Research output

2026

• CHI '26Best Paper Award
  Narratives and Perspectives: How AI Summaries Steer Users' Opinions and Engagement on Social Media
  J. Govers, C. Sew, E. Velloso, V. Kostakos, J. Goncalves
  Proceedings of CHI 2026, Article 1398, 1–19
• CHI '26
  Sensemaking in Multi-Agent LLM Interfaces: How Users Interpret Transparency and Trustworthiness Cues
  S. Pareek, J. Govers, N.K. Kollerup, E. Wong, E. Velloso, J. Goncalves
  Proceedings of CHI 2026, Article 913, 1–20
• CHI '26
  Timing Matters: Designing Effective Corrections for Short-Form Video Misinformation
  S. Gunasekara, C. Sew, S. Pareek, R.M. Kelly, V. Kostakos, J. Goncalves
  Proceedings of CHI 2026, Article 1394, 1–17
• CHI '26
  Influencers vs. Legacy Media on Instagram: Effects on Perceived Credibility and Following Intention
  C. Sew, S. Nugroho, S. Gunasekara, A. Genay, R.M. Kelly, J. Goncalves
  Proceedings of CHI 2026, Article 1397, 1–12
• CHI '26 EA
  Understanding, Mitigating, and Leveraging Cognitive Biases to Calibrate Trust in Evolving AI Systems
  S. Pareek, N. Boonprakong, N.K. Kollerup, S. Chen, S. Hosio, Y. Lee, U. Gadiraju, N. van Berkel, J. Goncalves
  Extended Abstracts of CHI 2026, Article 980, 1–7
• CSCW
  The Role of Presentation Styles in Countering Misinformation on Short Video Platforms
  S. Gunasekara, C. Sew, S. Pareek, R.M. Kelly, V. Kostakos, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 10(2), CSCW039, 1–27
• PACIS '26
  Designing AI Voice Agents for Users with Attentional Vulnerabilities: The Role of Proactivity and Interaction Structure
  S. Kim, T. Cui, J. Goncalves
  Proceedings of PACIS 2026, 5, 1–9
• AHs '26
  Beyond Cognitive Offloading: Conversational AI for Personal Growth
  D. Szabó, N. van Berkel, B. Tag, R.M. Jacobsen, X. Fang, Z. Sramek, J. Goncalves, K. Yatani, A. Visuri, S. Hosio
  Proceedings of the Augmented Humans International Conference 2026, 737–740

