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Related papers: Keystroke Dynamics as Part of Lifelogging

200 papers

While handwriting has traditionally been studied for character recognition and disease classification, its potential to reflect day-to-day physiological fluctuations in healthy individuals remains unexplored. This study examines whether…

Human-Computer Interaction · Computer Science 2026-04-07 Chisa Tanaka , Andrew Vargo , Anna Scius-Bertrand , Andreas Fischer , Koichi Kise

Mood disorders are common and associated with significant morbidity and mortality. Early diagnosis has the potential to greatly alleviate the burden of mental illness and the ever increasing costs to families and society. Mobile devices…

Human-Computer Interaction · Computer Science 2018-08-30 He Huang , Bokai Cao , Philip S. Yu , Chang-Dong Wang , Alex D. Leow

Humans, like almost all animals, are phase-locked to the diurnal cycle. Most of us sleep at night and are active through the day. Because we have evolved to function with this cycle, the circadian rhythm is deeply ingrained and even…

Physics and Society · Physics 2015-08-03 Talayeh Aledavood , Sune Lehmann , Jari Saramäki

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

Despite the advent of wearable devices and the proliferation of smartphones, there still is no ideal platform that can continuously sense and precisely collect all available contextual information. Ideally, mobile sensing data collection…

Human-Computer Interaction · Computer Science 2015-03-17 Reza Rawassizadeh , Elaheh Momeni , Prajna Shetty

Behavioral biometrics are key components in the landscape of research in continuous and active user authentication. However, there is a lack of large datasets with multiple activities, such as typing, gait and swipe performed by the same…

Human-Computer Interaction · Computer Science 2019-12-20 Amith K. Belman , Li Wang , S. S. Iyengar , Pawel Sniatala , Robert Wright , Robert Dora , Jacob Baldwin , Zhanpeng Jin , Vir V. Phoha

A healthy lifestyle is the key to better health and happiness and has a considerable effect on quality of life and disease prevention. Current lifelogging/egocentric datasets are not suitable for lifestyle analysis; consequently, there is…

Computer Vision and Pattern Recognition · Computer Science 2020-11-25 Qing Gao , Mingtao Pei , Hongyu Shen

The increasing use of electronic forms of communication presents new opportunities in the study of mental health, including the ability to investigate the manifestations of psychiatric diseases unobtrusively and in the setting of patients'…

Human-Computer Interaction · Computer Science 2018-03-28 Bokai Cao , Lei Zheng , Chenwei Zhang , Philip S. Yu , Andrea Piscitello , John Zulueta , Olu Ajilore , Kelly Ryan , Alex D. Leow

Logs are widely used to record runtime information of software systems, such as the timestamp and the importance of an event, the unique ID of the source of the log, and a part of the state of a task's execution. The rich information of…

Software Engineering · Computer Science 2022-01-04 Sina Gholamian , Paul A. S. Ward

Among user authentication methods, behavioural biometrics has proven to be effective against identity theft as well as user-friendly and unobtrusive. One of the most popular traits in the literature is keystroke dynamics due to the large…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Giuseppe Stragapede , Paula Delgado-Santos , Ruben Tolosana , Ruben Vera-Rodriguez , Richard Guest , Aythami Morales

Communication is commonly considered a process that is dynamically situated in a temporal context. However, there remains a disconnection between such theoretical dynamicality and the non-dynamical character of communication scholars'…

Social and Information Networks · Computer Science 2026-05-12 Yangliu Fan , Jakob Ohme , Lion Wedel

Understanding urban dynamics, i.e., how the types and intensity of urban residents' activities in the city change along with time, is of urgent demand for building an efficient and livable city. Nonetheless, this is challenging due to the…

Social and Information Networks · Computer Science 2019-11-14 Sirui Song , Tong Xia , Depeng Jin , Pan Hui , Yong Li

IoT-based devices and wearable sensors are now common in daily life, with smartwatches, smartphones, and other digital tools tracking physical activity and health data. This lifelogging process provides valuable insights into people's…

Human-Computer Interaction · Computer Science 2025-03-13 Yu Peng , Guoqing Zhang , Huadong Pang

Past research on recognizing human affect has made use of a variety of physiological sensors in many ways. Nonetheless, how affective dynamics are influenced in the context of human daily life has not yet been explored. In this work, we…

Artificial Intelligence · Computer Science 2019-11-07 Byung Hyung Kim , Sungho Jo

The study of experimental data is a relevant task in several physical, chemical and biological applications. In particular, the analysis of chaotic dynamics in cardiac systems is crucial as it can be related to some pathological…

This paper presents a keystroke-based framework for detecting LLM-assisted cheating in Korean, addressing key gaps in prior research regarding language coverage, cognitive context, and the granularity of LLM involvement. Our proposed…

Machine Learning · Computer Science 2025-08-01 Dong Hyun Roh , Rajesh Kumar , An Ngo

Current research in lifelog data has not paid enough attention to analysis of cognitive activities in comparison to physical activities. We argue that as we look into the future, wearable devices are going to be cheaper and more prevalent…

Computation and Language · Computer Science 2016-06-09 Gregory Grefenstette , Lawrence Muchemi

The analysis of lifelogs can yield valuable insights into an individual's daily life, particularly with regard to their health and well-being. The accurate assessment of quality of life is necessitated by the use of diverse sensors and…

Signal Processing · Electrical Eng. & Systems 2025-02-27 Younghoon Na , Seunghun Oh , Seongji Ko , Hyunkyung Lee

Recently, as the spread of smart devices increases, the amount of data collected through sensors is increasing. A lifelog is a kind of big data to analyze behavior patterns in the daily life of individuals collected from various smart…

Social and Information Networks · Computer Science 2019-09-11 Wonsup Shin , Tae-Young Kim , Sung-Bae Cho

Mobile phone log data (e.g., phone call log) is not static as it is progressively added to day-by-day according to individ- ual's diverse behaviors with mobile phones. Since human behavior changes over time, the most recent pattern is more…

Computers and Society · Computer Science 2017-12-19 Iqbal H. Sarker , Muhammad Ashad Kabir , Alan Colman , Jun Han