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 2021-05-01 to 2025-05-01.)

Article	Citations
Technical note: Analysis of brachytherapy source movement by high‐speed camera	141
Decoupling convolution network for characterizing the metastatic lymph nodes of breast cancer patients	127
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	126
Past AAPM President: 2003	116
Past AAPM President: 2006	115
	106
Technical note: High‐efficient and wireless transcranial ultrasound excitation based on electromagnetic acoustic transducer	99
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IMRT QA and gamma comparisons: The impact of detector geometry, spatial sampling, and delivery technique on gamma comparison sensitivity	89
Accurate total‐body K_i parametric imaging with shortened dynamic ¹⁸F‐FDG PET scan durations via effective data processing	89
Simulation studies of a full‐ring, CZT SPECT system for whole‐body imaging of ^99mTc and ¹⁷⁷Lu	85
Technical note: Providing proton fields down to the few‐MeV level at clinical pencil beam scanning facilities for radiobiological experiments	83
Automatic segmentation of hyperreflective dots via focal priors and visual saliency	82
Vibration‐controlled transient elastography for noninvasive evaluation of liver steatosis	81
Effect of angular dependence for small‐field dosimetry using seven different detectors	75
Technical note: Determination of proton linear energy transfer from the integral depth dose	73
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Technical note: Assessment of radiation measurement devices for the detection of [¹⁷⁷Lu]Lu‐labeled radiopharmaceuticals containing [^177mLu]Lu‐impurities	72
Determining the reliable feature change in longitudinal radiomics studies: A methodological approach using the reliable change index	69
A nonconvex model‐based combined geometric calibration scheme for micro cone‐beam CT with irregular trajectories	67
Modeling secondary cancer risk ratios for proton versus carbon ion beam therapy: A comparative study based on the local effect model	66
Influence of flow and susceptibility effects on spin dephasing in lung tissue	60
Design and evaluation of 3D printable patient‐specific applicators for gynecologic HDR brachytherapy	59
Simultaneous dose and dose rate optimization (SDDRO) of the FLASH effect for pencil‐beam‐scanning proton therapy	59
MR‐guided ion therapy: Detector response in magnetic fields during carbon ion irradiation	57

Lung cancer dose distribution prediction based on a dual‐branch feature extraction network	54
Evaluation of a conventionally shielded proton treatment room for FLASH radiotherapy	52
EBC‐Net: 3D semi‐supervised segmentation of pancreas based on edge‐biased consistency regularization in dual perturbation space	51
Ultra‐low dose hip CT‐based automated measurement of volumetric bone mineral density at proximal femoral subregions	49
Feasibility of operating a millimeter‐scale graphite calorimeter for absolute dosimetry of small‐field photon beams in the clinic	49
Managing tumor changes during radiotherapy using a deep learning model	47
Issue Information	47
Evaluation of split renal dysfunction using radiomics based on magnetic resonance diffusion‐weighted imaging	47
Applying deep generative model in plan review of intensity modulated radiotherapy	45
Optimization of proton pencil beam positioning in collimated fields	44
Lung CT harmonization of paired reconstruction kernel images using generative adversarial networks	42
Innovative integration of augmented reality and optical surface imaging: A coarse‐to‐precise system for radiotherapy positioning	42
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Whole‐body tumor segmentation from PET/CT images using a two‐stage cascaded neural network with camouflaged object detection mechanisms	39
Stability analysis of patient‐specific 4DCT‐ and 4DCBCT‐based correspondence models	38
Dose coefficients for organ dosimetry in tomosynthesis imaging of adults and pediatrics across diverse protocols	37
Segmentation of pancreatic tumors based on multi‐scale convolution and channel attention mechanism in the encoder‐decoder scheme	37
Predicting radiation‐induced immune suppression in lung cancer patients treated with stereotactic body radiation therapy	37
A robust optimization model for intensity‐modulated radiotherapy: Cheap‐Minimax	37
