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One of the current issues in Brain-Computer Interface is how to deal with noisy Electroencephalography measurements organized as multidimensional datasets. On the other hand, recently, significant advances have been made in multidimensional…

Quantitative Methods · Quantitative Biology 2018-07-27 Jordi Sole-Casals , Cesar F. Caiafa , Qibin Zhao , Adrzej Cichocki

Missing data represents a fundamental challenge in machine learning applications, often reducing model performance and reliability. This problem is particularly acute in fields like bioinformatics and clinical machine learning, where…

Machine Learning · Computer Science 2025-09-04 Fatemeh Azad , Zoran Bosnić , Matjaž Kukar

Healthcare relies on multiple types of data, such as medical images, genetic information, and clinical records, to improve diagnosis and treatment. However, missing data is a common challenge due to privacy restrictions, cost, and technical…

Machine Learning · Computer Science 2025-03-13 Nazanin Moradinasab , Saurav Sengupta , Jiebei Liu , Sana Syed , Donald E. Brown

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

Using model weights pretrained on a high-resource language as a warm start can reduce the need for data and compute to obtain high-quality language models for other, especially low-resource, languages. However, if we want to use a new…

Computation and Language · Computer Science 2024-04-05 Konstantin Dobler , Gerard de Melo

Multimodal machine learning with missing modalities is an increasingly relevant challenge arising in various applications such as healthcare. This paper extends the current research into missing modalities to the low-data regime, i.e., a…

Machine Learning · Computer Science 2024-03-27 Zhuo Zhi , Ziquan Liu , Moe Elbadawi , Adam Daneshmend , Mine Orlu , Abdul Basit , Andreas Demosthenous , Miguel Rodrigues

The development of medical vision-language foundation models has attracted significant attention in the field of medicine and healthcare due to their promising prospect in various clinical applications. While previous studies have commonly…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Weijian Huang , Cheng Li , Hong-Yu Zhou , Jiarun Liu , Hao Yang , Yong Liang , Guangming Shi , Hairong Zheng , Shanshan Wang

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,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Runze Cheng , Xihang Qiu , Ming Li , Ye Zhang , Chun Li , Fei Yu

Both electronic health records and personal health records are typically organized by data type, with medical problems, medications, procedures, and laboratory results chronologically sorted in separate areas of the chart. As a result, it…

Machine Learning · Computer Science 2020-08-10 James Mullenbach , Jordan Swartz , T. Greg McKelvey , Hui Dai , David Sontag

Recently, there is a revival of interest in low-rank matrix completion-based unsupervised learning through the lens of dual-graph regularization, which has significantly improved the performance of multidisciplinary machine learning tasks…

Machine Learning · Computer Science 2022-09-07 Yangge Chen , Lei Cheng , Yik-Chung Wu

Large language models hold promise for addressing medical challenges, such as medical diagnosis reasoning, research knowledge acquisition, clinical decision-making, and consumer health inquiry support. However, they often generate…

Computation and Language · Computer Science 2025-06-03 Zhe Chen , Yusheng Liao , Shuyang Jiang , Pingjie Wang , Yiqiu Guo , Yanfeng Wang , Yu Wang

Multi-omics data capture complex biomolecular interactions and provide insights into metabolism and disease. However, missing modalities hinder integrative analysis across heterogeneous omics. To address this, we present MOIRA (Multi-Omics…

Bayesian methods for low-rank matrix completion with noise have been shown to be very efficient computationally. While the behaviour of penalized minimization methods is well understood both from the theoretical and computational points of…

Statistics Theory · Mathematics 2015-04-08 The Tien Mai , Pierre Alquier

We consider the problem of high-dimensional channel estimation in fast time-varying millimeter-wave MIMO systems with a hybrid architecture. By exploiting the low-rank and sparsity properties of the channel matrix, we propose a two-phase…

Signal Processing · Electrical Eng. & Systems 2025-11-04 Tianyu Jiang , Yan Yang , Hongjin Liu , Runyu Han , Bo Ai , Mohsen Guizani

Hyperspectral image (HSI) unmixing is a challenging research problem that tries to identify the constituent components, known as endmembers, and their corresponding proportions, known as abundances, in the scene by analysing images captured…

Image and Video Processing · Electrical Eng. & Systems 2025-03-13 Chao Zhou , Wei Pu , Miguel Rodrigues

Low-rank matrix completion has been studied extensively under various type of categories. The problem could be categorized as noisy completion or exact completion, also active or passive completion algorithms. In this paper we focus on…

Machine Learning · Computer Science 2022-03-17 Ilqar Ramazanli

Deep learning-based models, when trained in a fully-supervised manner, can be effective in performing complex image analysis tasks, although contingent upon the availability of large labeled datasets. Especially in the medical imaging…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Ayaan Haque , Abdullah-Al-Zubaer Imran , Adam Wang , Demetri Terzopoulos

Multi-source translation systems translate from multiple languages to a single target language. By using information from these multiple sources, these systems achieve large gains in accuracy. To train these systems, it is necessary to have…

Computation and Language · Computer Science 2018-11-09 Yuta Nishimura , Katsuhito Sudoh , Graham Neubig , Satoshi Nakamura

Matrix completion tackles the task of predicting missing values in a low-rank matrix based on a sparse set of observed entries. It is often assumed that the observation pattern is generated uniformly at random or has a very specific…

Machine Learning · Statistics 2025-03-18 Yudong Chen , Xumei Xi , Christina Lee Yu

By "intelligently" fusing the complementary information across different views, multi-view learning is able to improve the performance of classification tasks. In this work, we extend the information bottleneck principle to a supervised…

Machine Learning · Computer Science 2022-04-25 Qi Zhang , Shujian Yu , Jingmin Xin , Badong Chen