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Automated 3D segmentation of prostate lesions from biparametric MRI (bp-MRI) is essential for reliable algorithmic analysis, but achieving high precision remains challenging. Volumetric methods must combine multiple modalities while…

Organ at risk (OAR) segmentation in computed tomography (CT) imagery is a difficult task for automated segmentation methods and can be crucial for downstream radiation treatment planning. U-net has become a de-facto standard for medical…

图像与视频处理 · 电气工程与系统科学 2024-02-27 Abdullah Nazib , Riad Hassan , Zahidul Islam , Clinton Fookes

Prostate radiotherapy is a well established curative oncology modality, which in future will use Magnetic Resonance Imaging (MRI)-based radiotherapy for daily adaptive radiotherapy target definition. However the time needed to delineate the…

图像与视频处理 · 电气工程与系统科学 2020-11-17 David Gillespie , Connah Kendrick , Ian Boon , Cheng Boon , Tim Rattay , Moi Hoon Yap

Despite the widespread use of deep learning methods for semantic segmentation of images that are acquired from a single source, clinicians often use multi-domain data for a detailed analysis. For instance, CT and MRI have advantages over…

图像与视频处理 · 电气工程与系统科学 2020-06-09 Bora Baydar , Savas Ozkan , A. Emre Kavur , N. Sinem Gezer , M. Alper Selver , Gozde Bozdagi Akar

Accurate segmentation of the prostate gland in multiparametric MRI (mpMRI) is a fundamental step for a wide range of clinical and research applications, including image registration, volume estimation, and radiomic analysis. However, manual…

Convolutional networks have become state-of-the-art techniques for automatic medical image analysis, with the U-net architecture being the most popular at this moment. In this article we report the application of a 3D version of U-net to…

计算机视觉与模式识别 · 计算机科学 2018-06-20 Germonda Mooij , Ines Bagulho , Henkjan Huisman

Thyroid nodule classification and segmentation in ultrasound images are crucial for computer-aided diagnosis; however, they face limitations owing to insufficient labeled data. In this study, we proposed a multi-view contrastive…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Jian Wang , Xin Yang , Xiaohong Jia , Wufeng Xue , Rusi Chen , Yanlin Chen , Xiliang Zhu , Lian Liu , Yan Cao , Jianqiao Zhou , Dong Ni , Ning Gu

Quality of deep convolutional neural network predictions strongly depends on the size of the training dataset and the quality of the annotations. Creating annotations, especially for 3D medical image segmentation, is time-consuming and…

图像与视频处理 · 电气工程与系统科学 2023-05-11 Matin Hosseinzadeh , Anindo Saha , Joeran Bosma , Henkjan Huisman

In this paper, we proposed a novel architecture of convolutional neural network (CNN), namely Z-net, for segmenting prostate from magnetic resonance images (MRIs). In the proposed Z-net, 5 pairs of Z-block and decoder Z-block with different…

图像与视频处理 · 电气工程与系统科学 2019-01-21 Yue Zhang , Jiong Wu , Wanli Chen , Yifan Chen , Xiaoying Tang

Automated radiology report generation offers an effective solution to alleviate radiologists' workload. However, most existing methods focus primarily on single or fixed-view images to model current disease conditions, which limits…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Kang Liu , Zhuoqi Ma , Xiaolu Kang , Yunan Li , Kun Xie , Zhicheng Jiao , Qiguang Miao

Often in medical imaging, it is prohibitively challenging to produce enough boundary annotations to train deep neural networks for accurate tumor segmentation. We propose the use of weak labels about whether an image presents tumor or…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Eugene Vorontsov , Pavlo Molchanov , Christopher Beckham , Jan Kautz , Samuel Kadoury

Multifractal analysis has revealed regularities in many self-seeding phenomena, yet its use in modern deep learning remains limited. Existing end-to-end multifractal methods rely on heavy pooling or strong feature-space decimation, which…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Miguel L. Martins , Miguel T. Coimbra , Francesco Renna

Background: Breast ultrasound is prominently used in diagnosing breast tumors. At present, many automatic systems based on deep learning have been developed to help radiologists in diagnosis. However, training such systems remains…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Yunxin Tang , Siyuan Tang , Jian Zhang , Hao Chen

Prostate cancer is the second-most frequently diagnosed cancer and the sixth leading cause of cancer death in males worldwide. The main problem that specialists face during the diagnosis of prostate cancer is the localization of Regions of…

图像与视频处理 · 电气工程与系统科学 2022-07-21 Pablo Cesar Quihui-Rubio , Gilberto Ochoa-Ruiz , Miguel Gonzalez-Mendoza , Gerardo Rodriguez-Hernandez , Christian Mata

Accurate segmentation of prostate tumours from PET images presents a formidable challenge in medical image analysis. Despite considerable work and improvement in delineating organs from CT and MR modalities, the existing standards do not…

图像与视频处理 · 电气工程与系统科学 2024-07-16 Shrajan Bhandary , Dejan Kuhn , Zahra Babaiee , Tobias Fechter , Simon K. B. Spohn , Constantinos Zamboglou , Anca-Ligia Grosu , Radu Grosu

Automatic prostate segmentation in transrectal ultrasound (TRUS) images is of essential importance for image-guided prostate interventions and treatment planning. However, developing such automatic solutions remains very challenging due to…

图像与视频处理 · 电气工程与系统科学 2024-03-05 Yi Wang , Haoran Dou , Xiaowei Hu , Lei Zhu , Xin Yang , Ming Xu , Jing Qin , Pheng-Ann Heng , Tianfu Wang , Dong Ni

Real-time localization of prostate gland in trans-rectal ultrasound images is a key technology that is required to automate the ultrasound guided prostate biopsy procedures. In this paper, we propose a new deep learning based approach which…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Ahmet Tuysuzoglu , Jeremy Tan , Kareem Eissa , Atilla P. Kiraly , Mamadou Diallo , Ali Kamen

Purpose: To develop and validate a computer tool for automatic and simultaneous segmentation of body composition depicted on computed tomography (CT) scans for the following tissues: visceral adipose (VAT), subcutaneous adipose (SAT),…

图像与视频处理 · 电气工程与系统科学 2021-12-17 Lucy Pu , Syed F. Ashraf , Naciye S Gezer , Iclal Ocak , Rajeev Dhupar

Addressing performance degradation in 3D LiDAR semantic segmentation due to domain shifts (e.g., sensor type, geographical location) is crucial for autonomous systems, yet manual annotation of target data is prohibitive. This study…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Abhishek Kaushik , Norbert Haala , Uwe Soergel

The utilisation of deep learning segmentation algorithms that learn complex organs and tissue patterns and extract essential regions of interest from the noisy background to improve the visual ability for medical image diagnosis has…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Yanming Guo