A personal perspective on the development and future of cone‐beam CT for image‐guided radiotherapy	36
Pulsed beam monitoring for electron FLASH	36
Feasibility of diffusion weighting with a local inside‐out nonlinear gradient coil for prostate MRI	35
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Self‐supervised learning for accelerated 3D high‐resolution ultrasound imaging	35
Streak artefact removal in x‐ray dark‐field computed tomography using a convolutional neural network	35
Assisted annotation in Deep LOGISMOS: Simultaneous multi‐compartment 3D MRI segmentation of calf muscles	34
A simple algorithm to derive virtual non‐contrast electron density from dual‐energy computed tomography data for radiotherapy treatment planning	34
Impact of cone‐beam computed tomography artifacts on dose calculation accuracy for lung cancer	33
Development of patient‐specific pre‐treatment verification procedure for FLASH proton therapy based on time resolved film dosimetry	33
Eigenbin compression for reducing photon‐counting CT data size	33
Multi‐scale statistical deformation based co‐registration of prostate MRI and post‐surgical whole mount histopathology	33
Technical assessment of 2D and 3D imaging performance of an IGZO‐based flat‐panel X‐ray detector	33
Deep learning‐based estimation of respiration‐induced deformation from surface motion: A proof‐of‐concept study on 4D thoracic image synthesis	32
Optimized acoustic streaming generated at oblique incident angles to improve ultrasound thrombolysis effect	32
Real‐time liver motion estimation via deep learning‐based angle‐agnostic X‐ray imaging	32
A multi‐scale, multi‐region and attention mechanism‐based deep learning framework for prediction of grading in hepatocellular carcinoma	32
Predictive stroke risk model with vision transformer‐based Doppler features	31
AAPM Task Group Report 272: Comprehensive acceptance testing and evaluation of fluoroscopy imaging systems	31
MRI‐based radiomics nomogram for the preoperative prediction of deep myometrial invasion of FIGO stage I endometrial carcinoma	31
An attention mechanism‐based lightweight UNet for musculoskeletal ultrasound image segmentation	31
A deep supervised transformer U‐shaped full‐resolution residual network for the segmentation of breast ultrasound image	31
Channelized hotelling observer‐based low‐contrast detectability on the ACR CT accreditation phantom: Part II. Repeatability study	31
AAPM Task Group Report 238: 3D C‐arms with volumetric imaging capability*	31
A theoretical study of H₂O₂ as the surrogate of dose in minibeam radiotherapy, with a diffusion model considering radical removal process	31
Static proton arc therapy: Comprehensive plan quality evaluation and first clinical treatments in patients with complex head and neck targets	30
Super‐resolved q‐space learning of diffusion MRI	30
Validity of equivalent square field concept in small field dosimetry	30
Protocol optimization for functional cardiac CT imaging using noise emulation in the raw data domain	30
Efficient proton arc optimization and delivery through energy layer pre‐selection and post‐filtering	30
Report on the AAPM deep‐learning sparse‐view CT grand challenge	30

Squeeze‐and‐excitation‐attention‐based mobile vision transformer for grading recognition of bladder prolapse in pelvic MRI images	30
Pathology steered stratification network for subtype identification in Alzheimer's disease	29
Time‐resolved dose rate measurements in pencil beam scanning proton FLASH therapy with a fiber‐coupled scintillator detector system	29
Single‐shot T₂ mapping via multi‐echo‐train multiple overlapping‐echo detachment planar imaging and multitask deep learning	29
Hepatic and portal vein segmentation with dual‐stream deep neural network	29
Evaluating the impact of different positron emitters on the performance of a clinical PET/MR system	29
Simultaneous temperature and viscosity estimation capability via magnetic nanoparticle relaxation	29
Generation of synthetic PET images of synaptic density and amyloid from ¹⁸F‐FDG images using deep learning	29
A repository of grade 1 and 2 meningioma MRIs in a public dataset for radiomics reproducibility tests	28
A new visual State Space Model for low‐dose CT denoising	28
Deep learning‐based AI model for signet‐ring cell carcinoma diagnosis and chemotherapy response prediction in gastric cancer	28
