no code implementations • 28 Mar 2024 • Vishal Purohit, Junjie Luo, Yiheng Chi, Qi Guo, Stanley H. Chan, Qiang Qiu
In this paper, we explore the possibility of generating a color image from a single binary frame of a single-photon camera.
1 code implementation • 8 Jan 2024 • Xingguang Zhang, Nicholas Chimitt, Yiheng Chi, Zhiyuan Mao, Stanley H. Chan
Building upon the intuitions of classical TM algorithms, we present the Deep Atmospheric TUrbulence Mitigation network (DATUM).
no code implementations • 4 Dec 2023 • Yash Sanghvi, Yiheng Chi, Stanley H. Chan
Blind deconvolution problems are severely ill-posed because neither the underlying signal nor the forward operator are not known exactly.
no code implementations • 30 Jun 2023 • Xiangyu Qu, Yiheng Chi, Stanley H. Chan
The advancement of new digital image sensors has enabled the design of exposure multiplexing schemes where a single image capture can have multiple exposures and conversion gains in an interlaced format, similar to that of a Bayer color filter array.
no code implementations • CVPR 2023 • Yiheng Chi, Xingguang Zhang, Stanley H. Chan
For HDR imaging in photon-limited situations, the dynamic range can be enormous and the noise within one exposure is spatially varying.
no code implementations • 10 Mar 2023 • Nicholas Chimitt, Xingguang Zhang, Yiheng Chi, Stanley H. Chan
A spatially varying blur kernel $h(\mathbf{x},\mathbf{u})$ is specified by an input coordinate $\mathbf{u} \in \mathbb{R}^2$ and an output coordinate $\mathbf{x} \in \mathbb{R}^2$.
no code implementations • 16 Jul 2020 • Yiheng Chi, Abhiram Gnanasambandam, Vladlen Koltun, Stanley H. Chan
QIS are single-photon image sensors with photon counting capabilities.