Unbiased warped-area sampling for differentiable rendering

SP Bangaru, TM Li, F Durand - ACM Transactions on Graphics (TOG), 2020 - dl.acm.org
Differentiable rendering computes derivatives of the light transport equation with respect to
arbitrary 3D scene parameters, and enables various applications in inverse rendering and …

Differentiable rendering of neural sdfs through reparameterization

SP Bangaru, M Gharbi, F Luan, TM Li… - SIGGRAPH Asia 2022 …, 2022 - dl.acm.org
We present a method to automatically compute correct gradients with respect to geometric
scene parameters in neural SDF renderers. Recent physically-based differentiable …

Vertex block descent

AH Chen, Z Liu, Y Yang, C Yuksel - ACM Transactions on Graphics …, 2024 - dl.acm.org
We introduce vertex block descent, a block coordinate descent solution for the variational
form of implicit Euler through vertex-level Gauss-Seidel iterations. It operates with local …

Hybrid mesh-neural representation for 3D transparent object reconstruction

J Xu, Z Zhu, H Bao, W Xu - arxiv preprint arxiv:2203.12613, 2022 - arxiv.org
We propose a novel method to reconstruct the 3D shapes of transparent objects using hand-
held captured images under natural light conditions. It combines the advantage of explicit …

Decorrelating restir samplers via mcmc mutations

R Sawhney, D Lin, M Kettunen, B Bitterli… - ACM Transactions on …, 2024 - dl.acm.org
Monte Carlo rendering algorithms often utilize correlations between pixels to improve
efficiency and enhance image quality. For real-time applications in particular, repeated …

3DeepCT: Learning volumetric scattering tomography of clouds

Y Sde-Chen, YY Schechner… - Proceedings of the …, 2021 - openaccess.thecvf.com
We present 3DeepCT, a deep neural network for computed tomography, which performs 3D
reconstruction of scattering volumes from multi-view images. The architecture is dictated by …

Light transport in realistic rendering: state-of-the-art simulation methods

VA Frolov, AG Voloboy, SV Ershov… - … and Computer Software, 2021 - Springer
The modern realistic computer graphics is based on physically correct lighting simulation.
One of the main and computationally difficult problems is the calculation of light transport or …

Refined tri-directional path tracing with generated light portal

X Wei, GY Pu, Y Huo, H Bao, R Wang - The Visual Computer, 2024 - Springer
The rendering efficiency of Monte Carlo path tracing often depends on the ease of path
construction. For scenes with particularly complex visibility, eg where the camera and light …

Vision-based tactile sensor design using physically based rendering

A Agarwal, A Wilson, T Man, E Adelson… - Communications …, 2025 - nature.com
High-resolution tactile sensors are very helpful to robots for fine-grained perception and
manipulation tasks, but designing those sensors is challenging. This is because the designs …

Markov-Chain Monte Carlo Sampling of Visibility Boundaries for Differentiable Rendering

P Xu, S Bangaru, TM Li, S Zhao - SIGGRAPH Asia 2024 Conference …, 2024 - dl.acm.org
Physics-based differentiable rendering requires estimating boundary path integrals
emerging from the shift of discontinuities (eg, visibility boundaries). Previously, although the …