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Related papers: Dealing with All-stage Missing Modality: Towards A…

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Ophthalmologists typically require multimodal data sources to improve diagnostic accuracy in clinical decisions. However, due to medical device shortages, low-quality data and data privacy concerns, missing data modalities are common in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Chengzhi Liu , Zile Huang , Zhe Chen , Feilong Tang , Yu Tian , Zhongxing Xu , Zihong Luo , Yalin Zheng , Yanda Meng

Self-supervised learning is an efficient pre-training method for medical image analysis. However, current research is mostly confined to specific-modality data pre-training, consuming considerable time and resources without achieving…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Yiwen Ye , Yutong Xie , Jianpeng Zhang , Ziyang Chen , Qi Wu , Yong Xia

An active challenge in developing multimodal machine learning (ML) models for healthcare is handling missing modalities during training and deployment. As clinical datasets are inherently temporal and sparse in terms of modality presence,…

Machine Learning · Computer Science 2026-05-08 Andrew Wang , Ellie Pavlick , Ritambhara Singh

Multimodal magnetic resonance imaging (MRI) provides complementary information for sub-region analysis of brain tumors. Plenty of methods have been proposed for automatic brain tumor segmentation using four common MRI modalities and…

Image and Video Processing · Electrical Eng. & Systems 2023-03-10 Hong Liu , Dong Wei , Donghuan Lu , Jinghan Sun , Liansheng Wang , Yefeng Zheng

Existing multimodal tasks mostly target at the complete input modality setting, i.e., each modality is either complete or completely missing in both training and test sets. However, the randomly missing situations have still been…

Computation and Language · Computer Science 2022-10-25 Wei Han , Hui Chen , Min-Yen Kan , Soujanya Poria

Multimodal data plays a critical role in web-based recommendation systems, where information from diverse modalities such as vision and text enhances representation learning. However, real-world multimodal datasets often suffer from…

Information Retrieval · Computer Science 2026-05-04 Yuan Li , Jun Hu , Jiaxin Jiang , Bryan Hooi , Bingsheng He

Real-time decoding of target variables from multiple simultaneously recorded neural time-series modalities, such as discrete spiking activity and continuous field potentials, is important across various neuroscience applications. However, a…

Machine Learning · Computer Science 2025-12-16 Eray Erturk , Maryam M. Shanechi

Current vision-language models have been explored for multi-modal embedding tasks like information retrieval. However, they face significant challenges in real-world queries and targets involving diverse modality combinations, as existing…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Jiajun Qin , Yuan Pu , Zhuolun He , Seunggeun Kim , David Z. Pan , Bei Yu

Missing data is a common problem in machine learning and in retrospective imaging research it is often encountered in the form of missing imaging modalities. We propose to take into account missing modalities in the design and training of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-26 Karin van Garderen , Marion Smits , Stefan Klein

Medical multi-modal pre-training has revealed promise in computer-aided diagnosis by leveraging large-scale unlabeled datasets. However, existing methods based on masked autoencoders mainly rely on data-level reconstruction tasks, but lack…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Yupei Zhang , Li Pan , Qiushi Yang , Tan Li , Zhen Chen

Missing modalities consistently lead to significant performance degradation in multimodal models. Existing approaches either synthesize missing modalities at high computational cost or apply prompt-based fine-tuning that relies only on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Hongye Zhu , Xuan Liu , Yanwen Ba , Jingye Xue , Shigeng Zhang

Generating multi-contrasts/modal MRI of the same anatomy enriches diagnostic information but is limited in practice due to excessive data acquisition time. In this paper, we propose a novel deep-learning model for joint reconstruction and…

Image and Video Processing · Electrical Eng. & Systems 2022-06-30 Wanyu Bian , Qingchao Zhang , Xiaojing Ye , Yunmei Chen

Multi-modal learning combines various modalities to provide a comprehensive understanding of real-world problems. A common strategy is to directly bind different modalities together in a specific joint embedding space. However, the…

Machine Learning · Computer Science 2026-02-09 Zhuo Huang , Runnan Chen , Bo Han , Gang Niu , Masashi Sugiyama , Tongliang Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Yi Gu , Kuniaki Saito , Jiaxin Ma

Deep learning-based brain tumor segmentation (BTS) models for multi-modal MRI images have seen significant advancements in recent years. However, a common problem in practice is the unavailability of some modalities due to varying scanning…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Weide Liu , Jingwen Hou , Xiaoyang Zhong , Huijing Zhan , Jun Cheng , Yuming Fang , Guanghui Yue

Recently, prompt learning has garnered considerable attention for its success in various Vision-Language (VL) tasks. However, existing prompt-based models are primarily focused on studying prompt generation and prompt strategies with…

Artificial Intelligence · Computer Science 2024-09-10 Ruiting Dai , Yuqiao Tan , Lisi Mo , Tao He , Ke Qin , Shuang Liang

In clinical practice, full imaging is not always feasible, often due to complex acquisition protocols, stringent privacy regulations, or specific clinical needs. However, missing MR modalities pose significant challenges for tasks like…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Aghiles Kebaili , Jérôme Lapuyade-Lahorgue , Pierre Vera , Su Ruan

Synthesizing missing modalities in multi-modal magnetic resonance imaging (MRI) is vital for ensuring diagnostic completeness, particularly when full acquisitions are infeasible due to time constraints, motion artifacts, and patient…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Yue Zhang , Zhizheng Zhuo , Siyao Xu , Shan Lv , Zhaoxi Liu , Jun Qiu , Qiuli Wang , Yaou Liu , S. Kevin Zhou

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…

Machine Learning · Computer Science 2025-05-27 Pranav Poudel , Aavash Chhetri , Prashnna Gyawali , Georgios Leontidis , Binod Bhattarai

Multimodal learning assumes all modality combinations of interest are available during training to learn cross-modal correspondences. In this paper, we challenge this modality-complete assumption for multimodal learning and instead strive…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Yunhua Zhang , Hazel Doughty , Cees G. M. Snoek