SCI时时刷

search
+
Quantitative assessment of intra‐ and inter‐modality deformable image registration of the heart, left ventricle, and thoracic aorta on longitudinal 4D‐CT and MR images
Quantitative assessment of intra‐ and inter‐modality deformable image registration of the heart, left ventricle, and thoracic aorta on longitudinal 4D‐CT and MR images
Abstract Purpose Magnetic resonance imaging (MRI)-based investigations into radiotherapy (RT)-induced cardiotoxicity requi...
Image quality and acquisition time assessments for phase oversampling in compressed sensing sensitivity encoding: Comparison with conventional SENSE
Image quality and acquisition time assessments for phase oversampling in compressed sensing sensitivity encoding: Comparison with conventional SENSE
Abstract This study compared sensitivity encoding (SENSE) and compressed sensing sensitivity encoding (CS-SENSE) for phase...
Performance of a knowledge‐based planning model for optimizing intensity‐modulated radiotherapy plans for partial breast irradiation
Performance of a knowledge‐based planning model for optimizing intensity‐modulated radiotherapy plans for partial breast irradiation
Abstract Purpose To evaluate a knowledge-based (KB) planning model for RapidPlan, generated using a five-field intensity-m...
Validation of automated complex head and neck treatment planning with pencil beam scanning proton therapy
Validation of automated complex head and neck treatment planning with pencil beam scanning proton therapy
Abstract Background Pencil beam scanning (PBS) proton therapy offers dosimetric advantages for several treatment sites, in...
Combined maximum b‐value and echo time: A practical method for determining the signal‐to‐noise ratio for magnetic resonance images
Combined maximum b‐value and echo time: A practical method for determining the signal‐to‐noise ratio for magnetic resonance images
Abstract Purpose The aim of the present study is to develop a simple and practical method for measuring the signal-to-nois...
Differences in image density adjustment parameters on the image matching accuracy of a floor‐mounted kV X‐ray image‐guided radiation therapy system
Differences in image density adjustment parameters on the image matching accuracy of a floor‐mounted kV X‐ray image‐guided radiation therapy system
Abstract This study aimed to investigate the effect of two different image density adjustment parameters on the results of...
Comparison of dosimetric impact of intra‐fractional setup discrepancy between multiple‐ and single‐isocenter approaches in linac‐based stereotactic radiotherapy of multiple brain metastases
Comparison of dosimetric impact of intra‐fractional setup discrepancy between multiple‐ and single‐isocenter approaches in linac‐based stereotactic radiotherapy of multiple brain metastases
Abstract Introduction Treatment of multiple brain metastases by linac-based stereotactic radiotherapy (SRT) can employ eit...
Dosimetric evaluation of irradiation geometry and potential air gaps in an acrylic miniphantom used for external audit of absolute dose calibration for a hybrid 1.5 T MR‐linac system
Dosimetric evaluation of irradiation geometry and potential air gaps in an acrylic miniphantom used for external audit of absolute dose calibration for a hybrid 1.5 T MR‐linac system
Abstract Introduction To investigate the impact of partial lateral scatter (LS), backscatter (BS) and presence of air gaps...
Technical note: Partitioning of gated single photon emission computed tomography raw data for protocols optimization
Technical note: Partitioning of gated single photon emission computed tomography raw data for protocols optimization
Abstract Purpose Methodologies for optimization of SPECT image acquisition can be challenging due to imaging throughput, p...
Technical evaluation of the cone‐beam computed tomography imaging performance of a novel, mobile, gantry‐based X‐ray system for brachytherapy
Technical evaluation of the cone‐beam computed tomography imaging performance of a novel, mobile, gantry‐based X‐ray system for brachytherapy
Abstract Purpose A novel, mobile cone-beam computed tomography (CBCT) system for image-guided adaptive brachytherapy was r...
Corrections of photon beam profiles of small fields measured with ionization chambers using a three‐layer neural network
Corrections of photon beam profiles of small fields measured with ionization chambers using a three‐layer neural network
Abstract The purpose of this work is to study the feasibility of photon beam profile deconvolution using a feedforward neu...
Comparative analysis of two mathematical algorithms for the calculation of computed tomography perfusion parameters in the healthy and diseased pancreas
Comparative analysis of two mathematical algorithms for the calculation of computed tomography perfusion parameters in the healthy and diseased pancreas
Abstract Background The maximum slope (MS) and deconvolution (DC) algorithms are commonly used to post-process computed to...
Current state of the imaging physics workforce and financial model
Current state of the imaging physics workforce and financial model
Nearly every citizen depends, directly or indirectly, on the services of medical physicists to ensure high-quality and saf...
Adaptive radiation therapy strategies in the treatment of prostate cancer patients using hypofractionated VMAT
Adaptive radiation therapy strategies in the treatment of prostate cancer patients using hypofractionated VMAT
Abstract Purpose To perform a comprehensive evaluation of eight adaptive radiation therapy strategies in the treatment of ...
