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 …

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 …

[PDF][PDF] Recent advances on non-line-of-sight imaging: Conventional physical models, deep learning, and new scenes

R Geng, Y Hu, Y Chen - APSIPA Transactions on Signal and …, 2021 - nowpublishers.com
As an emerging technology that has attracted huge attention, non-line-ofsight (NLOS)
imaging can reconstruct hidden objects by analyzing the diffuse reflection on a relay surface …

A theory of fermat paths for non-line-of-sight shape reconstruction

S **n, S Nousias, KN Kutulakos… - Proceedings of the …, 2019 - openaccess.thecvf.com
We present a novel theory of Fermat paths of light between a known visible scene and an
unknown object not in the line of sight of a transient camera. These light paths either obey …

Deep-inverse correlography: towards real-time high-resolution non-line-of-sight imaging

CA Metzler, F Heide, P Rangarajan, MM Balaji… - Optica, 2020 - opg.optica.org
Low signal-to-noise ratio (SNR) measurements, primarily due to the quartic attenuation of
intensity with distance, are arguably the fundamental barrier to real-time, high-resolution …

Non-line-of-sight imaging with picosecond temporal resolution

B Wang, MY Zheng, JJ Han, X Huang, XP **e, F Xu… - Physical Review Letters, 2021 - APS
Non-line-of-sight (NLOS) imaging enables monitoring around corners and is promising for
diverse applications. The resolution of transient NLOS imaging is limited to a centimeter …

Beyond Volumetric Albedo--A Surface Optimization Framework for Non-Line-Of-Sight Imaging

CY Tsai, AC Sankaranarayanan… - Proceedings of the …, 2019 - openaccess.thecvf.com
Abstract Non-line-of-sight (NLOS) imaging is the problem of reconstructing properties of
scenes occluded from a sensor, using measurements of light that indirectly travels from the …

Physics to the rescue: Deep non-line-of-sight reconstruction for high-speed imaging

F Mu, S Mo, J Peng, X Liu, JH Nam… - … on Pattern Analysis …, 2022 - ieeexplore.ieee.org
Computational approach to imaging around the corner, or non-line-of-sight (NLOS) imaging,
is becoming a reality thanks to major advances in imaging hardware and reconstruction …

Convolutional approximations to the general non-line-of-sight imaging operator

B Ahn, A Dave, A Veeraraghavan… - Proceedings of the …, 2019 - openaccess.thecvf.com
Abstract Non-line-of-sight (NLOS) imaging aims to reconstruct scenes outside the field of
view of an imaging system. A common approach is to measure the so-called light transients …

Non-line-of-sight surface reconstruction using the directional light-cone transform

SI Young, DB Lindell, B Girod… - Proceedings of the …, 2020 - openaccess.thecvf.com
We propose a joint albedo-normal approach to non-line-of-sight (NLOS) surface
reconstruction using the directional light-cone transform (D-LCT). While current NLOS …