Fusion of CT images and clinical variables based on deep learning for predicting invasiveness risk of stage I lung adenocarcinoma	28
Transcranial ultrasound simulations: A review	28
Photon counting x‐ray detectors as scatter probes	28
Investigation on the physical dose filtered by linear energy transfer for treatment plan evaluation in carbon ion therapy	27
MRI‐based quantification of carbon and oxygen concentrations in human soft tissues for range verification in proton therapy	27
Study of compatibility between a 3T MR system and detector modules for a second‐generation RF‐penetrable TOF‐PET insert for simultaneous PET/MRI	27
Multi‐eXpert fusion: An ensemble learning framework to segment 3D TRUS prostate images	27
Cover	27
Monte Carlo simulation‐based patient‐specific QA using machine log files for line‐scanning proton radiation therapy	27
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Training of a deep learning based digital subtraction angiography method using synthetic data	26
Cover	26
Technical note: Determining the applicability of a clinical knowledge‐based learning model via prospective outlier detection	26
Cover	26
More than pretty pictures: 3‐D treatment planning and conformal therapy	26
A feasibility study on deep‐neural‐network‐based dose‐neutral dual‐energy digital breast tomosynthesis	26
Technical note: Air bubble‐induced performance degradation in automatic rectum segmentation from cone‐beam CT	26
Physical dose validation of dynamic treatment for Gamma Knife radiosurgery	25
Semi‐supervised liver segmentation based on local regions self‐supervision	25
Automated determination of the ion‐recombination correction factor (k_sat) in ultra‐high dose rate electron radiation therapy	25
An MR‐only deep learning inference model‐based dose estimation algorithm for MR‐guided adaptive radiation therapy	25
Aberration correction by polynomial approximation for synthetic aperture ultrasound imaging	25
Design and optimization of thin‐film tungsten (W)‐diamond target for multi‐pixel X‐ray sources	25
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Extraction of media adventitia and luminal intima borders by reconstructing intravascular ultrasound image sequences with vascular structural continuity	24
Improved brain metastases segmentation using generative adversarial network and conditional random field optimization mask R‐CNN	24
Dosimetric leaf gap and leaf trailing effect in a double‐stacked multileaf collimator	24
A fidelity‐embedded learning for metal artifact reduction in dental CBCT	24
Development of an automated treatment planning approach for lattice radiation therapy	24
Deep learning‐based hippocampus asymmetry assessment for Alzheimer's disease diagnosis	24
On the field size definition and field output factors in small field dosimetry	24
Intraradiological pathology‐calibrated electrical impedance spectroscopy in the evaluation of excision‐required breast lesions	24
Voxel‐wise supervised analysis of tumors with multimodal engineered features to highlight interpretable biological patterns	24
A semi‐automatic analytical methodology for characterizing the energy consumption of MRI systems using load duration curves	23
U‐shaped network combining dual‐stream fusion mamba and redesigned multilayer perceptron for myocardial pathology segmentation	23
Patient‐derived heterogeneous breast phantoms for advanced dosimetry in mammography and tomosynthesis	23
A novel transformer‐based ECG dimensionality reduction stacked auto‐encoders for arrhythmia beat detection	23
Preoperative prediction of lymph node metastasis in colorectal cancer using ¹⁸F‐FDG PET/CT peritumoral radiomics analysis	23
Challenges in ensuring the generalizability of image quantitation methods for MRI	23
Liver fibrosis automatic diagnosis utilizing dense‐fusion attention contrastive learning network	23
A clustering‐based approach to address correlated features in predicting genitourinary toxicity from MRI‐guided prostate SBRT	23
Direct estimation of regional lung volume change from paired and single CT images using residual regression neural network	23
Noise reduction profile: A new method for evaluation of noise reduction techniques in CT	23
Extracting transition features among brain states based on coarse‐grained similarity measurement for autism spectrum disorder analysis	23
