OOIR: Observatory of International Research

Papers

(The median citation count of Medical Physics is 2. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Measured, calculated, and egs_brachy I‐125 dose distributions in a gold plaque for retinoblastoma treatment	163
A multi‐modality physical phantom for mimicking tumor heterogeneity patterns in PET/CT and PET/MRI	147
Influence of flow and susceptibility effects on spin dephasing in lung tissue	129
Issue Information	106
8+ Year Performance of the Gamma Knife Perfexion/Icon Patient Positioning System and Possibilities for Preemptive Fault Detection Using Statistical Process Control	104
Technical assessment of 2D and 3D imaging performance of an IGZO‐based flat‐panel X‐ray detector	98
Spectral CT using a fine grid structure and varying x‐ray incidence angle	94
Technical Note: A preliminary study of dual‐tracer PET image reconstruction guided by FDG and/or MR kernels	86
Multi‐scale statistical deformation based co‐registration of prostate MRI and post‐surgical whole mount histopathology	82
Combining physics‐based models with deep learning image synthesis and uncertainty in intraoperative cone‐beam CT of the brain	82
Evaluation of scatter rejection and correction performance of 2D antiscatter grids in cone beam computed tomography	75
Spectral information content of Compton scattering events in silicon photon counting detectors	73
Segmentation of lung nodules based on a refined segmentation network	69
Uncertainty‐aware refinement framework for ovarian tumor segmentation in CECT volume	69
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Technical note: 3D‐printed phantom for dedicated cardiac protocols and geometries in nuclear medicine	61
A repository of grade 1 and 2 meningioma MRIs in a public dataset for radiomics reproducibility tests	60
Technical note: Preprocessing of portal images to improve image quality of VMAT‐CT	59
Development and benchmarking diffusion magnetic resonance imaging analysis for integration into radiation treatment planning	57
Deformable lung 4DCT image registration via landmark‐driven cycle network	56
Comparative image quality and dosimetric performance of two generations of dedicated breast CT systems	55
A simple algorithm to derive virtual non‐contrast electron density from dual‐energy computed tomography data for radiotherapy treatment planning	55
Modeling absorbed alpha particle dose from diffusing alpha‐emitters radiation therapy in changing tissue volumes	54
Nerve recognition in percutaneous transforaminal endoscopic discectomy using convolutional neural network	53
A combined non‐enhanced CT radiomics and clinical variable machine learning model for differentiating benign and malignant sub‐centimeter pulmonary solid nodules	52

Application of TVD‐Net for sagittal alignment and instability measurements in cervical spine radiographs	50
A streak artifact reduction algorithm in sparse‐view CT using a self‐supervised neural representation	48
An integrated ultrasound imaging and abdominal compression device for respiratory motion management in radiation therapy	47
High‐resolution 3T to 7T ADC map synthesis with a hybrid CNN‐transformer model	46
Streaking artifact reduction for CBCT‐based synthetic CT generation in adaptive radiotherapy	45
Three‐dimensional image volumes from two‐dimensional digitally reconstructed radiographs: A deep learning approach in lower limb CT scans	44
FDRN: A fast deformable registration network for medical images	43
Automated detection of aggressive and indolent prostate cancer on magnetic resonance imaging	43
Deep learning‐based AI model for signet‐ring cell carcinoma diagnosis and chemotherapy response prediction in gastric cancer	40
Ventilation measurements using fast‐helical free‐breathing computed tomography	38
Simulation of a novel, non‐invasive radiation detector to measure the arterial input function for dynamic positron emission tomography	35
OpenKBP: The open‐access knowledge‐based planning grand challenge and dataset	35
Learning low‐dose CT degradation from unpaired data with flow‐based model	34
Fully automatic online geometric calibration for non‐circular cone‐beam CT orbits using fiducials with unknown placement	34
A nonconvex model‐based combined geometric calibration scheme for micro cone‐beam CT with irregular trajectories	33
