OOIR: Observatory of International Research

Papers

(The TQCC of EJNMMI Physics is 6. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Quantitative analysis of patient motion in walk-through PET scanner and standard axial field of view pet scanner using infrared-based tracking	97
Technical opportunities and challenges in developing total-body PET scanners for mice and rats	45
A multicentre simulation study of planar whole-body bone scintigraphy in Sweden	32
Aortic valve imaging using 18F-sodium fluoride: impact of triple motion correction	28
Deep learning based bilateral filtering for edge-preserving denoising of respiratory-gated PET	26
Small lesion depiction and quantification accuracy of oncological 18F-FDG PET/CT with small voxel and Bayesian penalized likelihood reconstruction	25
Development of a dynamic myocardial perfusion phantom model for tracer kinetic measurements	24
Seracam: characterisation of a new small field of view hybrid gamma camera for nuclear medicine	24
Impacts of acquisition and reconstruction parameters on the absolute technetium quantification of the cadmium–zinc–telluride-based SPECT/CT system: a phantom study	24
Investigation of image-based lesion and kidney dosimetry protocols for 177Lu-PSMA-I&T therapy with and without a late SPECT/CT acquisition	23
Deep-learning-based attenuation map generation in kidney single photon emission computed tomography	22
Motion correction and its impact on quantification in dynamic total-body 18F-fluorodeoxyglucose PET	22
Deep learning-based multi-frequency denoising for myocardial perfusion SPECT	21
Position dependence of recovery coefficients in 177Lu-SPECT/CT reconstructions – phantom simulations and measurements	21
Automatic reorientation to generate short-axis myocardial PET images	19
Estimation of kidney doses from [177Lu]Lu-DOTA-TATE PRRT using single time point post-treatment SPECT/CT	19
Investigation of PET image quality with acquisition time/bed and enhancement of lesion quantification accuracy through deep progressive learning	19
Free-breathing 3D Stack of Stars GRE (StarVIBE) sequence for detecting pulmonary nodules in 18F-FDG PET/MRI	18
An international phantom study of inter-site variability in Technetium-99m image quantification: analyses from the TARGET radioembolization study	18
Development of a bespoke phantom to optimize molecular PET imaging of pituitary tumors	18
Correction to: Use of non-Gaussian time-of-flight kernels for image reconstruction of Monte Carlo simulated data of ultra-fast PET scanners	18
Precision dosimetry in yttrium-90 radioembolization through CT imaging of radiopaque microspheres in a rabbit liver model	18
CT radiation dose reduction with tin filter for localisation/characterisation level image quality in PET-CT: a phantom study	18
Comparison of a 3D CZT and conventional SPECT/CT system for quantitative Lu-177 SPECT imaging	17
Towards accurate partial volume correction in 99mTc oncology SPECT: perturbation for case-specific resolution estimation	17

Performance evaluation of the 3D-ring cadmium–zinc–telluride (CZT) StarGuide system according to the NEMA NU 1-2018 standard	16
Comparison of the dosimetry and cell survival effect of 177Lu and 161Tb somatostatin analog radiopharmaceuticals in cancer cell clusters and micrometastases	16
External phantom-based validation of a deep-learning network trained for upscaling of digital low count PET data	16
Reproducibility of [18F]MK-6240 kinetics in brain studies with shortened dynamic PET protocol in healthy/cognitively normal subjects	16
CT-free quantitative SPECT for automatic evaluation of %thyroid uptake based on deep-learning	15
Comparison of the dosimetry of scandium-43 and scandium-44 patient organ doses in relation to commonly used gallium-68 for imaging neuroendocrine tumours	15
Performance evaluation of a medium axial field-of-view sparse PET system based on flat panels of monolithic LYSO detectors: a simulation study	14
Optimization of Q.Clear reconstruction for dynamic 18F PET imaging	14
High resolution detectors for whole-body PET scanners by using dual-ended readout	14
Myocardial perfusion imaging SPECT left ventricle segmentation with graphs	14
Performance evaluation of the IRIS XL-220 PET/CT system, a new camera dedicated to non-human primates	14
166Holmium–99mTechnetium dual-isotope imaging: scatter compensation and automatic healthy-liver segmentation for 166Holmium radioembolization dosimetry	14
Validation of a data-driven motion-compensated PET brain image reconstruction algorithm in clinical patients using four radiotracers	13
