249 citations · 603 across the 16 of their papers we have counts for
20 papers
Virtual Mirrors: Non-Line-of-Sight Imaging Beyond the Third Bounce
Diego Royo, Talha Sultan, Adolfo Muñoz +5
Non-line-of-sight (NLOS) imaging methods are capable of reconstructing complex scenes that are not visible to an observer using indirect illumination. However, they assume only thi…
An approach to Physics Based Single Photon Vision System Design
Yizhou Lu, Trevor Seets, Felipe Gutierrez-Barragan +2
The design of the camera and optical measurement is a crucial part of optimizing machine vision systems. However, camera designs are usually optimized to produce human-interpretabl…
Physics to the Rescue: Deep Non-line-of-sight Reconstruction for High-speed Imaging
Fangzhou Mu, Sicheng Mo, Jiayong Peng +5
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 algo…
Towards Non-Line-of-Sight Photography
Jiayong Peng, Fangzhou Mu, Ji Hyun Nam +4
Non-line-of-sight (NLOS) imaging is based on capturing the multi-bounce indirect reflections from the hidden objects. Active NLOS imaging systems rely on the capture of the time of…
Passive Inter-Photon Imaging
Atul Ingle, Trevor Seets, Mauro Buttafava +4
Digital camera pixels measure image intensities by converting incident light energy into an analog electrical current, and then digitizing it into a fixed-width binary representati…
Virtual Light Transport Matrices for Non-Line-Of-Sight Imaging
Julio Marco, Adrian Jarabo, Ji Hyun Nam +4
The light transport matrix (LTM) is an instrumental tool in line-of-sight (LOS) imaging, describing how light interacts with the scene and enabling applications such as relighting…
iToF2dToF: A Robust and Flexible Representation for Data-Driven Time-of-Flight Imaging
Felipe Gutierrez-Barragan, Huaijin Chen, Mohit Gupta +2
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 r…
Motion Adaptive Deblurring with Single-Photon Cameras
Trevor Seets, Atul Ingle, Martin Laurenzis +1
Single-photon avalanche diodes (SPADs) are a rapidly developing image sensing technology with extreme low-light sensitivity and picosecond timing resolution. These unique capabilit…
Real-time Non-line-of-Sight imaging of dynamic scenes
Ji Hyun Nam, Eric Brandt, Sebastian Bauer +3
Non-Line-of-Sight (NLOS) imaging aims at recovering the 3D geometry of objects that are hidden from the direct line of sight. In the past, this method has suffered from the weak av…
Intensity interferometry-based 3D imaging
Fabian Wagner, Florian Schiffers, Florian Willomitzer +2
The development of single-photon counting detectors and arrays has made tremendous steps in recent years, not the least because of various new applications in, e.g., LIDAR devices.…
Super-Resolution Remote Imaging using Time Encoded Remote Apertures
Ji Hyun Nam, Andreas Velten
Imaging of scenes using light or other wave phenomena is subject to the diffraction limit. The spatial profile of a wave propagating between a scene and the imaging system is disto…
Phasor field waves: A statistical treatment for the case of a partially coherent optical carrier
Syed Azer Reza, Sebastian Bauer, Andreas Velten
This paper presents a statistical treatment of phasor fields (P-fields) - a wave-like quantity denoting the slow temporal variations in time-averaged irradiance (which was recently…
Non-line-of-sight Imaging
D. Faccio, A. Velten, G. Wetzstein
Emerging single-photon-sensitive sensors combined with advanced inverse methods to process picosecond-accurate time-stamped photon counts have given rise to unprecedented imaging c…
Photon-Flooded Single-Photon 3D Cameras
Anant Gupta, Atul Ingle, Andreas Velten +1
Single photon avalanche diodes (SPADs) are starting to play a pivotal role in the development of photon-efficient, long-range LiDAR systems. However, due to non-linearities in thei…
Wave-like Properties of Phasor Fields: Experimental Demonstrations
Syed Azer Reza, Marco La Manna, Sebastian Bauer +1
Recently, an optical meta concept called the Phasor Field (P-Field) was proposed that yields great quality in the reconstruction of hidden objects imaged by non-line-of-sight (NLOS…
High Flux Passive Imaging with Single-Photon Sensors
Atul Ingle, Andreas Velten, Mohit Gupta
Single-photon avalanche diodes (SPADs) are an emerging technology with a unique capability of capturing individual photons with high timing precision. SPADs are being used in sever…
Virtual Wave Optics for Non-Line-of-Sight Imaging
Xiaochun Liu, Ibón Guillén, Marco La Manna +6
Non-Line-of-Sight (NLOS) imaging allows to observe objects partially or fully occluded from direct view, by analyzing indirect diffuse reflections off a secondary, relay surface. D…
A trillion frames per second: the techniques and applications of light-in-flight photography
Daniele Faccio, Andreas Velten
Cameras capable of capturing videos at a trillion frames per second allow to freeze light in motion, a very counterintuitive capability when related to our everyday experience in w…
A Physical Light Transport Model for Non-Line-of-Sight Imaging Applications
Syed Azer Reza, Marco La Manna, Andreas Velten
Non-line-of-sight (NLOS) imaging has recently attracted a lot of interest from the scientific community. The goal of this paper is to provide the basis for a comprehensive mathemat…
Reconstruction of hidden 3D shapes using diffuse reflections
Otkrist Gupta, Andreas Velten, Thomas Willwacher +2
We analyze multi-bounce propagation of light in an unknown hidden volume and demonstrate that the reflected light contains sufficient information to recover the 3D structure of the…