Stereotactic radiosurgery commissioning and QA test cases—A TG‐119 approach for Stereotactic radiosurgery	33
Quantitative assessment of ensemble coherency in contrast‐free ultrasound microvasculature imaging	33
Author index	33
AAPM Task Group 241: A medical physicist’s guide to MRI‐guided focused ultrasound body systems	33
List of Advertisers	32
Technical note: Tracking target/chest relationship changes during motion‐synchronized tomotherapy treatments	32
Issue Information	32
Development of a neonate X‐ray phantom for 2D imaging applications using single‐tone inkjet printing	31
Fixed beamlines can replace gantries for particle therapy	30
Simultaneous temperature and viscosity estimation capability via magnetic nanoparticle relaxation	30
A multi‐scale, multi‐region and attention mechanism‐based deep learning framework for prediction of grading in hepatocellular carcinoma	29
Issue Information	29
A deep learning approach to estimate x‐ray scatter in digital breast tomosynthesis: From phantom models to clinical applications	29
List of Advertisers	29
Technical Note: Three‐dimensional QA of simultaneous integrated boost radiotherapy treatments by a dose‐volume histogram methodology and its comparison with 3D gamma results	28
Pediatric evaluations for deep learning CT denoising	28
Pretreatment information–aided automatic segmentation for online magnetic resonance imaging‐guided prostate radiotherapy	28
Multiscale Monte Carlo simulations for dosimetry in x‐ray breast imaging: Part II ‐ Microscopic scales	28
Low‐dose CT denoising with a high‐level feature refinement and dynamic convolution network	28
Application of geometric shape‐based CT field‐of‐view extension algorithms in an all‐digital positron emission tomography/computed tomography system	28
Monte Carlo‐derived ^99mTc uptake quantification with commercial planar MBI: Absolute tumor activity	27
Development of a storage phosphor imaging system for proton pencil beam spot profile determination	27
A neural network with encoded visible edge prior for limited‐angle computed tomography reconstruction	27
Technical Note: An embedding‐based medical note de‐identification approach with sparse annotation	27
A comprehensive Monte Carlo study of CT dose metrics proposed by the AAPM Reports 111 and 200	27
Diamond detectors for dose and instantaneous dose‐rate measurements for ultra‐high dose‐rate scanned helium ion beams	27
Technical note: TERMA scaling as an effective heterogeneity correction model for convolution‐based external‐beam photon dose calculations	27
Quantification of spinal bone marrow fat fraction using three‐material decomposition technique on dual‐energy CT: A phantom study	27
fastCAT: Fast cone beam CT (CBCT) simulation	27
Technical Note: Volumetric coverage in breast tomosynthesis images — Phantom QC results from the TMIST study	26
Kinetic parameter estimation of hepatocellular carcinoma on ¹⁸F‐FDG PET/CT based on Bayesian method	26
Accelerated cardiac T1 mapping with recurrent networks and cyclic, model‐based loss	26
Technical note: Determination of proton linear energy transfer from the integral depth dose	26
A finite element method for modeling diffusion of alpha‐emitting particles in tissue	25
Efficient proton arc optimization and delivery through energy layer pre‐selection and post‐filtering	25

Vibration‐controlled transient elastography for noninvasive evaluation of liver steatosis	25
HMA‐Net: A deep U‐shaped network combined with HarDNet and multi‐attention mechanism for medical image segmentation	25
Neural network dose prediction for cervical brachytherapy: Overcoming data scarcity for applicator‐specific models	25
Sparsier2Sparse: Self‐supervised convolutional neural network‐based streak artifacts reduction in sparse‐view CT images	25
A prediction model for dosimetric‐based lung adaptive radiotherapy	25
Protocol optimization for functional cardiac CT imaging using noise emulation in the raw data domain	25
Enhancing adaptive proton therapy through CBCT images: Synthetic head and neck CT generation based on 3D vision transformers	24
Machine learning‐generated decision boundaries for prediction and exploration of patient‐specific quality assurance failures in stereotactic radiosurgery plans	24
Respiratory motion management using a single rapid MRI scan for a 0.35 T MRI‐Linac system	24
