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Related papers: Decoding Working-Memory Load During n-Back Task Pe…

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Magnetic Resonance Spectroscopy (MRS) is a noninvasive tool to reveal metabolic information. One challenge of 1H-MRS is the low Signal-Noise Ratio (SNR). To improve the SNR, a typical approach is to perform Signal Averaging (SA) with M…

Brain-Computer Interfaces enable direct communication between the brain and external systems, with functional Near-Infrared Spectroscopy emerging as a portable and non-invasive method for capturing cerebral hemodynamics. This study…

Neurons and Cognition · Quantitative Biology 2025-05-16 Mohammad Ghalavand , Javad Hatami , Seyed Kamaledin Setarehdan , Hananeh Ghalavand

This study investigates brain connectivity and information flow during mental workload (MWL) by integrating electroencephalogram (EEG) and functional near-infrared spectroscopy (fNIRS) signals. Utilizing the N-back task to induce varying…

Signal Processing · Electrical Eng. & Systems 2025-11-05 Mohaddese Qaremohammadlou , Mohammad Bagher Shamsollahi

Identifying line-of-sight (LOS) and non-LOS (NLOS) channel conditions can improve the performance of many wireless applications, such as signal strength-based localization algorithms. For this purpose, channel state information (CSI)…

Networking and Internet Architecture · Computer Science 2017-12-12 Jeong-Sik Choi , Woong-Hee Lee , Jae-Hyun Lee , Jong-Ho Lee , Seong-Cheol Kim

Classification of cognitive workload promises immense benefit in diverse areas ranging from driver safety to augmenting human capability through closed loop brain computer interface. The brain is the most metabolically active organ in the…

Signal Processing · Electrical Eng. & Systems 2022-10-07 Harry J. Davies , Ian Williams , Ghena Hammour , Metin Yarici , Barry M. Seemungal , Danilo P. Mandic

Current AI frameworks for brain decoding and encoding, typically train and test models within the same datasets. This limits their utility for brain computer interfaces (BCI) or neurofeedback, for which it would be useful to pool…

Brain-computer interfaces (BCIs) use brain signals such as electroencephalography to reflect user intention and enable two-way communication between computers and users. BCI technology has recently received much attention in healthcare…

Human-Computer Interaction · Computer Science 2024-01-31 Byoung-Hee Kwon , Ji-Hoon Jeong , Seong-Whan Lee

A fundamental challenge in neuroscience is to decode mental states from brain activity. While functional magnetic resonance imaging (fMRI) offers a non-invasive approach to capture brain-wide neural dynamics with high spatial precision,…

Image and Video Processing · Electrical Eng. & Systems 2025-07-31 Yueh-Po Peng , Vincent K. M. Cheung , Li Su

Brain midline shift (MLS) is one of the most critical factors to be considered for clinical diagnosis and treatment decision-making for intracranial hemorrhage. Existing computational methods on MLS quantification not only require intensive…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Shizhan Gong , Cheng Chen , Yuqi Gong , Nga Yan Chan , Wenao Ma , Calvin Hoi-Kwan Mak , Jill Abrigo , Qi Dou

Significance: Optical neuroimaging has become a well-established clinical and research tool to monitor cortical activations in the human brain. It is notable that outcomes of functional Near-InfraRed Spectroscopy (fNIRS) studies depend…

Neurons and Cognition · Quantitative Biology 2023-01-03 Condell Eastmond , Aseem Subedi , Suvranu De , Xavier Intes

Electroencephalography (EEG)-based wearable brain-computer interfaces (BCIs) face challenges due to low signal-to-noise ratio (SNR) and non-stationary neural activity. We introduce in this manuscript a mathematically rigorous framework that…

Neurons and Cognition · Quantitative Biology 2025-09-24 Eva Guttmann-Flury , Shan Zhao , Jian Zhao , Mohamad Sawan

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…

Implicit Neural Representations (INRs) have emerged as a paradigm in knowledge representation, offering exceptional flexibility and performance across a diverse range of applications. INRs leverage multilayer perceptrons (MLPs) to model…

Computer Vision and Pattern Recognition · Computer Science 2025-02-19 Amer Essakine , Yanqi Cheng , Chun-Wun Cheng , Lipei Zhang , Zhongying Deng , Lei Zhu , Carola-Bibiane Schönlieb , Angelica I Aviles-Rivero

Energy efficiency and low latency are crucial requirements for designing wearable AI-empowered human activity recognition systems, due to the hard constraints of battery operations and closed-loop feedback. While neural network models have…

Neural and Evolutionary Computing · Computer Science 2023-08-03 Sizhen Bian , Michele Magno

Support vector machine (SVM) based multivariate pattern analysis (MVPA) has delivered promising performance in decoding specific task states based on functional magnetic resonance imaging (fMRI) of the human brain. Conventionally, the…

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

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

The technique of near infrared spectroscopy (NIRS) allows to measure the oxygenation of the brain tissue. The particular problems involved in detecting regional brain oxygenation (rSO2) are discussed. The dominant chromophore (light…

Medical Physics · Physics 2016-12-30 Alexander Gersten , Jacqueline Perle , Dov Heimer , Amir Raz , Robert Fried

Decoding brain functional states underlying different cognitive processes using multivariate pattern recognition techniques has attracted increasing interests in brain imaging studies. Promising performance has been achieved using brain…

Computer Vision and Pattern Recognition · Computer Science 2018-09-18 Hongming Li , Yong Fan

Most brain-computer interfaces (BCIs) based on functional near-infrared spectroscopy (fNIRS) require that users perform mental tasks such as motor imagery, mental arithmetic, or music imagery to convey a message or to answer simple yes or…

Human-Computer Interaction · Computer Science 2018-12-17 Alborz Rezazadeh Sereshkeh , Rozhin Yousefi , Andrew T Wong , Tom Chau