Sparse ellipsometry: portable acquisition of polarimetric SVBRDF and shape with unstructured flash photography

I Hwang, DS Jeon, A Munoz, D Gutierrez… - ACM Transactions on …, 2022 - dl.acm.org
Ellipsometry techniques allow to measure polarization information of materials, requiring
precise rotations of optical components with different configurations of lights and sensors …

Depolarized holography with polarization-multiplexing metasurface

SW Nam, Y Kim, D Kim, Y Jeong - ACM Transactions on Graphics (TOG), 2023 - dl.acm.org
The evolution of computer-generated holography (CGH) algorithms has prompted significant
improvements in the performances of holographic displays. Nonetheless, they start to …

Polarimetric itof: Measuring high-fidelity depth through scattering media

DS Jeon, A Meuleman, SH Baek… - Proceedings of the …, 2023 - openaccess.thecvf.com
Indirect time-of-flight (iToF) imaging allows us to capture dense depth information at a low
cost. However, iToF imaging often suffers from multipath interference (MPI) artifacts in the …

Simultaneous acquisition of high quality rgb image and polarization information using a sparse polarization sensor

T Kurita, Y Kondo, L Sun… - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
This paper proposes a novel polarization sensor structure and network architecture to obtain
a high-quality RGB image and polarization information. Conventional polarization sensors …

End-to-end neural network for pBRDF estimation of object to reconstruct polarimetric reflectance

J Duan, Y Hao, J Liu, C Cheng, Q Fu, H Jiang - Optics Express, 2023 - opg.optica.org
Estimating the polarization properties of objects from polarization images is still an important
but extremely undefined problem. Currently, there are two types of methods to probe the …

Time-Gated Polarization for Active Non-Line-Of-Sight Imaging

O Pueyo-Ciutad, J Marco, S Schertzer… - SIGGRAPH Asia 2024 …, 2024 - dl.acm.org
We propose a novel method to reconstruct non-line-of-sight (NLOS) scenes that combines
polarization and time-of-flight light transport measurements. Unpolarized NLOS imaging …

Neural spectro-polarimetric fields

Y Kim, W Jin, S Cho, SH Baek - SIGGRAPH Asia 2023 Conference …, 2023 - dl.acm.org
Modeling the spatial radiance distribution of light rays in a scene has been extensively
explored for applications, including view synthesis. Spectrum and polarization, the wave …

Polarization Wavefront Lidar: Learning Large Scene Reconstruction from Polarized Wavefronts

D Scheuble, C Lei, SH Baek… - Proceedings of the …, 2024 - openaccess.thecvf.com
Lidar has become a cornerstone sensing modality for 3D vision especially for large outdoor
scenarios and autonomous driving. Conventional lidar sensors are capable of providing …

Spectral and Polarization Vision: Spectro-polarimetric Real-world Dataset

Y Jeon, E Choi, Y Kim, Y Moon… - Proceedings of the …, 2024 - openaccess.thecvf.com
Image datasets are essential not only in validating existing methods in computer vision but
also in developing new methods. Many image datasets exist consisting of trichromatic …

Dispersed Structured Light for Hyperspectral 3D Imaging

S Shin, S Choi, F Heide… - Proceedings of the IEEE …, 2024 - openaccess.thecvf.com
Hyperspectral 3D imaging aims to acquire both depth and spectral information of a scene.
However existing methods are either prohibitively expensive and bulky or compromise on …