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In conventional multichannel audio signal enhancement, spatial and spectral filtering are often performed sequentially. In contrast, it has been shown that for neural spatial filtering a joint approach of spectro-spatial filtering is more…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-13 Annika Briegleb , Mhd Modar Halimeh , Walter Kellermann

Extracting information from the electrocardiography (ECG) signal is an essential step in the design of digital health technologies in cardiology. In recent years, several machine learning (ML) algorithms for automatic extraction of…

Signal Processing · Electrical Eng. & Systems 2023-05-18 Adrian Atienza , Jakob Bardram , Sadasivan Puthusserypady

Current studies about motor imagery based rehabilitation training systems for stroke subjects lack an appropriate analytic method, which can achieve a considerable classification accuracy, at the same time detects gradual changes of imagery…

Machine Learning · Statistics 2014-09-19 Hao Zhang , Liqing Zhang

Cardiac MRI is limited by long acquisition times, which can lead to patient discomfort and motion artifacts. We aim to accelerate Cartesian dynamic cardiac MRI by learning efficient, scan-adaptive undersampling patterns that preserve…

Image and Video Processing · Electrical Eng. & Systems 2026-02-24 Siddhant Gautam , Angqi Li , Prachi P. Agarwal , Anil K. Attili , Jeffrey A. Fessler , Nicole Seiberlich , Saiprasad Ravishankar

Steady-State Visual Evoked Potentials (SSVEPs) are neural oscillations from the parietal and occipital regions of the brain that are evoked from flickering visual stimuli. SSVEPs are robust signals measurable in the electroencephalogram…

Electroencephalogram (EEG) based brain-computer interface (BCI) systems are useful tools for clinical purposes like neural prostheses. In this study, we collected EEG signals related to grasp motions. Five healthy subjects participated in…

Human-Computer Interaction · Computer Science 2020-05-12 Jeong-Hyun Cho , Ji-Hoon Jeong , Seong-Whan Lee

Decoding brain signals has gained many attention and has found much applications in recent years such as Brain Computer Interfaces, communicating with controlling external devices using the user's intentions, occupies an emerging field with…

Signal Processing · Electrical Eng. & Systems 2020-06-26 Mirfarid Musavian Ghazani , Anh Huy Phan

Steady-state visual evoked potentials (SSVEP) brain-computer interface (BCI) provides reliable responses leading to high accuracy and information throughput. But achieving high accuracy typically requires a relatively long time window of…

Machine Learning · Computer Science 2020-05-13 Aung Aung Phyo Wai , Yangsong Zhang , Heng Guo , Ying Chi , Lei Zhang , Xian-Sheng Hua , Seong Whan Lee , Cuntai Guan

Deep neural networks (DNNs) are observed to be successful in pattern classification. However, high classification performances of DNNs are related to their large training sets. Unfortunately, in the literature, the datasets used to classify…

Machine Learning · Computer Science 2021-03-23 Zumray Dokur , Tamer Olmez

A brain-computer interface (BCI) can't be effectively used since electroencephalography (EEG) varies between and within subjects. BCI systems require calibration steps to adjust the model to subject-specific data. It is widely acknowledged…

Artificial Intelligence · Computer Science 2023-01-20 Dong-Kyun Han , Dong-Young Kim , Geun-Deok Jang

Spiking neural networks (SNNs) are receiving increased attention because they mimic synaptic connections in biological systems and produce spike trains, which can be approximated by binary values for computational efficiency. Recently, the…

Neural and Evolutionary Computing · Computer Science 2024-03-26 Nathan Lutes , Venkata Sriram Siddhardh Nadendla , K. Krishnamurthy

This article examined brain signals of people with disabilities using various signal processing methods to achieve the desired accuracy for utilizing brain-computer interfaces (BCI). EEG signals resulted from 5 mental tasks of word…

Human-Computer Interaction · Computer Science 2021-11-02 Fateme Dehrouye-Semnani , Nasrollah Moghada Charkari , Seyed Mohammad Mehdi Mirbagheri

Dealing with irregular domains, graph signal processing (GSP) has attracted much attention especially in brain imaging analysis. Motor imagery tasks are extensively utilized in brain-computer interface (BCI) systems that perform…

Signal Processing · Electrical Eng. & Systems 2022-01-25 Maliheh Miri , Vahid Abootalebi , Hamid Behjat

In recent years, neuroscientists have been interested to the development of brain-computer interface (BCI) devices. Patients with motor disorders may benefit from BCIs as a means of communication and for the restoration of motor functions.…

Signal Processing · Electrical Eng. & Systems 2022-11-23 Zaineb Ajra , Binbin Xu , Gérard Dray , Jacky Montmain , Stephane Perrey

Recently, window-based attention methods have shown great potential for computer vision tasks, particularly in Single Image Super-Resolution (SISR). However, it may fall short in capturing long-range dependencies and relationships between…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Dinh Phu Tran , Dao Duy Hung , Daeyoung Kim

Brain signals are important quantitative data for understanding physiological activities and diseases of human brain. Most existing studies pay attention to supervised learning methods, which, however, require high-cost clinical labels. In…

Signal Processing · Electrical Eng. & Systems 2023-06-26 Donghong Cai , Junru Chen , Yang Yang , Teng Liu , Yafeng Li

Neural representations induced by naturalistic stimuli offer insights into how humans respond to stimuli in daily life. Understanding neural mechanisms underlying naturalistic stimuli processing hinges on the precise identification and…

Neurons and Cognition · Quantitative Biology 2024-07-16 Xinke Shen , Lingyi Tao , Xuyang Chen , Sen Song , Quanying Liu , Dan Zhang

Models of neural networks have proven their utility in the development of learning algorithms in computer science and in the theoretical study of brain dynamics in computational neuroscience. We propose in this paper a spatial neural…

Neural and Evolutionary Computing · Computer Science 2014-05-06 Lucas Antiqueira , Liang Zhao

Epilepsy and epileptiform discharges are common harmful brain activities, and electroencephalogram (EEG) signals are widely used to monitor the onset status of patients. However, due to the lack of unified EEG signal acquisition standards,…

Signal Processing · Electrical Eng. & Systems 2024-12-25 Weijin Xu

Brain-computer interface (BCI) is challenging to use in practice due to the inter/intra-subject variability of electroencephalography (EEG). The BCI system, in general, necessitates a calibration technique to obtain subject/session-specific…

Signal Processing · Electrical Eng. & Systems 2022-04-18 Serkan Musellim , Dong-Kyun Han , Ji-Hoon Jeong , Seong-Whan Lee