Mechanical and medical imaging properties of 3D‐printed materials as tissue equivalent materials
Mechanical and medical imaging properties of 3D‐printed materials as tissue equivalent materials
Abstract Three materials of polylactic acid (PLA), polyamide 12 (PA12), and light curing resin (LCR) were used to construc...
A hybrid approach based on deep learning and level set formulation for liver segmentation in CT images
A hybrid approach based on deep learning and level set formulation for liver segmentation in CT images
Abstract Accurate liver segmentation is essential for radiation therapy planning of hepatocellular carcinoma and absorbed ...
Differentiating the clinical and computed tomography imaging features of mixed epithelial and stromal tumors of the kidney to establish a treatment plan
Differentiating the clinical and computed tomography imaging features of mixed epithelial and stromal tumors of the kidney to establish a treatment plan
Abstract Objective To differentiate the clinical features and computed tomography imaging features in the two types of mix...
Validation of Monte Carlo dose calculation algorithm for CyberKnife multileaf collimator
Validation of Monte Carlo dose calculation algorithm for CyberKnife multileaf collimator
Abstract Purpose To commission and evaluate the Monte Carlo (MC) dose calculation algorithm for the CyberKnife equipped wi...
Fabrication and evaluation of bilateral Helmholtz radiofrequency coil for thermo‐stable breast image with reduced artifacts
Fabrication and evaluation of bilateral Helmholtz radiofrequency coil for thermo‐stable breast image with reduced artifacts
Abstract Purpose The positron emission tomography (PET)-magnetic resonance (MR) system is a newly emerging technique that ...
Varian ethos online adaptive radiotherapy for prostate cancer: Early results of contouring accuracy, treatment plan quality, and treatment time
Varian ethos online adaptive radiotherapy for prostate cancer: Early results of contouring accuracy, treatment plan quality, and treatment time
Abstract The Varian Ethos system allows for online adaptive treatments through the utilization of artificial intelligence ...
The measurement of entrance surface dose using optically stimulated luminescence dosimeters for determining average glandular dose in digital breast tomosynthesis: Measurement and simulation study
The measurement of entrance surface dose using optically stimulated luminescence dosimeters for determining average glandular dose in digital breast tomosynthesis: Measurement and simulation study
Abstract This study aimed to evaluate the feasibility of using optically stimulated luminescence dosimeters (OSLDs), nanoD...
Investigation of annular pancreas through multiple detector spiral CT (MDCT) and MRI
Investigation of annular pancreas through multiple detector spiral CT (MDCT) and MRI
Abstract Background and purpose To investigate annular pancreas in adults using imaging features displayed on computed tom...
Is Halcyon feasible for single thoracic or lumbar vertebral segment SBRT?
Is Halcyon feasible for single thoracic or lumbar vertebral segment SBRT?
Abstract Purpose Halcyon linear accelerators employ intensity-modulated radiation therapy (IMRT) and stereotactic body rad...
Topic modeling of maintenance logs for linac failure modes and trends identification
Topic modeling of maintenance logs for linac failure modes and trends identification
Abstract Purpose Medical linear accelerators (linacs) can fail in a multitude of different manners due to complex structur...
Assessment of log‐based fingerprinting system of Mobius3D with Elekta linear accelerators
Assessment of log‐based fingerprinting system of Mobius3D with Elekta linear accelerators
Abstract Purpose The purpose of this study was to investigate the matching error that occurs when the Mobius3D fingerprint...
Quantitative evaluation of dosimetric uncertainties in electron therapy by measurement and calculation using the electron Monte Carlo dose algorithm in the Eclipse treatment planning system
Quantitative evaluation of dosimetric uncertainties in electron therapy by measurement and calculation using the electron Monte Carlo dose algorithm in the Eclipse treatment planning system
Abstract In the electron beam radiation therapy, customized blocks are mostly used to shape treatment fields to generate c...
4DCT and VMAT for lung patients with irregular breathing
4DCT and VMAT for lung patients with irregular breathing
Abstract Purpose Irregular breathing in lung cancer patients is a common contra-indication to 4D computerized tomography (...
Deep learning‐based auto‐segmentation of clinical target volumes for radiotherapy treatment of cervical cancer
Deep learning‐based auto‐segmentation of clinical target volumes for radiotherapy treatment of cervical cancer
Abstract Objectives Because radiotherapy is indispensible for treating cervical cancer, it is critical to accurately and e...
Robustness of three external beam treatment techniques against inter‐fractional positional variations of the metal port in breast tissue expanders
Robustness of three external beam treatment techniques against inter‐fractional positional variations of the metal port in breast tissue expanders
Abstract Introduction Temporary breast tissue expanders contain a metal port that varies in position throughout the course...
A system for real‐time monitoring of breath‐hold via assessment of internal anatomy in tangential breast radiotherapy
A system for real‐time monitoring of breath‐hold via assessment of internal anatomy in tangential breast radiotherapy
Abstract The deep inspiration breath-hold (DIBH) technique assists in sparing the heart, lungs, and liver during breast ra...
阅读更多
format_indent_increase