A GATE simulation study for dosimetry in cancer cell and micrometastasis from the 225Ac decay chain	13
Developing a novel positronium biomarker for cardiac myxoma imaging	13
Optimising total knee replacement imaging: a novel 3D printed PET/CT anthropomorphic phantom for metal artefact simulation	12
Biodistribution and radiation dosimetry of 124I-mIBG in adult patients with neural crest tumours and extrapolation to paediatric models	12
Detection of prostate cancer bone metastases with fast whole-body 99mTc-HMDP SPECT/CT using a general-purpose CZT system	12
EANM dosimetry committee series on standard operational procedures: a unified methodology for 99mTc-MAA pre- and 90Y peri-therapy dosimetry in liver radioembolization with 90Y microspheres	12
Hybrid kernelised expectation maximisation for Bremsstrahlung SPECT reconstruction in SIRT with 90Y micro-spheres	12
177Lu-DOTA-0-Tyr3-octreotate infusion modeling for real-time detection and characterization of extravasation during PRRT	11
Assessing the deep learning based image quality enhancements for the BGO based GE omni legend PET/CT	11
Feasibility study of a SiPM-fiber detector for non-invasive measurement of arterial input function for preclinical and clinical positron emission tomography	11
Clinical application of a population-based input function (PBIF) for a shortened dynamic whole-body FDG-PET/CT protocol in patients with metastatic melanoma treated by immunotherapy	11
Phantom-based investigation of block sequential regularised expectation maximisation (BSREM) reconstruction for zirconium-89 PET-CT for varied count levels	10
Evaluations of the performances of PET and MRI in a simultaneous PET/MRI instrument for pre-clinical imaging	10
Development and validation of a prognostic nomogram model in locally advanced NSCLC based on metabolic features of PET/CT and hematological inflammatory indicators	10
A population-based method to determine the time-integrated activity in molecular radiotherapy	10
Validation of $$^{99m}$$Tc and $$^{177}$$Lu quantification parameters for a Monte Carlo modelled gamma camera	10
Development of quantitative PET/MR imaging for measurements of hepatic portal vein input function: a phantom study	10
Quantitative accuracy of preclinical in ovo PET/MRI: influence of attenuation and quantification methods	10
Accuracy of holmium-166 SPECT/CT quantification over a large range of activities	10
Do cell culturing influence the radiosensitizing effect of gold nanoparticles: a Monte Carlo study	9
Principal component analysis of texture features derived from FDG PET images of melanoma lesions	9
Correction: Feasibility study of a SiPM-fiber detector for non-invasive measurement of arterial input function for preclinical and clinical positron emission tomography	9
Impact of scatter correction on personalized dosimetry in selective internal radiotherapy using 166Ho-PLLA: a single-center study including Monte-Carlo simulation, phantom and patient imaging	9
Kinetic model-informed deep learning for multiplexed PET image separation	9
Nonclinical study and applicability of the absorbed dose conversion method with a single biodistribution measurement for targeted alpha-nuclide therapy	9
Concept development of an on-chip PET system	9
A machine learning-based model for a dose point kernel calculation	9
From SPECT/CT towards absolute quantification? - the case of unilateral condylar hyperplasia of the mandible	9
Quantitative [99mTc]Tc-MDP SPECT/CT correlated with [18F]NaF PET/CT for bone metastases in patients with prostate cancer	9
Reduction of [68Ga]Ga-DOTA-TATE injected activity for digital PET/MR in comparison with analogue PET/CT	8
A novel semiautomated method for background activity and biological tumour volume definition to improve standardisation of 18F-FET PET imaging in glioblastoma	8
Prediction of [177Lu]Lu-DOTA-TATE therapy response using the absorbed dose estimated from [177Lu]Lu-DOTA-TATE SPECT/CT in patients with metastatic neuroendocrine tumour	8
A deep learning-based whole-body solution for PET/MRI attenuation correction	8
The effect of Q.Clear reconstruction on quantification and spatial resolution of 18F-FDG PET in simultaneous PET/MR	8
Development of a population of digital brain phantoms for radionuclide imaging research in Parkinson’s disease	8
Deep learning approximation of attenuation maps for myocardial perfusion SPECT with an IQ$$\varvec{\cdot {}}$$SPECT collimator	8
Towards harmonized holmium-166 SPECT image quality for dosimetry: a multi-center, multi-vendor study	8

Feasibility of a deep-inspiration breath-hold [18F]AlF-NOTA-LM3 PET/CT imaging on upper-abdominal lesions in NET patients: in comparison with respiratory-gated PET/CT	8