Reconstruction of multi‐phase parametric maps in 4D‐magnetic resonance fingerprinting (4D‐MRF) by optimization of local T1 and T2 sensitivities	24
A machine learning‐based approach to predict energy layer for each field in spot‐scanning proton arc therapy for lung cancer: A feasibility study	24
FLASH proton irradiation setup with a modulator wheel for a single mouse eye	24
Secondary neutron dosimetry for conformal FLASH proton therapy	24
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Segmentation of carotid artery vessel wall and diagnosis of carotid atherosclerosis on black blood magnetic resonance imaging with multi‐task learning	24
Impact of cone‐beam computed tomography artifacts on dose calculation accuracy for lung cancer	24
A workflow for predicting radiofrequency‐induced heating around bilateral deep brain stimulation electrodes in MRI	23
VerteFormer: A single‐staged Transformer network for vertebrae segmentation from CT images with arbitrary field of views	23
An endoluminal cylindrical sectored‐ring ultrasound phased‐array applicator for minimally‐invasive therapeutic ultrasound	23
System‐specific evaluation of the dual flip angle MRI technique for quantitative T₁ measurement	23
Dose coefficients for organ dosimetry in tomosynthesis imaging of adults and pediatrics across diverse protocols	23
Deep learning based brain MRI registration driven by local‐signed‐distance fields of segmentation maps	23
In Regards to Barufaldi et al. Med Phys 49(4), 2220–2232	23
Cover	23
The effect of magnetic field strength on the positron range and projected annihilation artifact in integrated PET/MR systems: A GATE Monte Carlo study	23
Effect of angular dependence for small‐field dosimetry using seven different detectors	23
AAPM Task Group Report 311: Guidance for performance evaluation of fluorescence‐guided surgery systems	23
MRI‐based radiomics nomogram for the preoperative prediction of deep myometrial invasion of FIGO stage I endometrial carcinoma	23
Real‐time image‐guided treatment of mobile tumors in proton therapy by a library of treatment plans: a simulation study	23
List of Advertisers	23
Buyer's Guide	23
Multimodal radiotherapy dose prediction using a multi‐task deep learning model	22
Technical note: Absolute dose measurements of a vault‐free radiosurgery system	22
Modeling secondary cancer risk ratios for proton versus carbon ion beam therapy: A comparative study based on the local effect model	22
List of Advertisers	22
A novel method for rapid estimation of active bone marrow dose for radiotherapy patients in epidemiological studies	22
Classification of tolerable/intolerable mucosal toxicity of head‐and‐neck radiotherapy schedules with a biomathematical model of cell dynamics	21
Impact of iterative reconstruction algorithms on the applicability of Fourier‐based detectability index for x‐ray CT imaging	21
Correcting statistical CT number biases without access to raw detector counts: Applications to high spatial resolution photon counting CT imaging	21
An analytical form of ring artifact correction for computed tomography based on directional gradient domain optimization	21
Development of a multi‐layer quality assurance program to evaluate the uncertainty of deformable dose accumulation in adaptive radiotherapy	21
List of Advertisers	21
Universal implementation of automated treatment planning software will be detrimental to future generations of trainees	21
Marker‐based C‐arm self‐calibration with unknown calibration pattern	21
Development of the quantitative PET prostate phantom (Q3P) for improved quality assurance of ¹⁸F‐PSMA PET imaging in metastatic prostate cancer	21
A comprehensive quality assurance protocol for electromagnetic tracking in brachytherapy	21
Decoupling convolution network for characterizing the metastatic lymph nodes of breast cancer patients	21
Assessment of pleural invasion and adhesion of lung tumors with dynamic chest radiography: A virtual clinical imaging study	21
Vessel segmentation from volumetric images: a multi‐scale double‐pathway network with class‐balanced loss at the voxel level	21
The PTW microSilicon diode: Performance in small 6 and 15 MV photon fields and utility of density compensation	21
Creating uniform cluster dose spread‐out Bragg peaks for proton and carbon beams	21
