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Related papers: Using Pupil Diameter to Measure Cognitive Load

200 papers

Vascular activities offer valuable signatures for psychological monitoring applications. We present CogniDot, an affordable, miniature skin sensor placed on the temporal area on the head that senses cognitive loads with a single-pixel color…

Human-Computer Interaction · Computer Science 2024-03-29 Hongbo Lan , Yanrong Li , Shixuan Li , Xin Yi , Tengxiang Zhang

Selective exposure to online news consumption reinforces filter bubbles, restricting access to diverse viewpoints. Interactive systems can counteract this bias by suggesting alternative perspectives, but they require real-time indicators to…

Human-Computer Interaction · Computer Science 2025-03-31 Thomas Krämer , Francesco Chiossi , Thomas Kosch

The Clock-Drawing test is a well known and widely used neuropsychological metric to assess basic cognitive function. My objective is to combine methods of machine learning in computer vision and image analysis to predict a subject's level…

Neurons and Cognition · Quantitative Biology 2023-05-02 Luzhou Zhang

Wearable pupil detection systems often separate the analysis of the captured wearer's eye images for wirelessly-tethered back-end systems. We argue in this paper that investigating hardware-software co-designs would bring along…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Ankur Raj , Diwas Bhattarai , Kristof Van Laerhoven

This study tackles on a new problem of estimating human-error potential on a shop floor on the basis of wearable sensors. Unlike existing studies that utilize biometric sensing technology to estimate people's internal state such as fatigue…

Signal Processing · Electrical Eng. & Systems 2021-11-17 Hiroki Ohashi , Hiroto Nagayoshi

With the increasing prevalence of 3D videos, investigating the differences of viewing experiences between 2D and 3D videos has become an important issue. In this study, we explored the cognitive load induced by 2D and 3D video stimuli under…

Neurons and Cognition · Quantitative Biology 2024-05-14 Yu Liu , Chen Song , Yunpeng Yin , Herui Shi , Jinglin Sun , Han Wang , Peiguang Jing

With the development of widely available commercial eye trackers, the use of eye tracking and pupillometry have become prevalent tools in cognitive research, both in industry and academia. However, dealing with pupil recordings often proves…

Signal Processing · Electrical Eng. & Systems 2020-11-11 Helia Relaño-Iborra , Per Bækgaard

We propose Tiger, an eyewear system for helping users follow the 20-20-20 rule to alleviate the Computer Vision Syndrome symptoms. It monitors user's screen viewing activities and provides real-time feedback to help users follow the rule.…

Human-Computer Interaction · Computer Science 2019-06-13 Chulhong Min , Euihyeok Lee , Souneil Park , Seungwoo Kang

Existing eye tracking software have certain limitations, especially with respect to monitoring reading online: (1) Most eye tracking software record eye tracking data as raw coordinates and stimuli as screen images/videos, but without…

Human-Computer Interaction · Computer Science 2026-01-06 Daniel Hienert , Heiko Schmidt , Thomas Krämer , Dagmar Kern

A user's eyes provide means for Human Computer Interaction (HCI) research as an important modal. The time to time scientific explorations of the eye has already seen an upsurge of the benefits in HCI applications from gaze estimation to the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Atul Sahay , Imon Mukherjee , Kavi Arya

Advances in IoT technologies combined with new algorithms have enabled the collection and processing of high-rate multi-source data streams that quantify human behavior in a fine-grained level and can lead to deeper insights on individual…

When one performs a continuous measurement, whether on a classical or quantum system, the measurement provides a certain average rate at which one becomes certain about the state of the system. For a quantum system this is an average rate…

Quantum Physics · Physics 2009-11-10 Kurt Jacobs

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

It is well known that a systematic analysis of the pupil size variations, recorded by means of an eye-tracker, is a rich source of information about a subject's arousal and cognitive state. Current methods for pupil analysis are limited to…

Image and Video Processing · Electrical Eng. & Systems 2020-06-22 Dario Zanca , Alessandra Rufa

The prevalence of online learning poses a vital challenge in real-time monitoring of students' concentration. Traditional methods such as questionnaire assessments require manual intervention, and webcam-based monitoring fails to provide…

Human-Computer Interaction · Computer Science 2025-10-29 Asif Islam , Farhan Ishtiaque , Md. Muhyminul Haque , Farhana Sarker , Ravi Vaidyanathan , Khondaker A. Mamun

With the rise of wearables, haptic interfaces are increasingly favored to communicate information in an ambient manner. Despite this expectation, existing guidelines are developed in studies where the participant's focus is entirely on the…

Human-Computer Interaction · Computer Science 2020-06-04 Nava Haghighi , Nathalie Vladis , Yuanbo Liu , Arvind Satyanarayan

Human cognitive performance is critical to productivity, learning, and accident avoidance. Cognitive performance varies throughout each day and is in part driven by intrinsic, near 24-hour circadian rhythms. Prior research on the impact of…

Human-Computer Interaction · Computer Science 2017-02-28 Tim Althoff , Eric Horvitz , Ryen W. White , Jamie Zeitzer

Cognitive training for sustained attention and working memory is vital across domains relying on robust mental capacity such as education or rehabilitation. Adaptive systems are essential, dynamically matching difficulty to user ability to…

Human-Computer Interaction · Computer Science 2026-02-19 Dominik Szczepaniak , Monika Harvey , Fani Deligianni

The human brain provides a range of functions such as expressing emotions, controlling the rate of breathing, etc., and its study has attracted the interest of scientists for many years. As machine learning models become more sophisticated,…

Human-Computer Interaction · Computer Science 2020-05-25 Felix G. Hamza-Lup , Adytia Suri , Ionut E. Iacob , Ioana R. Goldbach , Lateef Rasheed , Paul N. Borza

Simulation-based training is an effective tool for acquiring practical skills, specifically to train new surgeons in a controlled and hazard-free environment, it is however important to measure participants cognitive load to decide whether…

Neurons and Cognition · Quantitative Biology 2021-04-13 Maxim Bez , Neta B. Maimon , Denis Ddobot , Lior Molcho , Nathan Intrator , Eli Kakiashvilli , Amitai Bickel