Smart Align—a new tool for robust non-rigid registration of scanning microscope data
Many microscopic investigations of materials may benefit from the recording of multiple
successive images. This can include techniques common to several types of microscopy …
successive images. This can include techniques common to several types of microscopy …
Imaging through the atmosphere using turbulence mitigation transformer
Restoring images distorted by atmospheric turbulence is a ubiquitous problem in long-range
imaging applications. While existing deep-learning-based methods have demonstrated …
imaging applications. While existing deep-learning-based methods have demonstrated …
Tilt-then-blur or blur-then-tilt? clarifying the atmospheric turbulence model
SH Chan - IEEE Signal Processing Letters, 2022 - ieeexplore.ieee.org
Imaging at a long distance often requires advanced image restoration algorithms to
compensate for the distortions caused by atmospheric turbulence. However, unlike many …
compensate for the distortions caused by atmospheric turbulence. However, unlike many …
Computational imaging through atmospheric turbulence
Since the seminal work of Andrey Kolmogorov in the early 1940's, imaging through
atmospheric turbulence has grown from a pure scientific pursuit to an important subject …
atmospheric turbulence has grown from a pure scientific pursuit to an important subject …
Spatio-Temporal Turbulence Mitigation: A Translational Perspective
Recovering images distorted by atmospheric turbulence is a challenging inverse problem
due to the stochastic nature of turbulence. Although numerous turbulence mitigation (TM) …
due to the stochastic nature of turbulence. Although numerous turbulence mitigation (TM) …
Removing turbulence effect via hybrid total variation and deformation-guided kernel regression
It remains a challenge to simultaneously remove geometric distortion and space-time-
varying blur in frames captured through a turbulent atmospheric medium. To solve, or at …
varying blur in frames captured through a turbulent atmospheric medium. To solve, or at …
Video stabilization of atmospheric turbulence distortion
We present a method to enhance the quality of a video sequence captured through a
turbulent atmospheric medium, and give an estimate of the radiance of the distant scene …
turbulent atmospheric medium, and give an estimate of the radiance of the distant scene …
Atmospheric turbulence mitigation for sequences with moving objects using recursive image fusion
N Anantrasirichai, A Achim… - 2018 25th IEEE …, 2018 - ieeexplore.ieee.org
This paper describes a new method for mitigating the effects of atmospheric distortion on
observed sequences that include large moving objects. In order to provide accurate detail …
observed sequences that include large moving objects. In order to provide accurate detail …
Computational image formation
SH Chan - arXiv preprint arXiv:2307.11635, 2023 - arxiv.org
At the pinnacle of computational imaging is the co-optimization of camera and algorithm.
This, however, is not the only form of computational imaging. In problems such as imaging …
This, however, is not the only form of computational imaging. In problems such as imaging …
A regularization approach to blind deblurring and denoising of QR barcodes
QR bar codes are prototypical images for which part of the image is a priori known (required
patterns). Open source bar code readers, such as ZBar, are readily available. We exploit …
patterns). Open source bar code readers, such as ZBar, are readily available. We exploit …