Törf: Time-of-flight radiance fields for dynamic scene view synthesis

B Attal, E Laidlaw, A Gokaslan, C Kim… - Advances in neural …, 2021 - proceedings.neurips.cc
Neural networks can represent and accurately reconstruct radiance fields for static 3D
scenes (eg, NeRF). Several works extend these to dynamic scenes captured with monocular …

Compressive single-photon 3D cameras

F Gutierrez-Barragan, A Ingle, T Seets… - Proceedings of the …, 2022 - openaccess.thecvf.com
Single-photon avalanche diodes (SPADs) are an emerging pixel technology for time-of-flight
(ToF) 3D cameras that can capture the time-of-arrival of individual photons at picosecond …

Centimeter-wave free-space neural time-of-flight imaging

SH Baek, N Walsh, I Chugunov, Z Shi… - ACM Transactions on …, 2023 - dl.acm.org
Depth sensors have emerged as a cornerstone sensor modality with diverse applications in
personal hand-held devices, robotics, scientific imaging, autonomous vehicles, and more. In …

itof2dtof: A robust and flexible representation for data-driven time-of-flight imaging

F Gutierrez-Barragan, H Chen, M Gupta… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Indirect Time-of-Flight (iToF) cameras are a promising depth sensing technology. However,
they are prone to errors caused by multi-path interference (MPI) and low signal-to-noise ratio …

Snapshot Lidar: Fourier embedding of amplitude and phase for single-image depth reconstruction

S Friday, Y Shi, Y Cherivirala… - Proceedings of the …, 2024 - openaccess.thecvf.com
Amplitude modulated continuous-wave time-of-flight (AMCW-ToF) cameras are finding
applications as flash Lidars in autonomous navigation robotics and AR/VR applications. A …

Auto-tuning structured light by optical stochastic gradient descent

W Chen, P Mirdehghan, S Fidler… - Proceedings of the …, 2020 - openaccess.thecvf.com
We consider the problem of optimizing the performance of an active imaging system by
automatically discovering the illuminations it should use, and the way to decode them. Our …

Swept-angle synthetic wavelength interferometry

A Kotwal, A Levin, I Gkioulekas - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
We present a new imaging technique, swept-angle synthetic wavelength interferometry, for
full-field micron-scale 3D sensing. As in conventional synthetic wavelength interferometry …

Learned Compressive Representations for Single-Photon 3D Imaging

F Gutierrez-Barragan, F Mu… - Proceedings of the …, 2023 - openaccess.thecvf.com
Single-photon 3D cameras can record the time-of-arrival of billions of photons per second
with picosecond accuracy. One common approach to summarize the photon data stream is …

Sparsity-aware 3-d tof sensing

AL Paredes, MH Conde, O Loffeld - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
In this work, we propose several time-of-flight (ToF) sensing schemes which tackle the
challenge of covering very-wide areas and long ranges in nearly real time, with relatively …

Unsupervised domain adaptation of deep networks for ToF depth refinement

G Agresti, H Schäfer, P Sartor, Y Incesu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Depth maps acquired with ToF cameras have a limited accuracy due to the high noise level
and to the multi-path interference. Deep networks can be used for refining ToF depth, but …