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 …

Recent advances in transient imaging: A computer graphics and vision perspective

A Jarabo, B Masia, J Marco, D Gutierrez - Visual Informatics, 2017 - Elsevier
Transient imaging has recently made a huge impact in the computer graphics and computer
vision fields. By capturing, reconstructing, or simulating light transport at extreme temporal …

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 …

Multipath triangulation: Decimeter-level wifi localization and orientation with a single unaided receiver

E Soltanaghaei, A Kalyanaraman… - Proceedings of the 16th …, 2018 - dl.acm.org
Decimeter-level localization has become a reality, in part due to the ability to eliminate the
effects of multipath interference. In this paper, we demonstrate the ability to use multipath …

Non-line-of-sight imaging using a time-gated single photon avalanche diode

M Buttafava, J Zeman, A Tosi, K Eliceiri, A Velten - Optics express, 2015 - opg.optica.org
By using time-of-flight information encoded in multiply scattered light, it is possible to
reconstruct images of objects hidden from the camera's direct line of sight. Here, we present …

Deeptof: off-the-shelf real-time correction of multipath interference in time-of-flight imaging

J Marco, Q Hernandez, A Munoz, Y Dong… - ACM Transactions on …, 2017 - dl.acm.org
Time-of-flight (ToF) imaging has become a widespread technique for depth estimation,
allowing affordable off-the-shelf cameras to provide depth maps in real time. However …

Single-photon sensitive light-in-fight imaging

G Gariepy, N Krstajić, R Henderson, C Li… - Nature …, 2015 - nature.com
The ability to record images with extreme temporal resolution enables a diverse range of
applications, such as fluorescence lifetime imaging, time-of-flight depth imaging and …

Learned feature embeddings for non-line-of-sight imaging and recognition

W Chen, F Wei, KN Kutulakos, S Rusinkiewicz… - ACM Transactions on …, 2020 - dl.acm.org
Objects obscured by occluders are considered lost in the images acquired by conventional
camera systems, prohibiting both visualization and understanding of such hidden objects …

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 …

Diffuse mirrors: 3D reconstruction from diffuse indirect illumination using inexpensive time-of-flight sensors

F Heide, L **ao, W Heidrich… - Proceedings of the IEEE …, 2014 - cv-foundation.org
The functional difference between a diffuse wall and a mirror is well understood: one
scatters back into all directions, and the other one preserves the directionality of reflected …