Electron ultra‐high dose rate FLASH irradiation study using a clinical linac: Linac modification, dosimetry, and radiobiological outcome	23
Past AAPM President: 2020	22
Improving the Scientific Impact of Medical Physics: Challenges and Opportunities: Editor‐in‐Chief 2014–2020	22
A novel tool for predicting the dose distribution of non‐sealed ¹⁸⁸Re (Rhenium) resin in non‐melanoma skin cancers (NMSC) patients	22
Volumetric segmentation of ground glass nodule based on 3D attentional cascaded residual U‐Net and conditional random field	22
Past AAPM President: 2010	22
Efficient fetal ultrasound image segmentation for automatic head circumference measurement using a lightweight deep convolutional neural network	22
Technical note: Optimal allocation of limited proton therapy resources using model‐based patient selection	22
Past AAPM President: 2002	22
Fast and accurate dose predictions for novel radiotherapy treatments in heterogeneous phantoms using conditional 3D‐UNet generative adversarial networks	22
Annihilation‐Net: Learned annihilation relation for dynamic MR imaging	22
Detection and quantification of small and low‐uptake lesions for differentiated thyroid carcinoma using non‐time‐of‐flight iodine‐124 PET/MRI	21
Development of an abdominal phantom for the validation of an oligometastatic disease diagnosis workflow	21
Deep learning‐based low‐dose CT simulator for non‐linear reconstruction methods	21
Clinical commissioning of the first point‐of‐care spectral photon‐counting CT for the upper extremities	21
Detection of vessel bifurcations in CT scans for automatic objective assessment of deformable image registration accuracy	21
Towards subpercentage uncertainty proton stopping‐power mapping via dual‐energy CT: Direct experimental validation and uncertainty analysis of a statistical iterative image reconstruction method	21
Ultra‐high dose rate FLASH radiation therapy for cancer	21
Semi‐supervised medical image segmentation via cross‐guidance and feature‐level consistency dual regularization schemes	21
A novel cross‐modal data augmentation method based on contrastive unpaired translation network for kidney segmentation in ultrasound imaging	21
Deep‐Interior: A new pathway to interior tomographic image reconstruction via a weighted backprojection and deep learning	21
Image‐domain material decomposition for dual‐energy CT using unsupervised learning with data‐fidelity loss	21
Issue Information	21
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Performance improvement of weakly supervised fully convolutional networks by skip connections for brain structure segmentation	20

Transducer module apodization to reduce bone heating during focused ultrasound uterine fibroid ablation with phased arrays: A numerical study	20
Using 3D deep features from CT scans for cancer prognosis based on a video classification model: A multi‐dataset feasibility study	20
Synthetic CT generation based on CBCT using respath‐cycleGAN	20
Generation of synthetic megavoltage CT for MRI‐only radiotherapy treatment planning using a 3D deep convolutional neural network	20
Comparing organ and effective dose of various CT localizer acquisition strategies: A Monte Carlo study	20
A high‐Z inorganic scintillator–based detector for time‐resolved in vivo dosimetry during brachytherapy	20
An endovaginal MRI array with a forward‐looking coil for advanced gynecological cancer brachytherapy procedures: Design and initial results	20
Audit of data from examination image headers collected for quality assurance in the ECOG‐ACRIN EA1151 tomosynthesis mammographic imaging screening trial (TMIST)	20
Estimating the differences between inter‐operator contrast enhancement in cerebral CT angiography	20
Low‐dose CT reconstruction with Noise2Noise network and testing‐time fine‐tuning	20
Prediction of electron‐solid interaction parameters using machine learning	20
Assessment of dual time point protocols to produce parametric K_i images in FDG PET/CT: A virtual clinical study	20
Cover	20
On the potential of ROI imaging in x‐ray CT – A comparison of novel dynamic beam attenuators with current technology	20
Open‐source hardware and software for the measurement, characterization, reporting, and correction of geometric distortion in MRI	20
Design of static and dynamic ridge filters for FLASH–IMPT: A simulation study	20
Issue Information	20