2025

• DIS '25
  The Impact of Human-Likeness and Self-Disclosure on Message Acceptance in Virtual AI Influencers
  C. Sew, S. Pareek, J. Govers, S. Schömbs, R.M. Kelly, J. Goncalves
  Proceedings of DIS 2025, 1165–1178
• DIS '25
  "I can feel the risks by looking at the robot face": Communicating Risk through a Physical Agent
  S. Schömbs, J. Goncalves, W. Johal
  Proceedings of DIS 2025, 236–252
• FAccT '25
  Impact of Agent-Generated Rationales on Online Social Conformity
  S. de Jong, R. Jacobsen, J. Wester, S. Wijenayake, J. Goncalves, N. van Berkel
  Proceedings of FAccT 2025, 3370–3384
• CHI '25Honorable Mention Award
  "It's Not the AI's Fault Because It Relies Purely on Data": How Causal Attributions of AI Decisions Shape Trust in AI Systems
  S. Pareek, S. Schömbs, E. Velloso, J. Goncalves
  Proceedings of CHI 2025, Article 1097, 1–18
• CHI '25Honorable Mention Award
  How Do HCI Researchers Study Cognitive Biases? A Scoping Review
  N. Boonprakong, B. Tag, J. Goncalves, T. Dingler
  Proceedings of CHI 2025, Article 473, 1–20
• CHI '25
  The Influence of Content Modality on Perceptions of Online Misinformation
  S. Gunasekara, S. Pareek, R.M. Kelly, J. Goncalves
  Proceedings of CHI 2025, Article 965, 1–10
• CHI '25
  Raising Awareness of Location Information Vulnerabilities in Social Media Photos using LLMs
  Y. Ma, S. Zhang, D. Yang, Z. Sarsenbayeva, J. Knibbe, J. Goncalves
  Proceedings of CHI 2025, Article 238, 1–14
• CHI '25
  Assessing Susceptibility Factors of Confirmation Bias in News Feed Reading
  N. Boonprakong, S. Pareek, B. Tag, J. Goncalves, T. Dingler
  Proceedings of CHI 2025, Article 418, 1–19
• CHI '25
  Can You Pass that Tool?: Implications of Indirect Speech in Physical Human-Robot Collaboration
  Y. Zhang, T. Ratnayake, C. Sew, J. Knibbe, J. Goncalves, W. Johal
  Proceedings of CHI 2025, Article 781, 1–18
• CHI '25 LBW
  User Willingness to Engage with AI-Generated Influencer Content
  C. Sew, S. Schömbs, R.M. Kelly, J. Goncalves
  Extended Abstracts of CHI 2025, Article 561, 1–7
• CSCW
  Safeguarding Crowdsourcing Surveys from ChatGPT through Prompt Injection
  C. Wang, S.K. Freire, M. Zhang, J. Wei, J. Goncalves, V. Kostakos, A. Bozzon, E. Niforatos
  Proceedings of the ACM on Human-Computer Interaction, 9(7), CSCW322, 29 pages
• TiiS
  Feeds of Distrust: Investigating How AI-Powered News Chatbots Shape User Trust and Perceptions
  J. Govers, S. Pareek, E. Velloso, J. Goncalves
  ACM Transactions on Interactive Intelligent Systems, 15(4), Article 20, 31 pages
• CSUR
  Object Selection and Manipulation in VR Headsets: Research Challenges, Solutions, and Success Measurements
  D. Yu, T. Dingler, E. Velloso, J. Goncalves
  ACM Computing Surveys, 57(4), 1–34
• HAI '25
  From Conversation to Orchestration: HCI Challenges and Opportunities in Interactive Multi-Agentic Systems
  S. Schömbs, Y. Zhang, J. Goncalves, W. Johal
  Proceedings of HAI 2025, 158–168
• C&E: X Reality
  Pause for Success: Harnessing Interaction Delay and Target Selection Difficulty in VR Hands-on Learning Environments
  S. Khorasani, S. Hsu, R. Guan, J. Goncalves, A. Irlitti, J. Knibbe, E. Velloso
  Computers & Education: X Reality, 7, 100103, 15 pages
• IJHCS
  Exploring the Effects of Location Information on Perceptions of News Credibility and Sharing Intention
  Y. Ma, Z. Sarsenbayeva, J. Knibbe, J. Goncalves
  International Journal of Human-Computer Studies, 193, 103378, 14 pages
• IJHCI
  A Review of Online Social Conformity: Outcomes and Determinants
  S. Wijenayake, J. Goncalves
  International Journal of Human-Computer Interaction, 41(15), 9274–9303

