Evaluating impact of medium variation on dose calculated through planning system in a low cost in-house phantom [0.03%]
评估介质变化对自制低成本体模内计划系统剂量计算的影响
Amit Saini,V P Pandey,Avtar Singh et al.
Amit Saini et al.
Purpose: In radiotherapy, accuracy in dose estimation of dose calculation methods is critical. The influence of deformity on radiation dose calculations derived by planning system is evaluated in present study. The goal of study was to crea...
A few-shot U-Net deep learning model for lung cancer lesion segmentation via PET/CT imaging [0.03%]
基于PET/CT影像的Few-Shot U-Net深度学习模型在肺癌病灶分割中的应用研究
Nicholas E Protonotarios,Iason Katsamenis,Stavros Sykiotis et al.
Nicholas E Protonotarios et al.
Over the past few years, positron emission tomography/computed tomography (PET/CT) imaging for computer-aided diagnosis has received increasing attention. Supervised deep learning architectures are usually employed for the detection of abno...
Characterization of an advanced cone beam CT (CBCT) reconstruction algorithm used for dose calculation on Varian Halcyon linear accelerators [0.03%]
表征瓦里安哈尔西翁直线加速器剂量计算所用的先进锥形束ct(cBCT)重建算法
Yunfei Hu,Marius Arnesen,Trent Aland
Yunfei Hu
In this study, the performance of a new iterative reconstruction algorithm, the pre-clinical AcurosXB iCBCT algorithm, has been characterized on Varian Halcyon linear accelerators with respect to the potential of radiotherapy dose calculati...
Development of a computational phantom for validation of automated noise measurement in CT images [0.03%]
一种用于验证CT图像中自动噪声测量的计算体模的开发
Choirul Anam,Heri Sutanto,Kusworo Adi et al.
Choirul Anam et al.
The purpose of this study was to develop a computational phantom for validation of automatic noise calculations applied to all parts of the body, to investigate kernel size in determining noise, and to validate the accuracy of automatic noi...
D-optimal design of b-values for precise intra-voxel incoherent motion imaging [0.03%]
精确的体内不相干运动成像的b值D-最优设计
Mario Sansone,Roberta Fusco,Antonella Petrillo
Mario Sansone
The aim of this paper is to optimally design the set ofb-values for diffusion weighted MRI with the aim of precise estimation of intra-voxel incoherent motion (IVIM) parameters (fperfusion fraction,Dsslow diffusion,Df fast diffusion) accord...
CPU-GPU coupling independent reaction times method in NASIC and application in water radiolysis by FLASH irradiation [0.03%]
CPU-GPU耦合独立反应时间法在NASIC中的应用及FLASH辐照下水中辐射分解问题的研究
Ankang Hu,Rui Qiu,Zhen Wu et al.
Ankang Hu et al.
The mechanism of the FLASH effect remains unclear and could be revealed by studying chemical reactions during irradiation. Monte Carlo simulation of the radiolytic species is an effective tool to analyze chemical reactions, but the simulati...
J Rapp,P Braun,W Hemmert et al.
J Rapp et al.
Peripheral magnetic stimulation is a promising technique for several applications like rehabilitation or diagnose of neuronal pathways. However, most available magnetic stimulation devices are designed for transcranial stimulation and requi...
Comparative study on application of177Lu-labeled rituximab, tetulomab, cetuximab and huA33 monoclonal antibodies to targeted radionuclide therapy [0.03%]
177卢标记利妥昔单抗、替图单抗、西妥昔单抗和人源化A33单克隆抗体在靶向核素治疗中的应用比较研究
Hesham Mh Zakaly,Mostafa Y A Mostafa,Sergey Dzholumbetov et al.
Hesham Mh Zakaly et al.
PurposeDose coefficients from rituximab, tetulomab, cetuximab, and huA33 monoclonal antibodies labelled with the radionuclide177Lu were estimated for human organs and tumours via a theoretical simulation based on experimental results.Method...
Comparative Study
Biomedical physics & engineering express. 2020 Dec 21;7(1). DOI:10.1088/2057-1976/abd307 2020
Imran Khan,Sunil Kumar,Sushil Kumar et al.
Imran Khan et al.
An empirical model for small circular electron fields was developed. This can be of great help in the treatment planning process for small circular electron fields. A complete dosimetric analysis of the circular fields defined by electron c...
Investigating aperture-based approximations to model a focused dynamic collimation system for pencil beam scanning proton therapy [0.03%]
基于孔径的近似方法建模笔形束扫描质子治疗动态狭缝系统的研究
Nicholas P Nelson,Wesley S Culberson,Daniel E Hyer et al.
Nicholas P Nelson et al.
Purpose. The Dynamic Collimation System (DCS) is an energy layer-specific collimation device designed to reduce the lateral penumbra in pencil beam scanning proton therapy. The DCS consists of two pairs of nickel trimmers that rapidly and i...