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Related papers: mEBAL2 Database and Benchmark: Image-based Multisp…

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This work presents mEBAL, a multimodal database for eye blink detection and attention level estimation. The eye blink frequency is related to the cognitive activity and automatic detectors of eye blinks have been proposed for many tasks…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Roberto Daza , Aythami Morales , Julian Fierrez , Ruben Tolosana

This work presents a feasibility study of remote attention level estimation based on eye blink frequency. We first propose an eye blink detection system based on Convolutional Neural Networks (CNNs), very competitive with respect to related…

Computer Vision and Pattern Recognition · Computer Science 2021-12-20 Roberto Daza , Daniel DeAlcala , Aythami Morales , Ruben Tolosana , Ruth Cobos , Julian Fierrez

This work introduces an innovative method for estimating attention levels (cognitive load) using an ensemble of facial analysis techniques applied to webcam videos. Our method is particularly useful, among others, in e-learning…

Human-Computer Interaction · Computer Science 2024-08-15 Roberto Daza , Luis F. Gomez , Julian Fierrez , Aythami Morales , Ruben Tolosana , Javier Ortega-Garcia

This work presents a new multimodal system for remote attention level estimation based on multimodal face analysis. Our multimodal approach uses different parameters and signals obtained from the behavior and physiological processes that…

Computer Vision and Pattern Recognition · Computer Science 2023-01-24 Roberto Daza , Luis F. Gomez , Aythami Morales , Julian Fierrez , Ruben Tolosana , Ruth Cobos , Javier Ortega-Garcia

In Brain-Computer Interface (BCI) research, the detailed study of blinks is crucial. They can be considered as noise, affecting the efficiency and accuracy of decoding users' cognitive states and intentions, or as potential features,…

Neurons and Cognition · Quantitative Biology 2025-06-10 E. Guttmann-Flury , X. Sheng , X. Zhu

EEG-based visual neural decoding aims to align neural responses with visual stimuli for tasks such as image retrieval. However, limited paired data and a fundamental mismatch between high-fidelity digital images and biological visual…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Jingtao Liu , Peiliang Gong , Chuhang Zheng , Yiheng Liu , Qi Zhu

Difficult few-shot image recognition has significant application prospects, yet remaining the substantial technical gaps with the conventional large-scale image recognition. In this paper, we have proposed an efficient original method for…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Chaofei Qi , Zhitai Liu , Jianbin Qiu

Real-time eyeblink detection in the wild can widely serve for fatigue detection, face anti-spoofing, emotion analysis, etc. The existing research efforts generally focus on single-person cases towards trimmed video. However, multi-person…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Wenzheng Zeng , Yang Xiao , Sicheng Wei , Jinfang Gan , Xintao Zhang , Zhiguo Cao , Zhiwen Fang , Joey Tianyi Zhou

Image representations are often evaluated through disjointed, task-specific protocols, leading to a fragmented understanding of model capabilities. For instance, it is unclear whether an image embedding model adept at clustering images is…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Chenghao Xiao , Isaac Chung , Imene Kerboua , Jamie Stirling , Xin Zhang , Márton Kardos , Roman Solomatin , Noura Al Moubayed , Kenneth Enevoldsen , Niklas Muennighoff

Advances in image restoration and enhancement techniques have led to discussion about how such algorithmscan be applied as a pre-processing step to improve automatic visual recognition. In principle, techniques like deblurring and…

Computer Vision and Pattern Recognition · Computer Science 2019-01-30 Rosaura G. Vidal , Sreya Banerjee , Klemen Grm , Vitomir Struc , Walter J. Scheirer

Near-infrared-visible (NIR-VIS) heterogeneous face recognition matches NIR to corresponding VIS face images. However, due to the sensing gap, NIR images often lose some identity information so that the recognition issue is more difficult…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Aijing Yu , Haoxue Wu , Huaibo Huang , Zhen Lei , Ran He

We present a new dataset and benchmark with the goal of advancing research in the intersection of brain activities and eye movements. Our dataset, EEGEyeNet, consists of simultaneous Electroencephalography (EEG) and Eye-tracking (ET)…

Signal Processing · Electrical Eng. & Systems 2021-11-11 Ard Kastrati , Martyna Beata Płomecka , Damián Pascual , Lukas Wolf , Victor Gillioz , Roger Wattenhofer , Nicolas Langer

Recent developments in generative models have enabled the generation of photo-realistic human face images, and downstream tasks utilizing face generation technology have advanced accordingly. However, models for downstream tasks are yet…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Bryan S. Kim , Jeong Young Jeong , Wonjong Ryu

Recent advances in deep learning (DL) have significantly impacted motor imagery (MI)-based brain-computer interface (BCI) systems, enhancing the decoding of electroencephalography (EEG) signals. However, most studies struggle to identify…

Machine Learning · Computer Science 2024-09-09 Phairot Autthasan , Rattanaphon Chaisaen , Huy Phan , Maarten De Vos , Theerawit Wilaiprasitporn

Driving support systems, such as car navigation systems are becoming common and they support driver in several aspects. Non-intrusive method of detecting Fatigue and drowsiness based on eye-blink count and eye directed instruction…

Computer Vision and Pattern Recognition · Computer Science 2012-05-24 Vijayalaxmi , P. Sudhakara Rao , S. Sreehari

We present a platform for student monitoring in remote education consisting of a collection of sensors and software that capture biometric and behavioral data. We define a collection of tasks to acquire behavioral data that can be useful…

Human-Computer Interaction · Computer Science 2019-12-11 Javier Hernandez-Ortega , Roberto Daza , Aythami Morales , Julian Fierrez , Javier Ortega-Garcia

The electrical signal emitted by the eyes movement produces a very strong artifact on EEG signaldue to its close proximity to the sensors and abundance of occurrence. In the context of detectingeye blink artifacts in EEG waveforms for…

The development of Multimodal Large Language Models (MLLMs) has seen significant advancements with increasing demands in various fields (e.g., multimodal agents, embodied intelligence). While model-driven approaches attempt to enhance MLLMs…

We present the first purely event-based method for face detection using the high temporal resolution of an event-based camera. We will rely on a new feature that has never been used for such a task that relies on detecting eye blinks. Eye…

Computer Vision and Pattern Recognition · Computer Science 2022-05-16 Gregor Lenz , Sio-Hoi Ieng , Ryad Benosman

Blinks in electroencephalography (EEG) are often treated as unwanted artifacts. However, recent studies have demonstrated that blink rate and its variability are important physiological markers to monitor cognitive load, attention, and…

Machine Learning · Computer Science 2025-09-08 Artem Lensky , Yiding Qiu
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