Quality assurance assessment of intra‐acquisition diffusion‐weighted and T2‐weighted magnetic resonance imaging registration and contour propagation for head and neck cancer radiotherapy	19
Cell lines of the same anatomic site and histologic type show large variability in intrinsic radiosensitivity and relative biological effectiveness to protons and carbon ions	19
Commissioning of an ultra‐high dose rate pulsed electron beam medical LINAC for FLASH RT preclinical animal experiments and future clinical human protocols	19
Stopping‐power ratios for electron beams used in total skin electron therapy	19
A probabilistic thermal dose model for the estimation of necrosis in MR‐guided tumor ablations	19
Noise2Context: Context‐assisted learning 3D thin‐layer for low‐dose CT	19
Technical note: Proton beam dosimetry at ultra‐high dose rates (FLASH): Evaluation of GAFchromic™ (EBT3, EBT‐XD) and OrthoChromic (OC‐1) film performances	19
An in silico study on the detectability of field cancerization through parenchymal analysis of digital mammograms	19
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Evaluating the robustness of deep learning models trained to diagnose idiopathic pulmonary fibrosis using a retrospective study	19
PUNDIT: Pulmonary nodule detection with image category transformation	19
Monitor unit prediction model for wobbling proton therapy with ridge filters	19
Stopping‐power ratio estimation for proton radiotherapy using dual‐energy computed tomography and prior‐image constrained denoising	19
Prediction of early recurrence of adult‐type diffuse gliomas following radiotherapy using multi‐modal magnetic resonance images	19
Most DNA repair defects do not modify the relationship between relative biological effectiveness and linear energy transfer in CRISPR‐edited cells	19
Development and verification of radiomics framework for computed tomography image segmentation	19
Determination of the optimal range for virtual monoenergetic images in dual‐energy CT based on physical quality parameters	19
A multi‐stage fusion framework to classify breast lesions using deep learning and radiomics features computed from four‐view mammograms	19
Enhancing prostate cancer segmentation on multiparametric magnetic resonance imaging with background information and gland masks	18
Quantification of gold nanoparticle photon radiosensitization from direct and indirect effects using a complete human genome single cell model based on Geant4	18
Novel magnetic embolic MRI imageable particles with anticancer drug release for transcatheter arterial embolization and magnetic ablation	18
Warp‐based edge feature reinforcement network for medical image segmentation	18
Challenges in modeling the Agility multileaf collimator in treatment planning systems and current needs for improvement	18
Fully automated segmentation of brain tumor from multiparametric MRI using 3D context deep supervised U‐Net	18
Cema‐based formalism for the determination of absorbed dose for high‐energy photon beams	18
Radiogenomic explainable AI with neural ordinary differential equation for identifying post‐SRS brain metastasis radionecrosis	18
Modeling RBE with other quantities than LET significantly improves prediction of in vitro cell survival for proton therapy	18
X‐ray bi‐prism interferometry—A design study of proposed novel hardware	18
MR imaging of proton beam‐induced oxygen depletion	18
Multi‐energy blended CBCT spectral imaging and scatter‐decoupled material decomposition using a spectral modulator with flying focal spot (SMFFS)	18
Timing‐synchronized passive ultrasound imaging of cavitation using eigenspace‐based minimum variance beamforming and principal component analysis	18
An optimized framework for cone‐beam computed tomography‐based online evaluation for proton therapy	18
Model‐based perfusion reconstruction with time separation technique in cone‐beam CT dynamic liver perfusion imaging	18
Quantifying dose perturbations in high‐risk prostate radiotherapy due to translational and rotational motion of prostate and pelvic lymph nodes	18
FaxMatch: Multi‐Curriculum Pseudo‐Labeling for semi‐supervised medical image classification	18
Experimental investigation of dynamic real‐time rotation‐including dose reconstruction during prostate tracking radiotherapy	18
Absorbed dose differences between twin fetuses for pregnancy patients in CT examinations	18
