A review on CT image noise and its denoising

M Diwakar, M Kumar - Biomedical Signal Processing and Control, 2018 - Elsevier
CT imaging is widely used in medical science over the last decades. The process of CT
image reconstruction depends on many physical measurements such as radiation dose …

Image restoration for remote sensing: Overview and toolbox

B Rasti, Y Chang, E Dalsasso, L Denis… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
Remote sensing provides valuable information about objects and areas from a distance in
either active (eg, radar and lidar) or passive (eg, multispectral and hyperspectral) modes …

Sparse synthetic aperture radar imaging from compressed sensing and machine learning: Theories, applications, and trends

G Xu, B Zhang, H Yu, J Chen, M Xing… - IEEE Geoscience and …, 2022 - ieeexplore.ieee.org
Synthetic aperture radar (SAR) image formation can be treated as a class of ill-posed linear
inverse problems, and the resolution is limited by the data bandwidth for traditional imaging …

Advances in spectral-spatial classification of hyperspectral images

M Fauvel, Y Tarabalka, JA Benediktsson… - Proceedings of the …, 2012 - ieeexplore.ieee.org
Recent advances in spectral-spatial classification of hyperspectral images are presented in
this paper. Several techniques are investigated for combining both spatial and spectral …

A tutorial on speckle reduction in synthetic aperture radar images

F Argenti, A Lapini, T Bianchi… - IEEE Geoscience and …, 2013 - ieeexplore.ieee.org
Speckle is a granular disturbance, usually modeled as a multiplicative noise, that affects
synthetic aperture radar (SAR) images, as well as all coherent images. Over the last three …

NL-SAR: A unified nonlocal framework for resolution-preserving (Pol)(In) SAR denoising

CA Deledalle, L Denis, F Tupin… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
Speckle noise is an inherent problem in coherent imaging systems such as synthetic
aperture radar. It creates strong intensity fluctuations and hampers the analysis of images …

Iterative weighted maximum likelihood denoising with probabilistic patch-based weights

CA Deledalle, L Denis, F Tupin - IEEE transactions on image …, 2009 - ieeexplore.ieee.org
Image denoising is an important problem in image processing since noise may interfere with
visual or automatic interpretation. This paper presents a new approach for image denoising …

A Review on SAR Image and its Despeckling

P Singh, M Diwakar, A Shankar, R Shree… - … Methods in Engineering, 2021 - Springer
The method of speckle reduction is widely used in synthetic aperture radar (SAR) imagery
over the last three decades. The SAR images are inherently speckled in nature. Speckle …

Speckle-free SAR image ship detection

SW Chen, XC Cui, XS Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Ship detection is one of important applications for synthetic aperture radar (SAR). Speckle
effects usually make SAR image understanding difficult and speckle reduction becomes a …

MuLoG, or how to apply Gaussian denoisers to multi-channel SAR speckle reduction?

CA Deledalle, L Denis, S Tabti… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Speckle reduction is a longstanding topic in synthetic aperture radar (SAR) imaging. Since
most current and planned SAR imaging satellites operate in polarimetric, interferometric, or …