Noise-powered disentangled representation for unsupervised speckle reduction of optical coherence tomography images

Y Huang, W Xia, Z Lu, Y Liu, H Chen… - … on Medical Imaging, 2020 - ieeexplore.ieee.org
Due to its noninvasive character, optical coherence tomography (OCT) has become a
popular diagnostic method in clinical settings. However, the low-coherence interferometric …

Convolutional neural network and guided filtering for SAR image denoising

S Liu, T Liu, L Gao, H Li, Q Hu, J Zhao, C Wang - Remote Sensing, 2019 - mdpi.com
Coherent noise often interferes with synthetic aperture radar (SAR), which has a huge
impact on subsequent processing and analysis. This paper puts forward a novel algorithm …

Speckle suppression based on weighted nuclear norm minimization and grey theory

S Liu, Q Hu, P Li, J Zhao, M Liu… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Coherent imaging systems are greatly affected by speckle noise, which makes visual
analysis and features extraction a difficult task. In this paper, we propose a speckle …

A cascaded convolutional neural network architecture for despeckling OCT images

BN Anoop, KS Kalmady, A Udathu, V Siddharth… - … Signal Processing and …, 2021 - Elsevier
Abstract Optical Coherence Tomography (OCT) is an imaging technique widely used for
medical imaging. Noise in an OCT image generally degrades its quality, thereby obscuring …

Low-cost active thermography using cellphone infrared cameras: from early detection of dental caries to quantification of THC in oral fluid

N Samadi, D Thapa, M Salimi, A Parkhimchyk… - Scientific reports, 2020 - nature.com
Active thermography (AT) is a widely studied non-destructive testing method for the
characterization and evaluation of biological and industrial materials. Despite its broad …

Multivariate statistical modeling of retinal optical coherence tomography

M Samieinasab, Z Amini… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
In this paper a new statistical multivariate model for retinal Optical Coherence Tomography
(OCT) B-scans is proposed. Due to the layered structure of OCT images, there is a horizontal …

Speckle noise reduction of multi-frame optical coherence tomography data using multi-linear principal component analysis

H Lv, S Fu, C Zhang, L Zhai - Optics Express, 2018 - opg.optica.org
Optical coherence tomography (OCT) is an important interferometric diagnostic technique
extensively applied in medical sciences. However, OCT images inevitably suffer from …

Speckle attenuation by adaptive singular value shrinking with generalized likelihood matching in optical coherence tomography

H Chen, S Fu, H Wang, H Lv… - Journal of biomedical …, 2018 - spiedigitallibrary.org
As a high-resolution imaging mode of biological tissues and materials, optical coherence
tomography (OCT) is widely used in medical diagnosis and analysis. However, OCT images …

Tensor Ring Decomposition Guided Dictionary Learning for OCT Image Denoising

PG Daneshmand, H Rabbani - IEEE Transactions on Medical …, 2024 - ieeexplore.ieee.org
Optical coherence tomography (OCT) is a non-invasive and effective tool for the imaging of
retinal tissue. However, the heavy speckle noise, resulting from multiple scattering of the …

Temporal and volumetric denoising via quantile sparse image prior

F Schirrmacher, T Köhler, J Endres… - Medical image …, 2018 - Elsevier
This paper introduces an universal and structure-preserving regularization term, called
quantile sparse image (QuaSI) prior. The prior is suitable for denoising images from various …