Jorge Goncalves

Understanding usage style transformation during long-term smartwatch use

Aku Visuri, Niels van Berkel, Jorge Goncalves, Reza Rawassizadeh, Denzil Ferreira, Vassilis Kostakos

Journal article  |  2021  |  Personal and Ubiquitous Computing

AbstractDespite large investments in smartwatch development, the market growth remains smaller than forecasted. The purpose of sma..

Fully-Occluded Target Selection in Virtual Reality.

Difeng Yu, Qiushi Zhou, Joshua Newn, Tilman Dingler, Eduardo Velloso, Jorge Goncalves

Journal article  |  2020  |  IEEE Transactions on Visualization and Computer Graphics

The presence of fully-occluded targets is common within virtual environments, ranging from a virtual object located behind a wall ..

Eyes-free Target Acquisition During Walking in Immersive Mixed Reality

Qiushi Zhou, Difeng Yu, Martin N Reinoso, Joshua Newn, Jorge Goncalves, Eduardo Velloso

Journal article  |  2020  |  IEEE Transactions on Visualization and Computer Graphics

Reaching towards out-of-sight objects during walking is a common task in daily life, however the same task can be challenging when..

CARE: Context-awareness for elderly care

Simon Klakegg, Kennedy Opoku Asare, Niels van Berkel, Aku Visuri, Eija Ferreira, Simo Hosio, Jorge Goncalves, Hanna-Leena Huttunen, Denzil Ferreira

Journal article  |  2020  |  Health and Technology

AbstractWe present CARE, a context-aware tool for nurses in nursing homes. The system utilises a sensors infrastructure to quantif..

ShadowDancXR: Body Gesture Digitization for Low-cost Extended Reality (XR) Headsets

D Yu, W Jiang, C Wang, T Dingler, E Velloso, J Goncalves

Conference Proceedings  |  2020  |  Companion Proceedings of the 2020 Conference on Interactive Surfaces and Spaces

Investigating Immersive Virtual Reality as an Educational Tool for Quantum Computing

A Zable, L Hollenberg, E Velloso, J Goncalves

Conference Proceedings  |  2020  |  26th ACM Symposium on Virtual Reality Software and Technology

Quantum computing (QC) is an intrinsically complex yet exciting discipline with increasing practical relevance. A deep understandi..

Enhancing Visitor Experience or Hindering Docent Roles: Attentional Issues in Augmented Reality Supported Installations

BV Syiem, RM Kelly, E Velloso, J Goncalves, T Dingler

Conference Proceedings  |  2020  |  Proceedings - 2020 IEEE International Symposium on Mixed and Augmented Reality, ISMAR 2020

Studies using augmented reality (AR) technology have suggested that users focus excessively on the virtual content in the AR envir..

Measuring Mobility and Room Occupancy in Clinical Settings: System Development and Implementation

Gabriele Marini, Benjamin Tag, Jorge Goncalves, Eduardo Velloso, Raja Jurdak, Daniel Capurro, Clare McCarthy, William Shearer, Vassilis Kostakos

Journal article  |  2020  |  JMIR mHealth and uHealth

BACKGROUND: The use of location-based data in clinical settings is often limited to real-time monitoring. In this study, we aim to..

CrowdCog: A Cognitive Skill based System for Heterogeneous Task Assignment and Recommendation in Crowdsourcing

D Hettiachchi, N Van Berkel, V Kostakos, J Goncalves

Journal article  |  2020  |  Proceedings of the ACM on Human-Computer Interaction

While crowd workers typically complete a variety of tasks in crowdsourcing platforms, there is no widely accepted method to succes..

Human-centred artificial intelligence: a contextual morality perspective

Niels van Berkel, Benjamin Tag, Jorge Goncalves, Simo Hosio

Journal article  |  2020  |  Behaviour and Information Technology