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相关论文: 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

人机交互 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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,…

神经元与认知 · 定量生物学 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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)…

信号处理 · 电气工程与系统科学 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…

计算机视觉与模式识别 · 计算机科学 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…

机器学习 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

人机交互 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

机器学习 · 计算机科学 2025-09-08 Artem Lensky , Yiding Qiu
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