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We propose a new deep learning method for tumour segmentation when dealing with missing imaging modalities. Instead of producing one network for each possible subset of observed modalities or using arithmetic operations to combine feature…

图像与视频处理 · 电气工程与系统科学 2019-10-22 Reuben Dorent , Samuel Joutard , Marc Modat , Sébastien Ourselin , Tom Vercauteren

In real world clinical environments, training and applying deep learning models on multi-modal medical imaging data often struggles with partially incomplete data. Standard approaches either discard missing samples, require imputation or…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Christoph Fürböck , Paul Weiser , Branko Mitic , Philipp Seeböck , Thomas Helbich , Georg Langs

Multimodal magnetic resonance imaging (MRI) constitutes the first line of investigation for clinicians in the care of brain tumors, providing crucial insights for surgery planning, treatment monitoring, and biomarker identification.…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Lucas Robinet , Ahmad Berjaoui , Elizabeth Cohen-Jonathan Moyal

Gliomas are one of the most prevalent types of primary brain tumours, accounting for more than 30\% of all cases and they develop from the glial stem or progenitor cells. In theory, the majority of brain tumours could well be identified…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Reza Azad , Nika Khosravi , Dorit Merhof

Multimodal data collected from the real world are often imperfect due to missing modalities. Therefore multimodal models that are robust against modal-incomplete data are highly preferred. Recently, Transformer models have shown great…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Mengmeng Ma , Jian Ren , Long Zhao , Davide Testuggine , Xi Peng

F3-Net is a foundation model designed to overcome persistent challenges in clinical medical image segmentation, including reliance on complete multimodal inputs, limited generalizability, and narrow task specificity. Through flexible…

计算机视觉与模式识别 · 计算机科学 2025-07-14 Seyedeh Sahar Taheri Otaghsara , Reza Rahmanzadeh

As medical diagnoses increasingly leverage multimodal data, machine learning models are expected to effectively fuse heterogeneous information while remaining robust to missing modalities. In this work, we propose a novel multimodal…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Yi Gu , Kuniaki Saito , Jiaxin Ma

The missing modality issue is critical but non-trivial to be solved by multi-modal models. Current methods aiming to handle the missing modality problem in multi-modal tasks, either deal with missing modalities only during evaluation or…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Hu Wang , Yuanhong Chen , Congbo Ma , Jodie Avery , Louise Hull , Gustavo Carneiro

Multimodal federated learning holds immense potential for collaboratively training models from multiple sources without sharing raw data, addressing both data scarcity and privacy concerns, two key challenges in healthcare. A major…

机器学习 · 计算机科学 2025-05-27 Pranav Poudel , Aavash Chhetri , Prashnna Gyawali , Georgios Leontidis , Binod Bhattarai

Brain lesion segmentation plays an essential role in neurological research and diagnosis. As brain lesions can be caused by various pathological alterations, different types of brain lesions tend to manifest with different characteristics…

图像与视频处理 · 电气工程与系统科学 2024-07-17 Xinru Zhang , Ni Ou , Berke Doga Basaran , Marco Visentin , Mengyun Qiao , Renyang Gu , Cheng Ouyang , Yaou Liu , Paul M. Matthew , Chuyang Ye , Wenjia Bai

Multi-modal medical images provide complementary soft-tissue characteristics that aid in the screening and diagnosis of diseases. However, limited scanning time, image corruption and various imaging protocols often result in incomplete…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Yue Zhang , Chengtao Peng , Qiuli Wang , Dan Song , Kaiyan Li , S. Kevin Zhou

Multimodal MRI provides critical complementary information for accurate brain tumor segmentation. However, conventional methods struggle when certain modalities are missing due to issues such as image quality, protocol inconsistencies,…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Runze Cheng , Xihang Qiu , Ming Li , Ye Zhang , Chun Li , Fei Yu

In this paper, we propose SimMLM, a simple yet powerful framework for multimodal learning with missing modalities. Unlike existing approaches that rely on sophisticated network architectures or complex data imputation techniques, SimMLM…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Sijie Li , Chen Chen , Jungong Han

Magnetic resonance imaging (MRI) is a widely used neuroimaging technique that can provide images of different contrasts (i.e., modalities). Fusing this multi-modal data has proven particularly effective for boosting model performance in…

计算机视觉与模式识别 · 计算机科学 2020-02-13 Tao Zhou , Huazhu Fu , Geng Chen , Jianbing Shen , Ling Shao

Accurate brain tumor segmentation using multiparametric MRI is critical for effective treatment planning. However, in clinical settings, complete acquisition of all MRI sequences is not always possible. The absence of certain MRI modalities…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Danish Ali , Ajmal Mian , Naveed Akhtar , Ghulam Mubashar Hassan

In this paper, we consider the problem of multimodal data analysis with a use case of audiovisual emotion recognition. We propose an architecture capable of learning from raw data and describe three variants of it with distinct modality…

计算机视觉与模式识别 · 计算机科学 2022-01-27 Kateryna Chumachenko , Alexandros Iosifidis , Moncef Gabbouj

Multimodal learning leverages complementary information derived from different modalities, thereby enhancing performance in medical image segmentation. However, prevailing multimodal learning methods heavily rely on extensive well-annotated…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Xiaogen Zhou , Yiyou Sun , Min Deng , Winnie Chiu Wing Chu , Qi Dou

Despite recent progress on semantic segmentation, there still exist huge challenges in medical ultra-resolution image segmentation. The methods based on multi-branch structure can make a good balance between computational burdens and…

计算机视觉与模式识别 · 计算机科学 2020-02-20 Tong Wu , Yuan Xie , Yanyun Qu , Bicheng Dai , Shuxin Chen

Brain MRI scans are often found in four modalities, consisting of T1-weighted with and without contrast enhancement (T1ce and T1w), T2-weighted imaging (T2w), and Flair. Leveraging complementary information from these different modalities…

图像与视频处理 · 电气工程与系统科学 2025-09-22 Bhavesh Sandbhor , Bheeshm Sharma , Balamurugan Palaniappan

In the field of multimodal segmentation, the correlation between different modalities can be considered for improving the segmentation results. Considering the correlation between different MR modalities, in this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Tongxue Zhou , Su Ruan , Pierre Vera , Stéphane Canu