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Robust and accurate decoding of gesture from non-invasive surface electromyography (sEMG) is important for various applications including spatial computing, healthcare, and entertainment, and has been actively pursued by researchers and…

人机交互 · 计算机科学 2026-02-17 Adyasha Dash , Giulia Zappoli , Laya Das , Robert Riener

Electroencephalography (EEG) is a fundamental modality for cognitive state monitoring in brain-computer interfaces (BCIs). However, it is highly susceptible to intrinsic signal errors and human-induced labeling errors, which lead to label…

机器学习 · 计算机科学 2025-12-15 Hyo-Jeong Jang , Hye-Bin Shin , Seong-Whan Lee

In recent years, with the development of deep learning, electroencephalogram (EEG) classification networks have achieved certain progress. Transformer-based models can perform well in capturing long-term dependencies in EEG signals.…

信号处理 · 电气工程与系统科学 2024-10-08 Yiyu Gui , MingZhi Chen , Yuqi Su , Guibo Luo , Yuchao Yang

Bayesian Experimental Design (BED), which aims to find the optimal experimental conditions for Bayesian inference, is usually posed as to optimize the expected information gain (EIG). The gradient information is often needed for efficient…

机器学习 · 统计学 2023-12-14 Ziqiao Ao , Jinglai Li

We present a novel graph-based learning of EEG representations with gradient alignment (GEEGA) that leverages multi-domain information to learn EEG representations for brain-computer interfaces. Our model leverages graph convolutional…

人机交互 · 计算机科学 2025-12-09 Prithila Angkan , Amin Jalali , Paul Hungler , Ali Etemad

Matrix-valued optimization tasks, including those involving symmetric positive definite (SPD) matrices, arise in a wide range of applications in machine learning, data science and statistics. Classically, such problems are solved via…

最优化与控制 · 数学 2024-10-15 Andrew Cheng , Melanie Weber

A central challenge in electroencephalography (EEG) foundation modeling is learning transferable representations across recordings with diverse tasks, montages, references, and spectral characteristics. Existing masked modeling approaches…

机器学习 · 计算机科学 2026-05-26 Jamiyan Sukhbaatar , Satoshi Imamura , Toshihisa Tanaka

The effectiveness of Symmetric Positive Definite (SPD) manifold features has been proven in various computer vision tasks. However, due to the non-Euclidean geometry of these features, existing Euclidean machineries cannot be directly used.…

计算机视觉与模式识别 · 计算机科学 2019-05-30 Kun Zhao , Arnold Wiliem , Shaokang Chen , Brian C. Lovell

Magnetoencephalography and electroencephalography (M/EEG) can reveal neuronal dynamics non-invasively in real-time and are therefore appreciated methods in medicine and neuroscience. Recent advances in modeling brain-behavior relationships…

信号处理 · 电气工程与系统科学 2019-11-25 David Sabbagh , Pierre Ablin , Gael Varoquaux , Alexandre Gramfort , Denis A. Engemann

Epileptic seizure detection from EEG signals remains challenging due to the high dimensionality and nonlinear, potentially stochastic, dynamics of neural activity. In this work, we investigate whether features derived from topological data…

机器学习 · 计算机科学 2026-04-15 Sunia Tanweer , Narayan Puthanmadam Subramaniyam , Firas A. Khasawneh

Electroencephalography (EEG) visual decoding remains challenging due to the modality gap between low-SNR neural signals and highly structured vision--language spaces, making direct cross-modal alignment unstable. To address this, we propose…

图像与视频处理 · 电气工程与系统科学 2026-05-28 Jiahe Meng , Weiming Zeng , Yueyang Li , Bo Chai , Hongjie Yan , Zhiguo Zhang , Wai Ting Siok , Nizhuan Wang

Motor imagery (MI) classification using electroencephalography (EEG) signals is essential for advancing brain-computer interfaces (BCIs). Traditional EEG channel selection methods often face limitations, such as dependency on…

人机交互 · 计算机科学 2026-05-29 Dekka Muni Kumar , Dhruba Jyoti Kalita , Yogesh Kumar Meena

Deep learning has improved automated electrocardiogram (ECG) classification, but limited insight into prediction reliability hinders its use in safety-critical settings. This paper proposes UCTECG-Net, an uncertainty-aware hybrid…

Learning the covariance matrices of spatially-correlated wireless channels, in millimeter-wave (mmWave) vehicular communication, can be utilized in designing environmen-taware beamforming codebooks. Such channel covariance matrices can be…

信号处理 · 电气工程与系统科学 2021-07-05 Imtiaz Nasim , Ahmed S. Ibrahim

Representing images and videos with Symmetric Positive Definite (SPD) matrices and considering the Riemannian geometry of the resulting space has proven beneficial for many recognition tasks. Unfortunately, computation on the Riemannian…

计算机视觉与模式识别 · 计算机科学 2014-11-18 Mehrtash T. Harandi , Mathieu Salzmann , Richard Hartley

Multi-modal neuroimaging analysis is crucial for a comprehensive understanding of brain function and pathology, as it allows for the integration of different imaging techniques, thus overcoming the limitations of individual modalities.…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Weiheng Yao , Zhihan Lyu , Mufti Mahmud , Ning Zhong , Baiying Lei , Shuqiang Wang

This paper proposes a novel acoustic word embedding called Acoustic Neighbor Embeddings where speech or text of arbitrary length are mapped to a vector space of fixed, reduced dimensions by adapting stochastic neighbor embedding (SNE) to…

音频与语音处理 · 电气工程与系统科学 2022-01-10 Woojay Jeon

Emotion decoding using Electroencephalography (EEG)-based affective brain-computer interfaces (aBCIs) plays a crucial role in affective computing but is limited by challenges such as EEG's non-stationarity, individual variability, and the…

人机交互 · 计算机科学 2025-06-25 Ting Luo , Jing Zhang , Yingwei Qiu , Li Zhang , Yaohua Hu , Zhuliang Yu , Zhen Liang

In this work, we propose an innovative framework that integrates EEG, image, and text data, aiming to decode visual neural representations from low signal-to-noise ratio EEG signals. Specifically, we introduce text modality to enhance the…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Kaili sun , Xingyu Miao , Bing Zhai , Haoran Duan , Yang Long

Scientific machine learning increasingly uses spectral methods to understand physical systems. Current spectral learning approaches provide only point estimates without uncertainty quantification, limiting their use in safety-critical…

机器学习 · 计算机科学 2025-09-17 Mohammad Nooraiepour