Dong
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Neural-PBIR Reconstruction of Shape, Material, and Illumination
Physics-Based Inverse Rendering using Combined Implicit and Explicit Geometries
Mathematically representing the shape of an object is a key ingredient for solving inverse rendering problems. Explicit representations …
Guangyan Cai, Kai Yan, Zhao Dong, Ioannis Gkioulekas, Shuang Zhao
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Physics-Based Inverse Rendering using Combined Implicit and Explicit Geometries
Differentiable Time-Gated Rendering
The continued advancements of time-of-flight imaging devices have enabled new imaging pipelines with numerous applications. …
Lifan Wu, Guangyan Cai, Ravi Ramamoorthi, Shuang Zhao
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Differentiable Time-Gated Rendering
Analytic Spherical Harmonic Gradients for Real-Time Rendering with Many Polygonal Area Lights
Recent work has developed analytic formulae for spherical harmonic (SH) coefficients from uniform polygonal lights, enabling near-field …
Lifan Wu, Guangyan Cai, Shuang Zhao, Ravi Ramamoorthi
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Analytic Spherical Harmonic Gradients for Real-Time Rendering with Many Polygonal Area Lights