English
Related papers

Related papers: Enhancing Subject-Independent Accuracy in fNIRS-ba…

200 papers

Objective skill assessment in high-stakes procedural environments requires models that not only decode underlying cognitive and motor processes but also generalize across tasks, individuals, and experimental contexts. While prior work has…

Signal Processing · Electrical Eng. & Systems 2025-07-01 A. Subedi , S. De , L. Cavuoto , S. Schwaitzberg , M. Hackett , J. Norfleet

In this paper, we propose a No-Reference Image Quality Assessment (NRIQA) guided cut-off point selection (CPS) strategy to enhance the performance of a fine-grained classification system. Scores given by existing NRIQA methods on the same…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Joseph Smith , Zheming Zuo , Jonathan Stonehouse , Boguslaw Obara

Functional near-infrared spectroscopy (fNIRS) is a non-invasive, economical method used to study its blood flow pattern. These patterns can be used to classify tasks a subject is performing. Currently, most of the classification systems use…

Machine Learning · Computer Science 2021-01-18 Sajila D. Wickramaratne , Md Shaad Mahmud

A conventional brain-computer interface (BCI) requires a complete data gathering, training, and calibration phase for each user before it can be used. In recent years, a number of subject-independent (SI) BCIs have been developed. Many of…

Machine Learning · Computer Science 2022-10-11 Mahbod Nouri , Faraz Moradi , Hafez Ghaemi , Ali Motie Nasrabadi

Brain-computer interfaces (BCIs) enable direct interaction between users and computers by decoding brain signals. This study addresses the challenges of detecting P300 event-related potentials in electroencephalograms (EEGs) and integrating…

Human-Computer Interaction · Computer Science 2024-10-14 Praveen Kumar Shukla , Hubert Cecotti , Yogesh Kumar Meena

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

Motor imagery-based BCI systems have been promising and gaining popularity in rehabilitation and Activities of daily life(ADL). Despite this, the technology is still emerging and has not yet been outside the laboratory constraints. Channel…

Signal Processing · Electrical Eng. & Systems 2024-06-21 Sonal Santosh Baberwal , Tomas Ward , Shirley Coyle

Currently there is no validated objective measure of pain. Recent neuroimaging studies have explored the feasibility of using functional near-infrared spectroscopy (fNIRS) to measure alterations in brain function in evoked and ongoing pain.…

Machine Learning · Computer Science 2018-08-22 Daniel Lopez-Martinez , Ke Peng , Sarah C. Steele , Arielle J. Lee , David Borsook , Rosalind Picard

Magnetic Resonance Imaging (MRI) is widely used in the pathological and functional studies of the brain, such as epilepsy, tumor diagnosis, etc. Automated accurate brain tissue segmentation like cerebro-spinal fluid (CSF), gray matter (GM),…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Yao Sun , Yang Deng , Yue Xu , Shuo Zhang , Mingwang Zhu , Kehong Yuan

Brain-Computer Interface (BCI) uses brain signals in order to provide a new method for communication between human and outside world. Feature extraction, selection and classification are among the main matters of concerns in signal…

Human-Computer Interaction · Computer Science 2017-09-13 Ehsan Arbabi , Mohammad Bagher Shamsollahi

Functional Near-Infrared Spectroscopy (fNIRS) has emerged as a valuable tool to investigate cognitive and emotional processes during learning. We focus specifically on game-integrated learning systems as the context for fNIRS-based brain…

Wi-Fi sensing leveraging plain-text beamforming feedback information (BFI) in multiple-input-multiple-output (MIMO) systems attracts increasing attention. However, due to the implicit relationship between BFI and the channel state…

Signal Processing · Electrical Eng. & Systems 2024-06-11 Xin Li , Jingzhi Hu , Jun Luo

Coherent diffractive imaging (CDI) is widely used to characterize structured samples from measurements of diffracting intensity patterns. We introduce a numerical framework to quantify the precision that can be achieved when estimating any…

Optics · Physics 2021-01-08 Dorian Bouchet , Jacob Seifert , Allard P. Mosk

Successful motor-imagery brain-computer interface (MI-BCI) algorithms either extract a large number of handcrafted features and train a classifier, or combine feature extraction and classification within deep convolutional neural networks…

Signal Processing · Electrical Eng. & Systems 2020-10-15 Michael Hersche , Luca Benini , Abbas Rahimi

Hyperspectral bands offer rich spectral and spatial information; however, their high dimensionality poses challenges for efficient processing. Band selection (BS) methods aim to extract a smaller subset of bands to reduce spectral…

Image and Video Processing · Electrical Eng. & Systems 2025-09-29 Dibyabha Deb , Ujjwal Verma

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…

Human-Computer Interaction · Computer Science 2026-05-29 Dekka Muni Kumar , Dhruba Jyoti Kalita , Yogesh Kumar Meena

Deep neural networks for image super-resolution (SR) have demonstrated superior performance. However, the large memory and computation consumption hinders their deployment on resource-constrained devices. Binary neural networks (BNNs),…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Renjie Wei , Zechun Liu , Yuchen Fan , Runsheng Wang , Ru Huang , Meng Li

The channel attention mechanism is a useful technique widely employed in deep convolutional neural networks to boost the performance for image processing tasks, eg, image classification and image super-resolution. It is usually designed as…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Yuxuan Shi , Lingxiao Yang , Wangpeng An , Xiantong Zhen , Liuqing Wang

Sub-cortical brain structure segmentation in Magnetic Resonance Images (MRI) has attracted the interest of the research community for a long time because morphological changes in these structures are related to different neurodegenerative…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Kaisar Kushibar , Sergi Valverde , Sandra Gonzalez-Villa , Jose Bernal , Mariano Cabezas , Arnau Oliver , Xavier Llado

This paper demonstrates that simple features available during the calibration of a brain-computer interface can be utilized for source data selection to improve the performance of the brain-computer interface for a new target user through…

Human-Computer Interaction · Computer Science 2024-10-22 Frida Heskebeck , Carolina Bergeling , Bo Bernhardsson