Single-photon detection for long-range imaging and sensing

RH Hadfield, J Leach, F Fleming, DJ Paul, CH Tan… - Optica, 2023 - opg.optica.org
Single-photon detectors with picosecond timing resolution have advanced rapidly in the past
decade. This has spurred progress in time-correlated single-photon counting applications …

On the use of deep learning for computational imaging

G Barbastathis, A Ozcan, G Situ - Optica, 2019 - opg.optica.org
Since their inception in the 1930–1960s, the research disciplines of computational imaging
and machine learning have followed parallel tracks and, during the last two decades …

Confocal non-line-of-sight imaging based on the light-cone transform

M O'Toole, DB Lindell, G Wetzstein - Nature, 2018 - nature.com
How to image objects that are hidden from a camera's view is a problem of fundamental
importance to many fields of research 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 …

Time-of-flight 3D imaging through multimode optical fibers

D Stellinga, DB Phillips, SP Mekhail, A Selyem… - Science, 2021 - science.org
Time-of-flight three-dimensional (3D) imaging has applications that range from industrial
inspection to motion tracking. Depth is recovered by measuring the round-trip flight time of …

Wave-based non-line-of-sight imaging using fast fk migration

DB Lindell, G Wetzstein, M O'Toole - ACM Transactions on Graphics …, 2019 - dl.acm.org
Imaging objects outside a camera's direct line of sight has important applications in robotic
vision, remote sensing, and many other domains. Time-of-flight-based non-line-of-sight …

Non–line-of-sight imaging over 1.43 km

C Wu, J Liu, X Huang, ZP Li, C Yu… - Proceedings of the …, 2021 - National Acad Sciences
Non–line-of-sight (NLOS) imaging has the ability to reconstruct hidden objects from indirect
light paths that scatter multiple times in the surrounding environment, which is of …

Computational periscopy with an ordinary digital camera

C Saunders, J Murray-Bruce, VK Goyal - Nature, 2019 - nature.com
Computing the amounts of light arriving from different directions enables a diffusely
reflecting surface to play the part of a mirror in a periscope—that is, perform non-line-of-sight …

Single-photon computational 3D imaging at 45 km

ZP Li, X Huang, Y Cao, B Wang, YH Li, W **… - Photonics …, 2020 - opg.optica.org
Single-photon light detection and ranging (lidar) offers single-photon sensitivity and
picosecond timing resolution, which is desirable for high-precision three-dimensional (3D) …

Low-latency time-of-flight non-line-of-sight imaging at 5 frames per second

JH Nam, E Brandt, S Bauer, X Liu, M Renna… - Nature …, 2021 - nature.com
Abstract Non-Line-Of-Sight (NLOS) imaging aims at recovering the 3D geometry of objects
that are hidden from the direct line of sight. One major challenge with this technique is the …

Non-line-of-sight imaging

D Faccio, A Velten, G Wetzstein - Nature Reviews Physics, 2020 - nature.com
Emerging single-photon-sensitive sensors produce picosecond-accurate time-stamped
photon counts. Applying advanced inverse methods to process these data has resulted in …