The challenges in modeling human performance in 3d space with fitts' law

E Triantafyllidis, Z Li - Extended Abstracts of the 2021 CHI Conference …, 2021 - dl.acm.org
With the rapid growth in virtual reality technologies, object interaction is becoming
increasingly more immersive, elucidating human perception and leading to promising …

How do people type on mobile devices? Observations from a study with 37,000 volunteers

K Palin, AM Feit, S Kim, PO Kristensson… - Proceedings of the 21st …, 2019 - dl.acm.org
This paper presents a large-scale dataset on mobile text entry collected via a web-based
transcription task performed by 37,370 volunteers. The average typing speed was 36.2 WPM …

Predicting gaze-based target selection in augmented reality headsets based on eye and head endpoint distributions

Y Wei, R Shi, D Yu, Y Wang, Y Li, L Yu… - Proceedings of the 2023 …, 2023 - dl.acm.org
Target selection is a fundamental task in interactive Augmented Reality (AR) systems.
Predicting the intended target of selection in such systems can provide users with a smooth …

Tiptext: Eyes-free text entry on a fingertip keyboard

Z Xu, PC Wong, J Gong, TY Wu, AS Nittala… - Proceedings of the …, 2019 - dl.acm.org
In this paper, we propose and investigate a new text entry technique using micro thumb-tip
gestures. Our technique features a miniature QWERTY keyboard residing invisibly on the …

WatchWriter: Tap and gesture typing on a smartwatch miniature keyboard with statistical decoding

M Gordon, T Ouyang, S Zhai - Proceedings of the 2016 CHI Conference …, 2016 - dl.acm.org
We present WatchWriter, a finger operated keyboard that supports both touch and gesture
typing with statistical decoding on a smartwatch. Just like on modern smartphones, users …

Touchscreen typing as optimal supervisory control

J Jokinen, A Acharya, M Uzair, X Jiang… - Proceedings of the 2021 …, 2021 - dl.acm.org
Traditionally, touchscreen typing has been studied in terms of motor performance. However,
recent research has exposed a decisive role of visual attention being shared between the …

Modeling endpoint distribution of pointing selection tasks in virtual reality environments

D Yu, HN Liang, X Lu, K Fan, B Ens - ACM Transactions on Graphics …, 2019 - dl.acm.org
Understanding the endpoint distribution of pointing selection tasks can reveal the underlying
patterns on how users tend to acquire a target, which is one of the most essential and …

Sok: Keylogging side channels

JV Monaco - 2018 IEEE Symposium on Security and Privacy …, 2018 - ieeexplore.ieee.org
The first keylogging side channel attack was discovered over 50 years ago when Bell
Laboratory researchers noticed an electromagnetic spike emanating from a Bell 131-B2 …

Bayesian touch: a statistical criterion of target selection with finger touch

X Bi, S Zhai - Proceedings of the 26th annual ACM symposium on …, 2013 - dl.acm.org
To improve the accuracy of target selection for finger touch, we conceptualize finger touch
input as an uncertain process, and derive a statistical target selection criterion, Bayesian …

Typing on an invisible keyboard

S Zhu, T Luo, X Bi, S Zhai - Proceedings of the 2018 CHI Conference on …, 2018 - dl.acm.org
A virtual keyboard takes a large portion of precious screen real estate. We have investigated
whether an invisible keyboard is a feasible design option, how to support it, and how well it …