The impact of MR‐based attenuation correction in spinal cord FDG‐PET/MR imaging for neurological studies	20
Determining the reliable feature change in longitudinal radiomics studies: A methodological approach using the reliable change index	20
Optimizing dual‐energy CT technique for iodine‐based contrast‐to‐noise ratio, a theoretical study	20
Technical note: rtdsm—An open‐source software for radiotherapy dose‐surface map generation and analysis	20
Motion‐based microwave tomographic measurement device for three‐dimensional coverage in a magnetic resonance system	20
Effect of skull porosity on ultrasound transmission and wave mode conversion at large incidence angles	20
A semi‐supervised learning method of latent features based on convolutional neural networks for CT metal artifact reduction	20
Quantitative analysis of dose‐averaged linear energy transfer (LET_d) robustness in pencil beam scanning proton lung plans	20
Complementation‐reinforced network for integrated reconstruction and segmentation of pulmonary gas MRI with high acceleration	20
MsgeCNN: Multiscale geometric embedded convolutional neural network for ONFH segmentation and grading	19
Iterative image reconstruction with polar coordinate discretized system matrix for optical CT radiochromic gel dosimetry	19
Rapid estimation of patient‐specific organ doses using a deep learning network	19
Topology observing 3D device reconstruction from continuous‐sweep limited angle fluoroscopy	19
IAEA‐AAPM TRS‐483‐based reference dosimetry of the new RefleXion biology‐guided radiotherapy (BgRT) machine	19
A method for Kashin‐Beck disease auxiliary diagnosis based on the features in regions of the potential lesion	19
CIABNet: Category imbalance attention block network for the classification of multi‐differentiated types of esophageal cancer	19
A roadmap to clinical trials for FLASH	19
Thin slice photon‐counting CT coronary angiography compared to conventional CT: Objective image quality and clinical radiation dose assessment	19
Automated contour propagation of the prostate from pCT to CBCT images via deep unsupervised learning	19
A novel calorimeter for synchrotron produced monochromatic x‐ray beams	19
Accurate and efficient measurement of channelized Hotelling observer‐based low‐contrast detectability on the ACR CT accreditation phantom	19
Conformance of a 3T radiotherapy MRI scanner to the QIBA Diffusion Profile	19
Size‐adaptive mediastinal multilesion detection in chest CT images via deep learning and a benchmark dataset	18
Ion chamber and film‐based quality assurance of mixed electron‐photon radiation therapy	18
A feasibility study of three‐dimensional ultrasound imaging of the vagina under distension	18
Bladder surface dose modeling in prostate cancer radiotherapy: An analysis of motion‐induced variations and the cumulative dose across the treatment	18
Single‐shot T₂ mapping via multi‐echo‐train multiple overlapping‐echo detachment planar imaging and multitask deep learning	18
Technical note: MAMBA—Multi‐pAradigM voxel‐Based Analysis: A computational cookbot	18
A Scholte wave approach for ultrasonic surface acoustic wave elastography	18

Monte Carlo based continuous aperture optimization for VMAT on conventional and MR‐linacs: A proof of concept	18
Direct energy binning for photon counting detectors: Simulation study	18
A double‐strand‐break model for the relative biological effectiveness of electrons based on ionization clustering	18
Biomechanical characteristics in the carotid artery: Noninvasive assessment using subharmonic emissions from microbubbles	18
Fusion of CT images and clinical variables based on deep learning for predicting invasiveness risk of stage I lung adenocarcinoma	18
AAPM Task Group Report 261: Comprehensive quality control methodology and management of dental and maxillofacial cone beam computed tomography (CBCT) systems	18
Technical note: High‐efficient and wireless transcranial ultrasound excitation based on electromagnetic acoustic transducer	18
Unbiased evaluation of predicted gamma passing rate by an event‐mixing technique	18
Incorporating uncertainty bounds in daily deformable dose accumulation for adaptive radiation therapy of head‐and‐neck cancer	18
Model‐based pulse pileup and charge sharing compensation for photon counting detectors: A simulation study	18
