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Manual brain tumor segmentation from MRI scans is challenging due to tumor heterogeneity, scarcity of annotated data, and class imbalance in medical imaging datasets. Synthetic data generated by generative models has the potential to…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Aditi Jahagirdar , Sameer Joshi

Brain tumor segmentation is often based on multiple magnetic resonance imaging (MRI). However, in clinical practice, certain modalities of MRI may be missing, which presents a more difficult scenario. To cope with this challenge, Knowledge…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Tianyi Liu , Zhaorui Tan , Muyin Chen , Xi Yang , Haochuan Jiang , Kaizhu Huang

Accurate and reliable tumor segmentation is essential in medical imaging analysis for improving diagnosis, treatment planning, and monitoring. However, existing segmentation models often lack robust mechanisms for quantifying the…

图像与视频处理 · 电气工程与系统科学 2025-03-14 Seyed Sina Ziaee , Farhad Maleki , Katie Ovens

Deep learning motivated by convolutional neural networks has been highly successful in a range of medical imaging problems like image classification, image segmentation, image synthesis etc. However for validation and interpretability, not…

图像与视频处理 · 电气工程与系统科学 2024-08-19 Abhinav Sagar

Accurate lung lesion segmentation from Computed Tomography (CT) images is crucial to the analysis and diagnosis of lung diseases such as COVID-19 and lung cancer. However, the smallness and variety of lung nodules and the lack of…

图像与视频处理 · 电气工程与系统科学 2022-04-15 Changwei Wang , Rongtao Xu , Shibiao Xu , Weiliang Meng , Jun Xiao , Xiaopeng Zhang

Most of the current state-of-the-art methods for tumor segmentation are based on machine learning models trained on manually segmented images. This type of training data is particularly costly, as manual delineation of tumors is not only…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

In this study, the main objective is to develop an algorithm capable of identifying and delineating tumor regions in breast ultrasound (BUS) and mammographic images. The technique employs two advanced deep learning architectures, namely…

图像与视频处理 · 电气工程与系统科学 2024-02-14 Mohsen Ahmadi , Masoumeh Farhadi Nia , Sara Asgarian , Kasra Danesh , Elyas Irankhah , Ahmad Gholizadeh Lonbar , Abbas Sharifi

In medical image analysis, Federated Learning (FL) stands out as a key technology that enables privacy-preserved, decentralized data processing, crucial for handling sensitive medical data. Currently, most FL models employ random…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Ming Li , Guang Yang

Computer-aided diagnosis (CAD) technology can assist clinicians in evaluating liver lesions and intervening with treatment in time. Although CAD technology has advanced in recent years, the application scope of existing datasets remains…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Zhe Liu , Kai Han , Siqi Ma , Yan Zhu , Jun Chen , Chongwen Lyu , Xinyi Qiu , Chengxuan Qian , Yuqing Song , Yi Liu , Liyuan Tian , Yang Ji , Yuefeng Li

The clinical management of breast cancer depends on an accurate understanding of the tumor and its anatomical context to adjacent tissues and landmark structures. This context may be provided by semantic segmentation methods; however,…

图像与视频处理 · 电气工程与系统科学 2023-11-29 Arda Pekis , Vignesh Kannan , Evandros Kaklamanos , Anu Antony , Snehal Patel , Tyler Earnest

Transformer-based foundation models (FMs) have recently demonstrated remarkable performance in medical image segmentation. However, scaling these models is challenging due to the limited size of medical image datasets within isolated…

图像与视频处理 · 电气工程与系统科学 2025-03-20 Yumin Zhang , Yan Gao , Haoran Duan , Hanqing Guo , Tejal Shah , Rajiv Ranjan , Bo Wei

The segmentation of brain tumors in multimodal MRIs is one of the most challenging tasks in medical image analysis. The recent state of the art algorithms solving this task is based on machine learning approaches and deep learning in…

图像与视频处理 · 电气工程与系统科学 2020-02-11 Dmitrii Lachinov , Elena Shipunova , Vadim Turlapov

Deep learning has shown promising contributions in medical image segmentation with powerful learning and feature representation abilities. However, it has limitations for reasoning with and combining imperfect (imprecise, uncertain, and…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Ling Huang

Accurate delineation of anatomical structures in volumetric CT scans is crucial for diagnosis and treatment planning. While AI has advanced automated segmentation, current approaches typically target individual structures, creating a…

Existing segmentation models trained on a single medical imaging dataset often lack robustness when encountering unseen organs or tumors. Developing a robust model capable of identifying rare or novel tumor categories not present during…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Rong Wu , Ziqi Chen , Liming Zhong , Heng Li , Hai Shu

Accurate tumor size measurement is a cornerstone of evaluating cancer treatment response. The most widely adopted standard for this purpose is the Response Evaluation Criteria in Solid Tumors (RECIST) v1.1, which relies on measuring the…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Agnar Martin Bjørnstad , Elias Stenhede , Arian Ranjbar

Automatic lymph node (LN) segmentation and detection for cancer staging are critical. In clinical practice, computed tomography (CT) and positron emission tomography (PET) imaging detect abnormal LNs. Despite its low contrast and variety in…

图像与视频处理 · 电气工程与系统科学 2022-12-23 Al-Akhir Nayan , Boonserm Kijsirikul , Yuji Iwahori

Motivated by the increasing popularity of transformers in computer vision, in recent times there has been a rapid development of novel architectures. While in-domain performance follows a constant, upward trend, properties like robustness…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Pau de Jorge , Riccardo Volpi , Philip Torr , Gregory Rogez

Foundation models refer to artificial intelligence (AI) models that are trained on massive amounts of data and demonstrate broad generalizability across various tasks with high accuracy. These models offer versatile, one-for-many or…

图像与视频处理 · 电气工程与系统科学 2024-11-06 Rina Bao , Erfan Darzi , Sheng He , Chuan-Heng Hsiao , Mohammad Arafat Hussain , Jingpeng Li , Atle Bjornerud , Ellen Grant , Yangming Ou

Neuro-oncology poses unique challenges for machine learning due to heterogeneous data and tumor complexity, limiting the ability of foundation models (FMs) to generalize across cohorts. Existing FMs also perform poorly in predicting…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Moinak Bhattacharya , Angelica P. Kurtz , Fabio M. Iwamoto , Prateek Prasanna , Gagandeep Singh