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EMG-based hand gesture recognition uses electromyographic~(EMG) signals to interpret and classify hand movements by analyzing electrical activity generated by muscle contractions. It has wide applications in prosthesis control,…

Machine Learning · Computer Science 2024-11-26 Parshuram N. Aarotale , Ajita Rattani

A brain--machine interface (BMI) based on motor imagery (MI) enables the control of devices using brain signals while the subject imagines performing a movement. It plays a vital role in prosthesis control and motor rehabilitation. To…

Signal Processing · Electrical Eng. & Systems 2024-09-20 Xiaying Wang , Michael Hersche , Michele Magno , Luca Benini

Background: Impedance Cardiogram (ICG) has impressive number of applications in healthcare. However, its wider adoption is excessively limited due to the well recognized challenges in ICG delineation. We present a simple, adaptive, and…

Signal Processing · Electrical Eng. & Systems 2023-05-26 Nadica Miljković , Tomislav B. Šekara

"The output of a computerised system can only be as accurate as the information entered into it." This rather trivial statement is the basis behind one of the driving concepts in biometric recognition: biometric quality. Quality is nowadays…

Computer Vision and Pattern Recognition · Computer Science 2021-03-02 Javier Hernandez-Ortega , Javier Galbally , Julian Fierrez , Laurent Beslay

The goal of this work is to demonstrate the use of the ballistocardiogram (BCG) signal, derived using head-mounted wearable devices, as a viable biometric for authentication. The BCG signal is the measure of an person's body acceleration as…

Signal Processing · Electrical Eng. & Systems 2018-07-10 Joshua Hebert , Brittany Lewis , Hang Cai , Krishna K. Venkatasubramanian , Matthew Provost , Kelly Charlebois

Many studies have explored brain signals during the performance of a memory task to predict later remembered items. However, prediction methods are still poorly used in real life and are not practical due to the use of…

Signal Processing · Electrical Eng. & Systems 2020-05-11 Jenifer Kalafatovich , Minji Lee , Seong-Whan Lee

Electroencephalography (EEG) classification plays a key role in brain-computer interface (BCI) systems, yet it remains challenging due to the low signal-to-noise ratio, temporal variability of neural responses, and limited data…

Artificial Intelligence · Computer Science 2026-03-17 Aryan Patodiya , Hubert Cecotti

This study presents findings from long-term biometric evaluations conducted at the Biometric Evaluation Center (bez). Over the course of two and a half years, our ongoing research with over 400 participants representing diverse ethnicities,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Mathias Schulz , Alexander Spenke , Pia Funk , Florian Blümel , Markus Rohde , Ralph Breithaupt , Gerd Nolden , Norbert Jung , Robert Lange

Electrocardiogram (ECG)-based biometric recognition has emerged as a promising solution for secure authentication and liveness detection. However, most existing methods rely on unimodal deep learning architectures that independently process…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Arioua , Islameddine , Benzaoui , Amir , Zeroual , Abdelhafid , Houam , Lotfi

Biometric authentication prospered because of its convenient use and security. Early generations of biometric mechanisms suffer from spoofing attacks. Recently, unobservable physiological signals (e.g., Electroencephalogram,…

Cryptography and Security · Computer Science 2024-01-29 Lin Li , Chao Chen , Lei Pan , Leo Yu Zhang , Zhifeng Wang , Jun Zhang , Yang Xiang

This study investigates the impact of quantity and diversity of data on the performance of various machine-learning models for detecting general EEG pathology. We utilized an EEG dataset of 2,993 recordings from Temple University Hospital…

Electroencephalography (EEG) has been widely used to study the relationship between naps and working memory, yet the effects of naps on distinct working memory tasks remain unclear. Here, participants performed word-pair and visuospatial…

Neurons and Cognition · Quantitative Biology 2023-11-16 Gi-Hwan Shin , Young-Seok Kweon , Heon-Gyu Kwak , Ha-Na Jo , Seong-Whan Lee

Many developers of biometric systems start with modest samples before general deployment. They are interested in how their systems will work with much larger samples. We evaluated the effect of gallery size on biometric performance.…

Cryptography and Security · Computer Science 2020-01-27 Lee Friedman , Hal S Stern , Vladyslav Prokopenko , Shagen Djanian , Henry K. Griffith , Oleg V. Komogortsev

Prediction of consumer behavior is one of the important purposes in marketing, cognitive neuroscience, and human-computer interaction. The electroencephalography (EEG) data can help analyze the decision process by providing detailed…

Artificial Intelligence · Computer Science 2025-10-23 Mohammad Parsa Afshar , Aryan Azimi

Electroencephalography (EEG) recordings are analyzed using battery-powered wearable devices to monitor brain activities and neurological disorders. These applications require long and continuous processing to generate feasible results.…

Signal Processing · Electrical Eng. & Systems 2024-02-16 Zain Taufique , Muhammad Awais Bin Altaf , Antonio Miele , Pasi Liljeberg , Anil Kanduri

Screening and surveillance are routinely used in medicine for early detection of disease and close monitoring of progression. Biomarkers are one of the primarily tools used for these tasks, but their successful translation to clinical…

Neuromotor decoding from upper-limb electromyography (sEMG) can enhance human-machine interfaces and offer a more natural means of controlling prosthetic limbs, virtual reality, and household electronics. Unfortunately, current sEMG…

An electroencephalography (EEG) based brain activity recognition is a fundamental field of study for a number of significant applications such as intention prediction, appliance control, and neurological disease diagnosis in smart home and…

Human-Computer Interaction · Computer Science 2017-09-27 Xiang Zhang , Lina Yao , Dalin Zhang , Xianzhi Wang , Quan Z. Sheng , Tao Gu

Electromyography (EMG) refers to a biomedical signal indicating neuromuscular activity and muscle morphology. Experts accurately diagnose neuromuscular disorders using this time series. Modern data analysis techniques have recently led to…

Social and Information Networks · Computer Science 2021-08-17 Samaneh Samiei , Nasser Ghadiri , Behnaz Ansari

One of the open issues in fingerprint verification is the lack of robustness against image-quality degradation. Poor-quality images result in spurious and missing features, thus degrading the performance of the overall system. Therefore, it…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Fernando Alonso-Fernandez , Julian Fierrez , Javier Ortega-Garcia , Joaquin Gonzalez-Rodriguez , Hartwig Fronthaler , Klaus Kollreider , Josef Bigun
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