An automated geometric modeling framework in GATE for the design and optimization of high-sensitivity converging-beam SPECT collimators [0.03%]
一种用于高灵敏度汇聚型SPECT准直器设计与优化的自动几何建模框架(英)
Fenghua Weng,Gaoyu Chen,Yunlong Zan et al.
Fenghua Weng et al.
Objective:The trade-off between detection sensitivity and spatial resolution is a fundamental challenge in designing organ-dedicated SPECT collimators. While converging-hole geometries offer a solution, their optimization is often hindered ...
RTCMUNet: retinex-inspired feature modulation for breast ultrasound lesion segmentation [0.03%]
受retinex启发的乳腺超声病变分割的特征调制方法 RTCMUNet
Lin Ma,Wenjie Cai
Lin Ma
Breast ultrasound lesion segmentation remains challenging because heterogeneous echogenicity, speckle, posterior shadowing, and weak boundaries impair lesion-margin delineation.

Approach. We evaluate a CMU-Net-based implementation,...
Robustness of radiomics-based machine learning to real-world MRI distribution shifts: a phantom study [0.03%]
基于放射组学的机器学习对现实世界MRI分布偏移的鲁棒性：体模研究
Sarmad Ahmad Khan,Simon Bernatz,Zahra Moslehi et al.
Sarmad Ahmad Khan et al.
This study systematically investigates the robustness of radiomics-based machine learning models to distribution shifts caused by variations in MRI acquisition protocols and image segmentation strategies, and evaluates strategies for mainta...
Laser-driven particle accelerators for cancer therapy: a review of state-of-the-art techniques, challenges and opportunities [0.03%]
激光驱动粒子加速器在癌症治疗中的应用：前沿技术、挑战与机遇综述
Roumani Alabd,Daniel Robert Franklin
Roumani Alabd
Charged particle radiation therapy (such as electron, proton and heavy ion therapies) is presently delivered via large linear or circular electromagnetic particle accelerators. There is growing interest in laser plasma accelerators as an al...
Fetal specific absorbed fractions of ICRP pregnant-female mesh phantoms: methodology and dosimetric trends [0.03%]
ICRP孕妇模型胎儿吸收剂量计算的理论方法及剂量趋势研究
Bangho Shin,Suhyeon Kim,Hyeonil Kim et al.
Bangho Shin et al.
Objective: Recently, the ICRP developed the pregnant-female mesh-type reference computational phantoms (pfMRCPs) to assess radiation doses to the fetus. To support the generation of reference internal fetal dose coefficie...
Enhanced light extraction in flex-mold nanopatterned scintillators for TOF-PET [0.03%]
柔性模具纳米图案化闪烁体的增强光提取用于TOF-PET
Suyeon Hyeon,Suhan Choi,Guen Bae Ko et al.
Suyeon Hyeon et al.
Objective: Optical photon losses at the scintillator-photosensor interface limit both energy and coincidence time resolution (CTR) in time-of-flight positron emission tomography (TOF-PET) detectors. To address this challe...
An optically coupled hybrid semi-monolithic PET detector for simplified DOI and position decoding [0.03%]
一种用于简化DO判断位编码的光耦合混合半集成PET探测器
Yangyang Zhao,Hang Yang,Wenjie Huang et al.
Yangyang Zhao et al.
Objective: PET detectors that encode depth-of-interaction (DOI) while achieving high timing and energy resolution are essential for long axial field-of-view (FOV) clinical PET systems. In this work, we propose an opticall...
Environmental and auto-induced RF-EMF adult and children far-field exposure simulations between 450 MHz and 26 GHz [0.03%]
450MHz到26GHz环境和自动引起的RF-EMF成人和儿童远场暴露模拟
Robin Wydaeghe,Bram Stroobandt,Silvia Gallucci et al.
Robin Wydaeghe et al.
Objective: Children's exposure to radio-frequency electromagnetic fields (RF-EMF) above 6 GHz lacks characterization. No study spans sub-GHz cellular bands to millimeter wave while including child phantoms. This study qua...
Environmental and auto-induced RF-EMF adult and children far-field exposure simulations between 450 MHz and 26 GHz [0.03%]
450MHz到26GHz的环境和自动引起的RF-EMF成人和儿童远区暴露仿真研究
Robin Wydaeghe,Bram Stroobandt,Silvia Gallucci et al.
Robin Wydaeghe et al.
Objective: Children's exposure to radio-frequency electromagnetic fields (RF-EMF) above 6 GHz lacks characterization. No study spans sub-GHz cellular bands to millimeter wave while including child phantoms. This study qua...
Benjamin Kahlert,Michael Rückert,Azzaya Sengedorj et al.
Benjamin Kahlert et al.
Objective: The design and base-validation of a small-animal microwave
hyperthermia applicator for the adaptation of the clinically used BSD-500
hyperthermia device to function with mice. ...