AAPM Truth‐based CT (TrueCT) reconstruction grand challenge	18
Radiation field and dose inhomogeneities using an X‐ray cabinet in radiation biology research	18
Linear Boltzmann equation solver for voxel‐level dosimetry in radiopharmaceutical therapy: Comparison with Monte Carlo and kernel convolution	18
Technical Note: Practical implementation strategies of cycloidal computed tomography	17
Statistical harmonization can improve the development of a multicenter CT‐based radiomic model predictive of nonresponse to induction chemotherapy in laryngeal cancers	17
Pulmonary arteries segmentation from CT images using PA‐Net with attention module and contour loss	17
Comprehensive evaluation of dosimetric impact against position errors in accelerator‐based BNCT under different treatment parameter settings	17
Joint radial trajectory correction for accelerated T₂^* mapping on an MR‐Linac	17
Automatic right ventricular segmentation for cine cardiac magnetic resonance images based on a new deep atlas network	17
A comprehensive investigation of the performance of a commercial scintillator system for applications in electron FLASH radiotherapy	17
An enhanced visual state space model for myocardial pathology segmentation in multi‐sequence cardiac MRI	17
Framework for dual‐energy‐like chest radiography image synthesis from single‐energy computed tomography based on cycle‐consistent generative adversarial network	17
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Recommendations on the practice of calibration, dosimetry, and quality assurance for gamma stereotactic radiosurgery: Report of AAPM Task Group 178	17
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Technical note: Cartilage imaging with sub‐cellular resolution using a laboratory‐based phase‐contrast x‐ray microscope	16
Nested block self‐attention multiple resolution residual network for multiorgan segmentation from CT	16
Approximate back‐projection method for improving lateral resolution in circular‐scanning‐based photoacoustic tomography	16
Technique selection and technical developments for 2D dual‐energy subtraction angiography on an interventional C‐arm	16
A feasibility study of the therapeutic application of a mixture of ^67/64Cu radioisotopes produced by cyclotrons with proton irradiation	16
Issue Information	16
	16
TEAM: Triangular‐mEsh Adaptive and Multiscale proton spot generation method	16
Minimum phantom size for megavoltage photon beam reference dosimetry	16
Technical Note: Effects of rotating gantry on magnetic field and eddy currents in 0.35 T MRI‐guided radiotherapy (MR‐IGRT) system	16
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Investigation of four‐dimensional (4D) Monte Carlo dose calculation in real‐time tumor tracking stereotatic body radiotherapy for lung cancers	16
A persistent belief in radiopharmaceutical therapy	16
Benchmarking machine learning‐based real‐time respiratory signal predictors in 4D SBRT	16
Seventieth Annual Scientific Meeting of Canadian Organization of Medical Physicists, Delta Hotels, Regina, Saskatchewan, June 5–8, 2024	16
Technical Note: Histological validation of anatomical imaging for breast modeling using a novel cryo‐microtome	16
Issue Information	15
A method for converting microdosimetric spectra in diamond to tissue in proton therapy	15
Can bronchoscopically implanted anchored electromagnetic transponders be used to monitor tumor position and lung inflation during deep inspiration breath‐hold lung radiotherapy?	15
Technical note: A PET/MR coil with an integrated, orbiting 511 keV transmission source for PET/MR imaging validated in an animal study	15
Clinical benchmarking of a commercial software for skin dose estimation in cardiac, abdominal, and neurology interventional procedures	15
Proof‐of‐concept for a thin conical X‐ray target optimized for intensity and directionality for use in a carbon nanotube‐based compact X‐ray tube	15
Technical note: System uncertainty on four‐ and eight‐channel parallel RF transmission for safe MRI of deep brain stimulation devices	15
Radiobiological impact of gadolinium neutron capture from proton therapy and alternative neutron sources using TOPAS‐nBio	15
Reliable multi‐modal medical image‐to‐image translation independent of pixel‐wise aligned data	15
Evaluation of inverse treatment planning for gamma knife radiosurgery using fMRI brain activation maps as organs at risk	15