Does consensus contours improve robustness and accuracy on $$^{18}$$F-FDG PET imaging tumor delineation?	8
EARL compliance measurements on the biograph vision Quadra PET/CT system with a long axial field of view	8
Improving image reconstruction to quantify dynamic whole-body PET/CT: Q.Clear versus OSEM	8
Protection from contamination by 211At, an enigmatic but promising alpha-particle-emitting radionuclide	7
Design and proof of concept of a double-panel TOF-PET system	7
Ultra-low-dose CT for attenuation correction: dose savings and effect on PET quantification for protocols with and without tin filter	7
Organ and tumor dosimetry including method simplification for [177Lu]Lu-PSMA-I&T for treatment of metastatic castration resistant prostate cancer	7
Deep learning for Dixon MRI-based attenuation correction in PET/MRI of head and neck cancer patients	7
Preoperative SPECT/CT + intraoperative CT fusion enabling surgical augmented reality to target sentinel lymph node in endometrial cancer	7
Evaluation of using small volume of interest regions for clinical kidney dosimetry in 177Lu-DOTATATE treatments	7
Accuracy of patient-specific I-131 dosimetry using hybrid whole-body planar-SPECT/CT I-123 and I-131 imaging	7
Impact of patient size on image quality of OSEM3D and BSREM reconstructions in [68Ga]Ga-DOTA-TATE PET/MR	7
Impact of image reconstruction on cerebral blood flow measured with 15O-water positron emission tomography	7
Assessment of different regions of interest-based methods for [99mTc]Tc DAT-SPECT quantification using an anthropomorphic striatal phantom	7
Evaluation of relative biological effectiveness of 225Ac and its decay daughters with Monte Carlo track structure simulations	7
A revised compartmental model for biokinetics and dosimetry of 2-[18F]FDG	7
Quantification and dosimetry of small volumes including associated uncertainty estimation	7
Shortened duration whole body 18F-FDG PET Patlak imaging on the Biograph Vision Quadra PET/CT using a population-averaged input function	7
13N-NH3 myocardial perfusion imaging with reduced scan duration: a feasibility study in the era of total-body PET/CT	6
Standardizing SPECT/CT dosimetry following radioembolization with yttrium-90 microspheres	6
TriDFusion (3DF) image viewer	6
360° CZT-SPECT/CT cameras: 99mTc- and 177Lu-phantom-based evaluation under clinical conditions	6
Segmentation-guided multi-modal registration of liver images for dose estimation in SIRT	6
Impact of γ factor in the penalty function of Bayesian penalized likelihood reconstruction (Q.Clear) to achieve high-resolution PET images	6
Analysis of a deep learning-based method for generation of SPECT projections based on a large Monte Carlo simulated dataset	6
Transfer learning‑based attenuation correction in 99mTc-TRODAT-1 SPECT for Parkinson’s disease using realistic simulation and clinical data	6
Patient-specific dosimetry adapted to variable number of SPECT/CT time-points per cycle for $$^{177}$$Lu-DOTATATE therapy	6
Optimisation of the air fraction correction for lung PET/CT: addressing resolution mismatch	6
The SwiftScan step-and-shoot continuous mode improves SPECT scanning efficiency: a preliminary phantom and clinical test	6
Correction to: Quantitative SPECT/CT imaging of lead-212: a phantom study	6
Dual energy window imaging for optimisation of P/V ratios in VP SPECT	6
Personalized three-dimensional dose calculation method based on multi-modal images in dosimetry assessment of prostate cancer with skull metastasis: a Monte Carlo simulation study	6
Comparison of 18F-FDG PET image quality and quantitative parameters between DPR and OSEM reconstruction algorithm in patients with lung cancer	6
Fully automated identification of brain abnormality from whole-body FDG-PET imaging using deep learning-based brain extraction and statistical parametric mapping	6
Convolutional neural networks for automatic image quality control and EARL compliance of PET images	6
Machine-learning based quantification of lung shunt fraction from 99mTc-MAA SPECT/CT for selective internal radiation therapy of liver tumors using TriDFusion (3DF)	6
Validation of image-derived input function using a long axial field of view PET/CT scanner for two different tracers	6
Correction: Precision dosimetry in yttrium-90 radioembolization through CT imaging of radiopaque microspheres in a rabbit liver model	6
Occupational radiation exposure assessment during the management of [68Ga]Ga-DOTA-TOC	6
Impact of a PMMA tube on performances of a Vereos PET/CT system adapted for BSL-3 environment according to the NEMA NU2-2012 standard	6