Adaptive autoregressive model for reduction of poisson noise in scintigraphic images
R Takalo, H Hytti, H Ihalainen - Journal of nuclear medicine …, 2011 - Soc Nuclear Med
In the present paper, a 2-dimensional adaptive autoregressive filter is proposed for noise
reduction in images degraded with Poisson noise. In autoregressive models, each value of …
reduction in images degraded with Poisson noise. In autoregressive models, each value of …
Fourier block noise reduction: an adaptive filter for reducing Poisson noise in scintigraphic images
MJ Guy - Nuclear Medicine Communications, 2008 - journals.lww.com
Objectives Both qualitative and quantitative analysis in nuclear medicine can be
undermined by Poisson noise in low-count clinical images. Whilst the conventional …
undermined by Poisson noise in low-count clinical images. Whilst the conventional …
Adaptive trimmed mean autoregressive model for reduction of Poisson noise in scintigraphic images
Abstract A 2-D Adaptive Trimmed Mean Autoregressive (ATMAR) model has been proposed
for denoising of medical images corrupted with poisson noise. Unfiltered images are divided …
for denoising of medical images corrupted with poisson noise. Unfiltered images are divided …
[HTML][HTML] Adaptive noise reduction of scintigrams with a wavelet transform
K Ogawa, M Sakata, Y Li - Journal of Biomedical Imaging, 2012 - hindawi.com
The aim of this study was to eliminate the effect of Poisson noise in scintigrams with a
wavelet thresholding method. We developed a new noise reduction method with a wavelet …
wavelet thresholding method. We developed a new noise reduction method with a wavelet …
Statistical and heuristic image noise extraction (SHINE): a new method for processing Poisson noise in scintigraphic images
P Hannequin, J Mas - Physics in Medicine & Biology, 2002 - iopscience.iop.org
Poisson noise is one of the factors degrading scintigraphic images, especially at low count
level, due to the statistical nature of photon detection. We have developed an original …
level, due to the statistical nature of photon detection. We have developed an original …
Poisson noise reduction in scintigraphic images using Gradient Adaptive Trimmed Mean filter
We propose a new hybrid technique for reduction of poisson noise in scintigraphic images.
Our proposed method is a combination of Gradient calculation and Adaptive Trimmed Mean …
Our proposed method is a combination of Gradient calculation and Adaptive Trimmed Mean …
A novel method based on Wiener filter for denoising Poisson noise from medical X-Ray images
V Göreke - Biomedical Signal Processing and Control, 2023 - Elsevier
Abstract Background and Objective The Poisson noise is added to the image during the
acquisition of medical X-Ray images. The distorted image due to this noise makes it difficult …
acquisition of medical X-Ray images. The distorted image due to this noise makes it difficult …
Practical noise assessment method
Z Yang, A Natarajan… - IEEE Nuclear Science …, 2010 - ieeexplore.ieee.org
Noise assessment is important to image quality evaluation. It is also important to the criteria
for terminating an iterative noise reduction process. To make a meaningful assessment …
for terminating an iterative noise reduction process. To make a meaningful assessment …
Statistically based spatially adaptive noise reduction of planar nuclear studies
AH Vija, TR Gosnell, A Yahil… - Medical Imaging …, 2005 - spiedigitallibrary.org
The data-driven Pixon noise-reduction method is applied to nuclear studies. By using the
local information content, it preserves all statistically justifiable image features without …
local information content, it preserves all statistically justifiable image features without …
The evaluation of noise reduction and resolution degradation in scintigraphic images due to the smoothing procedure
B Gwiazdowska, A Ewa, T Skrzypczak… - Nuklearmedizin …, 1982 - thieme-connect.com
The Evaluation of Noise Reduction and Resolution Degradation in Scintigraphic Images Due
to the Smoothing Procedure Page 1 126 Nucl.-Med. Band XXI/Heft 3 1982 The Evaluation of …
to the Smoothing Procedure Page 1 126 Nucl.-Med. Band XXI/Heft 3 1982 The Evaluation of …
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