Energy‐dependence investigation for a range of clinically used detectors from 70 kV to 6 MV	18
List of Advertisers	17
Development of scalable lymphatic system in the 4D XCAT phantom: Application to quantitative evaluation of lymphoma PET segmentations	17
Technical note: Comparison of arithmetic mean and energy‐weighted mean flood histogram generation methods for dual‐ended readout positron emission tomography detectors	17
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Dose kernel decomposition for spot‐based radiotherapy treatment planning	17
Cross‐engine transformation‐based fast dose calculation for MRI‐Linac online treatment planning	17
Assisted annotation in Deep LOGISMOS: Simultaneous multi‐compartment 3D MRI segmentation of calf muscles	17
Issue Information	17
Three‐dimensional self super‐resolution for pelvic floor MRI using a convolutional neural network with multi‐orientation data training	17
A new editorial model for Medical Physics	17
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Channelized hotelling observer‐based low‐contrast detectability on the ACR CT accreditation phantom: Part II. Repeatability study	17
Unraveling the interplay of image formation, data representation and learning in CT‐based COPD phenotyping automation: The need for a meta‐strategy	17
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Volumetric dose extension for isodose tuning	17
Issue Information	17
MR‐guided ion therapy: Detector response in magnetic fields during carbon ion irradiation	16
Technical Note: Swing golden angle – A navigator‐interleaved golden angle trajectory with eddy current suppression – Application in free‐running cardiac MRI	16
Squeeze‐and‐excitation‐attention‐based mobile vision transformer for grading recognition of bladder prolapse in pelvic MRI images	16
Exploration of the pulse pileup effects in a clinical CdTe‐based photon‐counting computed tomography	16
Technical note: Analysis of brachytherapy source movement by high‐speed camera	16
Skull phantom‐based methodology to validate MRI co‐registration accuracy for Gamma Knife radiosurgery	16
Improvement of phoswich detector‐based β+/γ‐ray discrimination algorithm with deep learning	16
Hepatic and portal vein segmentation with dual‐stream deep neural network	16
A new sonoablation using acoustic droplet vaporization and focused ultrasound: A feasibility study	16
AAPM Task Group Report 238: 3D C‐arms with volumetric imaging capability*	16
Small field output correction factors at 18 MV	16
A scattering‐foil free electron beam to increase dose rate for total skin electron therapy (TSET)	16
Technical note: Sources of systemic error in total body irradiation and total skin electron therapy in vivo measurements using nanoDot optically stimulated luminescence dosimeters within high‐efficien	16
Label‐free coronavirus disease 2019 lesion segmentation based on synthetic healthy lung image subtraction	16
Influence of cerebrospinal fluid on power absorption during transcranial magnetic resonance‐guided focused ultrasound treatment	16
Changes in the relaxivity of water‐organic solvent miscible systems: Hidden forces beyond metal ions	16
Feasibility of 4D HDR brachytherapy source tracking using x‐ray tomosynthesis: Monte Carlo investigation	16
An experimental framework for assessing the detective quantum efficiency of spectroscopic x‐ray detectors	16
Swin MoCo: Improving parotid gland MRI segmentation using contrastive learning	16
The self‐distillation trained multitask dense‐attention network for diagnosing lung cancers based on CT scans	16
List of Advertisers	16
Issue Information	16
Lung CT harmonization of paired reconstruction kernel images using generative adversarial networks	16
Technical note: Errors introduced when using Dose Voxel Kernels for estimating absorbed dose from radiopharmaceutical therapies involving alpha emitters	16
Evaluation of carbon nanotube x‐ray source array for stationary head computed tomography	16
Predicting the net administered activity in ⁹⁰Y‐radioembolization patients from post‐procedure ⁹⁰Y‐SPECT/CT	16
Multitask network for thyroid nodule diagnosis based on TI‐RADS	15
Very high‐energy electron dose calculation using the Fermi‐Eyges theory of multiple scattering and a simplified pencil beam model	15
