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相关论文: AI-Based Detection of Temporal Changes in MR-Linac…

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The MR-Linac can enable real-time radiotherapy adaptation. However, real-time image acquisition is restricted to 2D to obtain sufficient spatial resolution, hindering accurate 3D segmentation. By reducing spatial resolution fast 3D imaging…

医学物理 · 物理学 2023-10-18 Samuel Fransson , David Tilly , Robin Strand

We evaluated the temporal performance of a deep learning (DL) based artificial intelligence (AI) model for auto segmentation in prostate radiotherapy, seeking to correlate its efficacy with changes in clinical landscapes. Our study involved…

图像与视频处理 · 电气工程与系统科学 2023-11-17 Biling Wang , Michael Dohopolski , Ti Bai , Junjie Wu , Raquibul Hannan , Neil Desai , Aurelie Garant , Daniel Yang , Dan Nguyen , Mu-Han Lin , Robert Timmerman , Xinlei Wang , Steve Jiang

In radiotherapy, the internal movement of organs between treatment sessions causes errors in the final radiation dose delivery. Motion models can be used to simulate motion patterns and assess anatomical robustness before delivery.…

Morphological analysis of longitudinal MR images plays a key role in monitoring disease progression for prostate cancer patients, who are placed under an active surveillance program. In this paper, we describe a learning-based image…

图像与视频处理 · 电气工程与系统科学 2020-11-05 Qianye Yang , Yunguan Fu , Francesco Giganti , Nooshin Ghavami , Qingchao Chen , J. Alison Noble , Tom Vercauteren , Dean Barratt , Yipeng Hu

Objective: Machine learning (ML) based radiation treatment (RT) planning addresses the iterative and time-consuming nature of conventional inverse planning. Given the rising importance of Magnetic resonance (MR) only treatment planning…

医学物理 · 物理学 2022-06-13 Aly Khalifa , Jeff Winter , Inmaculada Navarro , Chris McIntosh , Thomas G. Purdie

Prostate cancer diagnosis through MR imaging have currently relied on radiologists' interpretation, whilst modern AI-based methods have been developed to detect clinically significant cancers independent of radiologists. In this study, we…

图像与视频处理 · 电气工程与系统科学 2026-01-09 Xiangcen Wu , Yipei Wang , Qianye Yang , Natasha Thorley , Shonit Punwani , Veeru Kasivisvanathan , Ester Bonmati , Yipeng Hu

The PI-CAI (Prostate Imaging: Cancer AI) challenge led to expert-level diagnostic algorithms for clinically significant prostate cancer detection. The algorithms receive biparametric MRI scans as input, which consist of T2-weighted and…

图像与视频处理 · 电气工程与系统科学 2024-07-01 Alessa Hering , Sarah de Boer , Anindo Saha , Jasper J. Twilt , Mattias P. Heinrich , Derya Yakar , Maarten de Rooij , Henkjan Huisman , Joeran S. Bosma

Foundation models in medical imaging have shown promising label efficiency, achieving high performance on downstream tasks using only a fraction of the annotated data otherwise required. In this study, we evaluate this potential in the…

Magnetic resonance imaging-guided linear accelerators (MRI-Linacs) are an emerging treatment technology that enable online soft-tissue visualisation and adaptive radiotherapy. The Australian 1.0 T MRI-Linac employs a fixed, inline beamline,…

Neuroimaging-based prediction methods for intelligence and cognitive abilities have seen a rapid development in literature. Among different neuroimaging modalities, prediction based on functional connectivity (FC) has shown great promise.…

神经元与认知 · 定量生物学 2023-07-20 Yang Li , Xin Ma , Raj Sunderraman , Shihao Ji , Suprateek Kundu

Despite the significant potential of Foundation Models (FMs) in medical imaging, their application to prognosis prediction remains challenging due to data scarcity, class imbalance, and task complexity, which limit their clinical adoption.…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Filippo Ruffini , Elena Mulero Ayllon , Linlin Shen , Paolo Soda , Valerio Guarrasi

Artificial intelligence-based radiation therapy (RT) planning has the potential to reduce planning time and inter-planner variability, improving efficiency and consistency in clinical workflows. Most existing automated approaches rely on…

With the increasingly widespread adoption of AI in healthcare, maintaining the accuracy and reliability of AI models in clinical practice has become crucial. In this context, we introduce novel methods for monitoring the performance of…

人工智能 · 计算机科学 2023-11-27 Vasantha Kumar Venugopal , Abhishek Gupta , Rohit Takhar , Vidur Mahajan

The application of artificial intelligence (AI) in medical imaging has revolutionized diagnostic practices, enabling advanced analysis and interpretation of radiological data. This study presents a comprehensive evaluation of…

图像与视频处理 · 电气工程与系统科学 2025-07-22 Zhijin He , Alan B. McMillan

Head and neck cancer (HNC) patients who undergo radiotherapy (RT) may experience anatomical changes during treatment, compromising the validity of the initial treatment plan, necessitating replanning. However, replanning disrupts clinical…

The confocal microwave imaging (CMI) algorithm, which is used in radar imaging, has been applied to microwave medical imaging (MMI) [1, 2]. In MMI, the diseased region to be imaged has different electromagnetic characteristics from that of…

医学物理 · 物理学 2024-10-01 Wenyi Shao , Beibei Zhou , Gang Wang

Image registration is useful for quantifying morphological changes in longitudinal MR images from prostate cancer patients. This paper describes a development in improving the learning-based registration algorithms, for this challenging…

Background: Deep learning has presented great potential in accurate MR image segmentation when enough labeled data are provided for network optimization. However, manually annotating 3D MR images is tedious and time-consuming, requiring…

图像与视频处理 · 电气工程与系统科学 2023-12-19 Yousuf Babiker M. Osman , Cheng Li , Weijian Huang , Shanshan Wang

Artificial intelligence (AI) techniques have significant potential to enable effective, robust and automated image phenotyping including identification of subtle patterns. AI-based detection searches the image space to find the regions of…

医学物理 · 物理学 2022-01-17 Fereshteh Yousefirizi , Pierre Decazes , Amine Amyar , Su Ruan , Babak Saboury , Arman Rahmim

Artificial Intelligence (AI) based image analysis has an immense potential to support diagnostic histopathology, including cancer diagnostics. However, developing supervised AI methods requires large-scale annotated datasets. A potentially…

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