Plenoxels: Radiance fields without neural networks

S Fridovich-Keil, A Yu, M Tancik… - Proceedings of the …, 2022 - openaccess.thecvf.com
We introduce Plenoxels (plenoptic voxels), a system for photorealistic view synthesis.
Plenoxels represent a scene as a sparse 3D grid with spherical harmonics. This …

Plenoctrees for real-time rendering of neural radiance fields

A Yu, R Li, M Tancik, H Li, R Ng… - Proceedings of the …, 2021 - openaccess.thecvf.com
We introduce a method to render Neural Radiance Fields (NeRFs) in real time using
PlenOctrees, an octree-based 3D representation which supports view-dependent effects …

[PDF][PDF] Plenoxels: Radiance fields without neural networks

A Yu, S Fridovich-Keil, M Tancik, Q Chen… - ar** from surface
normals to intensities) obtained with arbitrary distant light sources lies close to a 9D linear …

Image forgery detection

H Farid - IEEE Signal processing magazine, 2009 - ieeexplore.ieee.org
We are undoubtedly living in an age where we are exposed to a remarkable array of visual
imagery. While we may have historically had confidence in the integrity of this imagery …

Single image portrait relighting via explicit multiple reflectance channel modeling

Z Wang, X Yu, M Lu, Q Wang, C Qian, F Xu - ACM Transactions on …, 2020 - dl.acm.org
Portrait relighting aims to render a face image under different lighting conditions. Existing
methods do not explicitly consider some challenging lighting effects such as specular and …