Uncertainty quantification of U-Net based segmentation tool using conformal prediction [0.03%]
基于U-Net的分割工具的校合预测不确定性量化方法研究
Bailey J Borden,John B Graham-Knight,Patricia Lasserre et al.
Bailey J Borden et al.
Background: The radiation therapy treatment process is very labour intensive, and artificial intelligence (AI) based auto contouring tools are increasingly being adopted to improve efficiency. However, current acceptance ...
Yujie Yao,Yunsen Liang,Wen Xiao et al.
Yujie Yao et al.
Background: Low-dose computed tomography (LDCT) is widely used to reduce radiation exposure, but the reduced photon budget amplifies quantum noise and can introduce structured artifacts that obscure subtle boundaries and ...
A dosimetric analysis of a rotating gamma ray system and volumetric modulated arc therapy in retrospective replanning for primary liver cancer [0.03%]
立体旋转伽马射线系统和体积调强弧形治疗技术在原发性肝癌回顾性重规划的剂量分析
Jiarui Zhang,Siming Shi,Jingran Wu et al.
Jiarui Zhang et al.
Background: This study is a retrospective replanning study. For primary liver cancer, radiotherapy is vital for inoperable patients; however, dosimetric data comparing the rotating gamma ray system (RGS) and volumetric mo...
Design and validation of a deep learning GAN for predicting 1 7 7Lu dose voxel kernels using GATE/GEANT4 Monte Carlo and IDAC-Dose 2.1 in phantom dosimetry [0.03%]
基于GATE / GEANT4蒙特卡洛和IDAC-Dose 2.1的深度学习GAN的设计与验证，用于预测体模剂量学中的177Lu剂量体积核
Otieno Erick Kapis,Muchai Ian Kaniu,Iaccarino Giuseppe et al.
Otieno Erick Kapis et al.
Background: The rapid evolution of deep learning (DL), particularly the emergence of generative adversarial networks (GANs) has demonstrated strong potential for generating high-resolution, voxel-level dosimetric data. Ho...
The illusory correlation between geometrical similarity and physician satisfaction in heart auto-segmentation revealed by a physician-blind test [0.03%]
一项医师盲测结果揭晓几何相似度与医师满意度之间虚幻相关性的真相
Jae Choon Lee,Eun Jeong Heo,Song Heui Cho et al.
Jae Choon Lee et al.
Background: Auto-segmentation tools are essential in adaptive radiation therapy (ART). While evaluation typically relies on geometric metrics like Dice similarity coefficient (DSC), high scores do not always translate to ...
Cross-anatomical evaluation of a deep-learning auto-contouring system: qualitative, geometric, and dosimetric validation [0.03%]
基于深度学习的自动勾画系统跨解剖结构验证：定性、几何和剂量学认证
Sara Endo,Masaki Nakamura,Takeshi Fujisawa et al.
Sara Endo et al.
Background: Accurate and consistent delineation of target and normal structures is essential for safe and effective radiotherapy. Compared with manual or atlas-based methods, deep learning-based auto-contouring has demons...
Establishment and validation of a FLUKA radiation model for a medical electron linear accelerator room based on a virtual source [0.03%]
基于虚拟源建立和验证医用电子直线加速器间FLUKA辐射模型
Zhixin Wang,Liuqing Jiang,Huashan Sheng et al.
Zhixin Wang et al.
Purpose: In Monte Carlo (MC) simulations of medical electron linear accelerator (linac) rooms using FLUKA, time-consuming modeling and simulation of the accelerator head are typically required, and FLUKA cannot directly r...
Automatic adaptive radiotherapy triggering based on CBCT using deep learning for esophageal cancer underwent volumetric modulated arc therapy [0.03%]
基于CBCT的深度学习自动自适应调强放疗触发系统在食道癌中的应用研究
Juebin Jin,Jiayi Xu,Yapeng Liu et al.
Juebin Jin et al.
Background: Esophageal cancer (EC) is a highly fatal malignancy for which radiotherapy plays a critical role in treatment. However, anatomical changes during radiotherapy can lead to increased doses to surrounding organs ...
Solid-state dosimeters have rendered ionization chambers obsolete for routine diagnostic X-ray quality control [0.03%]
固体剂量计已取代电离室成为常规诊断X射线质量控制的首选方法
Allen R Goode,Kevin A Wunderle,David W Jordan
Allen R Goode
Today's diagnostic medical physicist finds a broad variety of instruments available to make the numerous quality control (QC) measurements needed for routine equipment evaluations. One of the distinguishing features of different options is ...
Dosimetric comparison of FF and FFF modes under non-ideal bolus-fitting conditions for post-mastectomy chest wall irradiations [0.03%]
非理想条件下胸壁适形补块的射线治疗剂量学对比研究
Long-Gang Gui,Yin Poo
Long-Gang Gui
Background: In post-mastectomy radiotherapy, tissue-equivalent bolus is routinely used to ensure adequate skin dose. However, achieving perfect contact on curved chest walls is challenging, often resulting in non-uniform ...