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Low-channel EEG devices are crucial for portable and entertainment applications. However, the low spatial resolution of EEG presents challenges in decoding low-channel motor imagery. This study introduces TSFF-Net, a novel network…

Machine Learning · Computer Science 2023-04-05 Zhengqing Miao , Meirong Zhao

Electroencephalography (EEG) has wide-ranging applications, from clinical diagnosis to brain-computer interfaces (BCIs). With the increasing volume and variety of EEG data, there has been growing interest in establishing foundation models…

Machine Learning · Computer Science 2025-10-21 Zitao Fang , Chenxuan Li , Hongting Zhou , Shuyang Yu , Guodong Du , Ashwaq Qasem , Yang Lu , Jing Li , Junsong Zhang , Sim Kuan Goh

Electroencephalogram (EEG)-based brain-computer interfaces (BCIs) face significant deployment challenges due to inter-subject variability, signal non-stationarity, and computational constraints. While test-time adaptation (TTA) mitigates…

Human-Computer Interaction · Computer Science 2026-01-13 Siyang Li , Jiayi Ouyang , Zhenyao Cui , Ziwei Wang , Tianwang Jia , Feng Wan , Dongrui Wu

Electroencephalography (EEG) is one of the most common signals used to capture the electrical activity of the brain, and the decoding of EEG, to acquire the user intents, has been at the forefront of brain-computer/machine interfaces…

Machine Learning · Computer Science 2025-07-04 Haodong Zhang , Hongqi Li

Decoding gait dynamics from EEG signals presents significant challenges due to the complex spatial dependencies of motor processes, the need for accurate temporal and spectral feature extraction, and the scarcity of high-quality gait EEG…

Signal Processing · Electrical Eng. & Systems 2026-02-13 Xi Fu , Rui Liu , Aung Aung Phyo Wai , Hannah Pulferer , Neethu Robinson , Gernot R Müller-Putz , Cuntai Guan

Electroencephalography (EEG) analysis is critical for brain-computer interfaces and neuroscience, but the intrinsic noise and high dimensionality of EEG signals hinder effective feature learning. We propose a self-supervised framework based…

Signal Processing · Electrical Eng. & Systems 2026-02-05 Yinghao Wang , Lintao Xu , Shujian Yu , Enzo Tartaglione , Van-Tam Nguyen

A Brain Computer Interface (BCI) connects the human brain to the outside world, providing a direct communication channel. Electroencephalography (EEG) signals are commonly used in BCIs to reflect cognitive patterns related to motor function…

Machine Learning · Computer Science 2025-11-19 Abdullah Al Shiam , Md. Khademul Islam Molla , Abu Saleh Musa Miah , Md. Abdus Samad Kamal

Electroencephalography (EEG) and magnetoencephalography (MEG) play important and complementary roles in non-invasive brain-computer interface (BCI) decoding. However, compared to the low cost and portability of EEG, MEG is more expensive…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Zhuo Li , Shuqiang Wang

Spatial transcriptomics (ST) bridges gene expression and tissue morphology but faces clinical adoption barriers due to technical complexity and prohibitive costs. While computational methods predict gene expression from H&E-stained…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Ziqiao Weng , Yaoyu Fang , Jiahe Qian , Xinkun Wang , Lee AD Cooper , Weidong Cai , Bo Zhou

Electroencephalography (EEG)-based brain-computer interfaces facilitate direct communication with a computer, enabling promising applications in human-computer interactions. However, their utility is currently limited because EEG decoding…

Machine Learning · Computer Science 2026-02-10 Shanglin Li , Shiwen Chu , Okan Koç , Yi Ding , Qibin Zhao , Motoaki Kawanabe , Ziheng Chen

Convolutional neural networks (CNNs) have been the consensus for medical image segmentation tasks. However, they suffer from the limitation in modeling long-range dependencies and spatial correlations due to the nature of convolution…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Moein Heidari , Amirhossein Kazerouni , Milad Soltany , Reza Azad , Ehsan Khodapanah Aghdam , Julien Cohen-Adad , Dorit Merhof

Decoding speech from stereo-electroencephalography (sEEG) signals has emerged as a promising direction for brain-computer interfaces (BCIs). Its clinical applicability, however, is limited by the inherent non-stationarity of neural signals,…

Human-Computer Interaction · Computer Science 2025-09-30 Suli Wang , Yang-yang Li , Siqi Cai , Haizhou Li

Accurate medical image segmentation requires both long-range contextual reasoning and precise boundary delineation, a task where existing transformer- and diffusion-based paradigms are frequently bottlenecked by quadratic computational…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Ahmed Marouane Djouama , Abir Belaala , Abdellah Zakaria Sellam , Salah Eddine Bekhouche , Cosimo Distante , Abdenour Hadid

In the application of brain-computer interface (BCI), being able to accurately decode brain signals is a critical task. For the multi-class classification task of brain signal ECoG, how to improve the classification accuracy is one of the…

Numerical Analysis · Mathematics 2025-01-07 Changqing Ji

Convolutional neural networks (CNNs) have demonstrated strong performance in visual recognition tasks, but their inherent reliance on regular grid structures limits their capacity to model complex topological relationships and non-local…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Feiyue Zhao , Zhichao Zhang

Electroencephalogram (EEG) artifact detection in real-world settings faces significant challenges such as computational inefficiency in multi-channel methods, poor robustness to simultaneous noise, and trade-offs between accuracy and…

Machine Learning · Computer Science 2025-10-10 Hossein Enshaei , Pariya Jebreili , Sayed Mahmoud Sakhaei

Both the temporal dynamics and spatial correlations of Electroencephalogram (EEG), which contain discriminative emotion information, are essential for the emotion recognition. However, some redundant information within the EEG signals would…

Signal Processing · Electrical Eng. & Systems 2022-11-17 Zhe Wang , Yongxiong Wang , Chuanfei Hu , Zhong Yin , Yu Song

Integrating prior knowledge of neurophysiology into neural network architecture enhances the performance of emotion decoding. While numerous techniques emphasize learning spatial and short-term temporal patterns, there has been limited…

Machine Learning · Computer Science 2025-03-18 Yi Ding , Chengxuan Tong , Shuailei Zhang , Muyun Jiang , Yong Li , Kevin Lim Jun Liang , Cuntai Guan

Motor pattern recognition paradigms are the main forms of Brain-Computer Interfaces(BCI) aimed at motor function rehabilitation and are the most easily promoted applications. In recent years, many researchers have suggested encouraging…

Signal Processing · Electrical Eng. & Systems 2024-10-01 ZhengXiao He , Minghong Cai , Letian Li , Siyuan Tian , Ren-Jie Dai

We introduce a novel framework that integrates Hodge decomposition with Filtered Average Short-Term (FAST) functional connectivity to analyze dynamic functional connectivity (DFC) in EEG signals. This method leverages graph-based topology…

Signal Processing · Electrical Eng. & Systems 2025-02-10 Om Roy , Yashar Moshfeghi , Jason Smith , Agustin Ibanez , Mario A. Parra , Keith M. Smith