Range probing as a quality control tool for CBCT‐based synthetic CTs: In vivo application for head and neck cancer patients	15
Delineation of clinical target volume and organs at risk in cervical cancer radiotherapy by deep learning networks	15
Improving sensitivity and connectivity of retinal vessel segmentation via error discrimination network	15
Design and evaluation of 3D printable patient‐specific applicators for gynecologic HDR brachytherapy	15
Evaluation of a conventionally shielded proton treatment room for FLASH radiotherapy	15
Automatic detection of A‐line in lung ultrasound images using deep learning and image processing	15
Energy spectra due to the intrinsic radiation of LYSO/LSO scintillators for a wide range of crystal sizes	15
Validating the accuracy of multispectral metal artifact suppressed diffusion‐weighted imaging	15
Technical note: Evaluation of a V‐Net autosegmentation algorithm for pediatric CT scans: Performance, generalizability, and application to patient‐specific CT dosimetry	15
Technical note: Assessment of radiation measurement devices for the detection of [¹⁷⁷Lu]Lu‐labeled radiopharmaceuticals containing [^177mLu]Lu‐impurities	15
The design of a novel direction modulated brachytherapy vaginal cylinder applicator for optimizing coverage of the apex	15
Deep learning‐based coronary artery motion estimation and compensation for short‐scan cardiac CT	15
The feasibility study of XACT imaging for characterizing osteoporosis	15
Self‐supervised learning for accelerated 3D high‐resolution ultrasound imaging	15
Ensemble learning and personalized training for the improvement of unsupervised deep learning‐based synthetic CT reconstruction	15
Assessment of breast cancer response to neoadjuvant chemotherapy based on ultrasound backscattering envelope statistics	15
Medical X‐band linear accelerator for high‐precision radiotherapy	15
Dosimetric characterization of a novel commercial plastic scintillation detector with an MR‐Linac	15
IMAL‐Net: Interpretable multi‐task attention learning network for invasive lung adenocarcinoma screening in CT images	15
Issue Information	15
3D computational model of oxygen depletion kinetics in brain vasculature during FLASH RT and its implications for in vivo oximetry experiments	15
Artificial intelligence for prediction of measurement‐based patient‐specific quality assurance is ready for prime time	15
Technical note: Performance evaluation of volumetric imaging based on motion modeling by principal component analysis	15
Technical note: Toward implementation of MR‐guided radiation therapy for laryngeal cancer with healthy volunteer imaging and a custom MR‐CT larynx phantom	15
Investigating the use of machine learning to generate ventilation images from CT scans	15
Chest tomosynthesis deblurring using CNN with deconvolution layer for vertebrae segmentation	14
Prediction of potential severe coronavirus disease 2019 patients based on CT radiomics: A retrospective study	14
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Experimental and Monte Carlo‐based determination of magnetic field correction factors kB,Q$k_{B,Q}$ in high‐energy photon fields for two ionization chambers	14
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The effect of transmit B₁ inhomogeneity on hyperpolarized [1‐¹³C]‐pyruvate metabolic MR imaging biomarkers	14
Real‐time liver motion estimation via deep learning‐based angle‐agnostic X‐ray imaging	14
Cascade Path Augmentation Unet for bladder cancer segmentation in MRI	14
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Self‐reported COVID‐19 infection, and illness severity associated with a large professional‐society meeting of the AAPM in 2022	14
Understanding Radiation Biology. From DNA Damage to Cancer and Radiation Risk. KennethChadwick. CRC Press/Routledge Taylor & Francis Group, Boca Raton, FL, 2019. Hardcover: 252pp. Price: $224.00.	14
Past AAPM President: 2006	14
Systematic evaluation of human soft tissue attenuation correction in whole‐body PET/MR: Implications from PET/CT for optimization of MR‐based AC in patients with normal lung tissue	14
Transrectal ultrasound vector projectile imaging for time‐resolved visualization of flow dynamics in the male urethra: A clinical pilot study	14
Fully automated cardiac MRI segmentation using dilated residual network	14