GestuRING: A web-based tool for designing gesture input with rings, ring-like, and ring-ready devices

RD Vatavu, LB Bilius - The 34th Annual ACM Symposium on User …, 2021 - dl.acm.org
Despite an exciting area with many promises for innovations in wearable interactive
systems, research on interaction techniques for smart rings lacks structured knowledge and …

Touch interaction for children aged 3 to 6 years: Experimental findings and relationship to motor skills

RD Vatavu, G Cramariuc, DM Schipor - International Journal of Human …, 2015 - Elsevier
Our present understanding of young children׳ s touch-screen performance is still limited, as
only few studies have considered analyzing children׳ s touch interaction patterns so far. In …

Iteratively designing gesture vocabularies: A survey and analysis of best practices in the HCI literature

H Xia, M Glueck, M Annett, M Wang… - ACM Transactions on …, 2022 - dl.acm.org
Gestural interaction has evolved from a set of novel interaction techniques developed in
research labs, to a dominant interaction modality used by millions of users everyday …

Gestures for smart rings: Empirical results, insights, and design implications

BF Gheran, J Vanderdonckt, RD Vatavu - Proceedings of the 2018 …, 2018 - dl.acm.org
We present empirical results about users' gesture preferences for smart rings by analyzing
672 gestures from 24 participants. We report an overall low consensus (mean. 112 …

Understanding wheelchair users' preferences for on-body, in-air, and on-wheelchair gestures

LB Bilius, OC Ungurean, RD Vatavu - … of the 2023 CHI Conference on …, 2023 - dl.acm.org
We present empirical results from a gesture elicitation study conducted with eleven
wheelchair users that proposed on-body, in-air, and on-wheelchair gestures to effect twenty …

Clarifying agreement calculations and analysis for end-user elicitation studies

RD Vatavu, JO Wobbrock - ACM Transactions on Computer-Human …, 2022 - dl.acm.org
We clarify fundamental aspects of end-user elicitation, enabling such studies to be run and
analyzed with confidence, correctness, and scientific rigor. To this end, our contributions are …

Consistent, continuous, and customizable mid-air gesture interaction for browsing multimedia objects on large displays

A Sluÿters, Q Sellier, J Vanderdonckt… - … Journal of Human …, 2023 - Taylor & Francis
Browsing multimedia objects, such as photos, videos, documents, and maps represents a
frequent activity in a context of use where an end-user interacts on a large vertical display …

Understanding gesture input articulation with upper-body wearables for users with upper-body motor impairments

RD Vatavu, OC Ungurean - Proceedings of the 2022 CHI Conference on …, 2022 - dl.acm.org
We examine touchscreen stroke-gestures and mid-air motion-gestures articulated by users
with upper-body motor impairments with devices worn on the wrist, finger, and head. We …

Between-subjects elicitation studies: Formalization and tool support

RD Vatavu, JO Wobbrock - Proceedings of the 2016 CHI Conference on …, 2016 - dl.acm.org
Elicitation studies, where users supply proposals meant to effect system commands, have
become a popular method for system designers. But the method to date has assumed a …

Improving gesture recognition accuracy on touch screens for users with low vision

RD Vatavu - Proceedings of the 2017 CHI Conference on Human …, 2017 - dl.acm.org
We contribute in this work on gesture recognition to improve the accessibility of touch
screens for people with low vision. We examine the accuracy of popular recognizers for …