C Li, X Qu, A Gnanasambandam… - Proceedings of the …, 2021 - openaccess.thecvf.com
Robust object detection under photon-limited conditions is crucial for applications such as night vision, surveillance, and microscopy, where the number of photons per pixel is low due …
J Ma, S Chan, ER Fossum - IEEE Transactions on Electron …, 2022 - ieeexplore.ieee.org
The quanta image sensor (QIS) is a photon-counting image sensor that has been implemented using different electron devices, including impact ionization-gain devices, such …
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 …
SH Chan - IEEE Transactions on Computational Imaging, 2022 - ieeexplore.ieee.org
The one-bit quanta image sensor (QIS) is a photon-counting device that captures image intensities using binary bits. Assuming that the analog voltage generated at the floating …
We consider the problem of imaging a dynamic scene over an extreme range of timescales simultaneously--seconds to picoseconds--and doing so passively, without much light, and …
TU Kamble, SP Mahajan - International Journal of Image and …, 2024 - World Scientific
Real-time 3D scanning of a scene or object using multiple depth cameras is often required in many applications but is still a challenging task for the computer vision community …
A Bocchieri, E Charbon, A Velten - Communications Engineering, 2024 - nature.com
Position and time measurements of scintillation events encode information about the radiation source. Single photon avalanche diode (SPAD) arrays offer multiple-megapixel …
Reconstruction of high-resolution extreme dynamic range images from a small number of low dynamic range (LDR) images is crucial for many computer vision applications. Current …
V Sundar, S Ma… - Proceedings of the …, 2022 - openaccess.thecvf.com
We present a novel structured light technique that uses Single Photon Avalanche Diode (SPAD) arrays to enable 3D scanning at high-frame rates and low-light levels. This …