A review on speckle noise reduction techniques in ultrasound medical images based on spatial domain, transform domain and CNN methods
Ultrasonography is non-invasive and painless. In Ultrasonography the images are often
affected with Speckle noise. It is a multiplicative noise. To help the doctors to identify the …
affected with Speckle noise. It is a multiplicative noise. To help the doctors to identify the …
Enhanced Wiener filter for ultrasound image restoration
Abstract Background and Objective Speckle phenomenon strongly affects UltraSound (US)
images. In the last years, several efforts have been done in order to provide an effective …
images. In the last years, several efforts have been done in order to provide an effective …
[HTML][HTML] A new local structural similarity fusion-based thresholding method for homomorphic ultrasound image despeckling in NSCT domain
Ultrasound is a diagnostic imaging technique to detect various illnesses related to the body's
internal organs. It is a non-invasive, safe, cost-effective, and simple imaging modality that …
internal organs. It is a non-invasive, safe, cost-effective, and simple imaging modality that …
Self-supervised transformer based non-local means despeckling of optical coherence tomography images
Q Zhou, M Wen, B Yu, C Lou, M Ding… - … Signal Processing and …, 2023 - Elsevier
Optical coherence tomography (OCT) depends on the coherence characteristics of scattered
light to reveal tissue morphology. Therefore, OCT images are inevitably corrupted by …
light to reveal tissue morphology. Therefore, OCT images are inevitably corrupted by …
Denoising of MR images using Kolmogorov-Smirnov distance in a Non Local framework
Data coming from any acquisition system, such as Magnetic Resonance Imaging ones, are
affected by noise. Although modern high field scanners can reach high Signal to Noise …
affected by noise. Although modern high field scanners can reach high Signal to Noise …
Improved non-local self-similarity measures for effective speckle noise reduction in ultrasound images
F Mei, D Zhang, Y Yang - Computer Methods and Programs in Biomedicine, 2020 - Elsevier
Background and objective In the observed medical ultrasound image, there is always some
speckle noise which suppress the details of images and impairs the value of …
speckle noise which suppress the details of images and impairs the value of …
A homomorphic non-subsampled contourlet transform based ultrasound image despeckling by novel thresholding function and self-organizing map
The speckle noise leaves an adverse effect on ultrasound images due to which loss of
information occurs. Hence this paper proposes a homomorphic Non-Subsampled Contourlet …
information occurs. Hence this paper proposes a homomorphic Non-Subsampled Contourlet …
Fuzzy logic based computational model for speckle noise removal in ultrasound images
High level of uncertainty is always present due to impulsive noise in ultrasonic images,
which may put negative effect on image interpretation, quantitative measurement and …
which may put negative effect on image interpretation, quantitative measurement and …
Ultrasound speckle reduction using adaptive wavelet thresholding
Ultrasound is the most widely used biomedical imaging modality for the purpose of
diagnosis. It often comes with speckle that results in reduced quality of images by hiding fine …
diagnosis. It often comes with speckle that results in reduced quality of images by hiding fine …
Ratio-based nonlocal anisotropic despeckling approach for SAR images
Although the first filtering algorithms have been proposed more than 30 years ago,
despeckling of synthetic aperture radar images is still an open issue. A new boost has been …
despeckling of synthetic aperture radar images is still an open issue. A new boost has been …