Artificial intelligence for PET and SPECT image enhancement
Nuclear medicine imaging modalities such as PET and SPECT are confounded by high
noise levels and low spatial resolution, necessitating postreconstruction image …
noise levels and low spatial resolution, necessitating postreconstruction image …
Recent advances in positron emission tomography/magnetic resonance imaging technology
Over a decade has passed since the introduction of PET/MR hybrid systems in the clinic,
wherein the main advantages and drawbacks of PET/MR imaging from a medical, technical …
wherein the main advantages and drawbacks of PET/MR imaging from a medical, technical …
Image reconstruction using UNET-transformer network for fast and low-dose PET scans
Introduction Low-dose and fast PET imaging (low-count PET) play a significant role in
enhancing patient safety, healthcare efficiency, and patient comfort during medical imaging …
enhancing patient safety, healthcare efficiency, and patient comfort during medical imaging …
Partial volume correction of PET image data using geometric transfer matrices based on uniform B-splines
JB Mandeville, N Efthimiou… - Physics in Medicine …, 2024 - iopscience.iop.org
Objective. Most methods for partial volume correction (PVC) of positron emission
tomography (PET) data employ anatomical segmentation of images into regions of interest …
tomography (PET) data employ anatomical segmentation of images into regions of interest …
A relaxed iterated Tikhonov regularization for linear ill-posed inverse problems
W Chang, N D'Ascenzo, Q Xie - Journal of Mathematical Analysis and …, 2024 - Elsevier
Iterated Tikhonov regularization methods are prevalent regularization methods that can
make the solution of ill-posed problems less sensitive to noise. As the iteration number …
make the solution of ill-posed problems less sensitive to noise. As the iteration number …
Deep denoiser prior driven relaxed iterated Tikhonov method for low-count PET image restoration
W Chang, N D'Ascenzo, E Antonecchia… - Physics in Medicine …, 2024 - iopscience.iop.org
Objective. Low-count positron emission tomography (PET) imaging is an efficient way to
promote more widespread use of PET because of its short scan time and low injected …
promote more widespread use of PET because of its short scan time and low injected …
New Horizons in Brain PET Instrumentation
PET technology development is often driven by the application of whole-body oncology, but
in recent years PET has shown its value as a tool for neuroscience research and clinical …
in recent years PET has shown its value as a tool for neuroscience research and clinical …
Comparison of the correlation between cerebral [18F] FDG metabolism as assessed by two asymmetry indices and clinical neurological score in patients with ischemic …
Y Liang, B Cui, L Ye, B Yang, Y Shan, H Yang, L Ma… - 2024 - researchsquare.com
Purpose To identify a method of assessing cerebral 2-deoxy-2-[18 F] fluoro-D-glucose ([18
F] FDG) metabolism with an asymmetry index (AI) that reflects clinical neurological function …
F] FDG) metabolism with an asymmetry index (AI) that reflects clinical neurological function …
Evaluation of Deep Learning-based Partial Volume Correction on Clinical 99mTc-TRODAT-1 SPECT Using a No-gold Standard Technique
B Wang, H Wang, W Huang, GU Hung… - 2024 IEEE Nuclear …, 2024 - ieeexplore.ieee.org
99mTc-TRODAT-1 SPECT is effective for the early detection of Parkinson's disease (PD) but
is compromised by the partial volume effect. Previously we have proposed a deep learning …
is compromised by the partial volume effect. Previously we have proposed a deep learning …
[PDF][PDF] Brain PET Partial Volume Correction without Using Prior Anatomical Information based on Diffusion Probabilistic Models
Partial volume correction (PVC) in brain PET imaging is crucial to address spatial resolution
limitations and mitigate the partial volume effect (PVE). Current PVC methods often rely on …
limitations and mitigate the partial volume effect (PVE). Current PVC methods often rely on …