2024

• CSCW
  Effect of Explanation Conceptualisations on Trust in AI-assisted Credibility Assessment
  S. Pareek, N. van Berkel, E. Velloso, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 8 (CSCW2), Article 383, 31 pages
• MobileHCI
  Understanding Users' Perspectives on Location Privacy Management on iPhones
  Y. Ma, C. Sew, Z. Sarsenbayeva, J. Knibbe, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 8 (MHCI), Article 282, 25 pages
• MobileHCI '24 Adjunct
  Affective Computing for Mobile Technologies
  J.R. Cauchard, J. Epps, J. Goncalves, J. Häkkilä, V. Herdel, M. Perusquia-Hernandez
  Adjunct Proceedings of MobileHCI 2024, Article 30, 5 pages
• FAccT '24
  Trust Development and Repair in AI-Assisted Decision-Making during Complementary Expertise
  S. Pareek, E. Velloso, J. Goncalves
  Proceedings of FAccT 2024, 546–561
• CHI '24
  AI-Driven Mediation Strategies for Audience Depolarisation in Online Debates
  J. Govers, E. Velloso, V. Kostakos, J. Goncalves
  Proceedings of CHI 2024, Article 803, 18 pages
• CHI '24
  Robot-Assisted Decision-Making: Unveiling the Role of Uncertainty Visualisation and Embodiment
  S. Schömbs, S. Pareek, J. Goncalves, W. Johal
  Proceedings of CHI 2024, Article 589, 16 pages
• CHI '24
  Augmented Reality at Zoo Exhibits: A Design Framework for Enhancing the Zoo Experience
  B. Syiem, S. Webber, R.M. Kelly, Q. Zhou, J. Goncalves, E. Velloso
  Proceedings of CHI 2024, Article 84, 18 pages
• CHI '24 LBW
  FaceVis: Exploring a Robot's Face for Affective Visualisation Design
  S. Schömbs, J. Pan, Y. Zhang, J. Goncalves, W. Johal
  Extended Abstracts of CHI 2024, Article 161, 10 pages
• UbiComp '24 Adjunct
  ScreenTK: Seamless Detection of Time-Killing Moments Using Continuous Mobile Screen Text Monitoring
  L. Fang, S. Zhang, H. Jia, J. Goncalves, V. Kostakos
  Adjunct Proceedings of UbiComp 2024, 196–200
• IJHCS
  Addressing Attentional Issues in Augmented Reality with Adaptive Agents: Possibilities and Challenges
  B. Syiem, R.M. Kelly, T. Dingler, J. Goncalves, E. Velloso
  International Journal of Human-Computer Studies, 190, 103324, 17 pages
• AHs '24
  Developing Strategies for Co-designing Assistive Augmentation Technologies
  A. Tong, Z. Sarsenbayeva, J. Goncalves, H. Koike, M. Inami, A. McEwan, A. Withana
  Proceedings of the Augmented Humans International Conference 2024, 324–326
• CSUR
  Mobile Near-Infrared Sensing — A Systematic Review on Devices, Data, Modeling and Applications
  W. Jiang, J. Goncalves, V. Kostakos
  ACM Computing Surveys, 56(8), 1–36
• PMC
  A Toolkit for Localisation Queries
  G. Marini, J. Goncalves, E. Velloso, R. Jurdak, V. Kostakos
  Pervasive and Mobile Computing, 103, 101946, 22 pages
• IJHCS
  Peer-supplied Credibility Indicators as an Online Misinformation Intervention
  S. Pareek, J. Goncalves
  International Journal of Human-Computer Studies, 188, 103276, 17 pages

2023

• IMWUT
  Reflected Reality: Augmented Reality through the Mirror
  Q. Zhou, B. Syiem, B. Li, J. Goncalves, E. Velloso
  Proceedings of the ACM on IMWUT, 7(4), Article 202, 28 pages
• IMWUT
  InfoPrint: Embedding Interactive Information in 3D Prints Using Low-Cost Readily-Available Printers and Materials
  W. Jiang, C. Wang, Z. Sarsenbayeva, A. Irlitti, J. Wei, J. Knibbe, T. Dingler, J. Goncalves, V. Kostakos
  Proceedings of the ACM on IMWUT, 7(3), Article 102, 29 pages
• CSCW '23 Companion
  Workshop on Understanding and Mitigating Cognitive Biases in Human-AI Collaboration
  N. Boonprakong, G. He, U. Gadiraju, N. van Berkel, D. Wang, S. Chen, J. Liu, B. Tag, J. Goncalves, T. Dingler
  Companion Publication of CSCW 2023, 512–517
• JHI
  Using Thermal Imaging to Measure Hand Hygiene Quality
  C. Wang, W. Jiang, K. Yang, Z. Sarsenbayeva, B. Tag, T. Dingler, J. Goncalves, V. Kostakos
  Journal of Hospital Infection, 139, 113–120
• IJHCS
  Exploring Crowdsourced Self-Care Techniques: A Study on Parkinson’s Disease
  E. Kuosmanen, E. Huusko, N. van Berkel, F. Nunes, J. Vega, J. Goncalves, M. Khamis, A. Esteves, D. Ferreira, S. Hosio
  International Journal of Human-Computer Studies, 177, 103062, 16 pages
• WWW '23
  Combining Worker Factors for Heterogeneous Crowd Task Assignment
  S. Wijenayake, D. Hettiachchi, J. Goncalves
  Proceedings of the 2023 ACM Web Conference, 3794–3805
• CHI '23
  Modeling Temporal Target Selection: A Perspective from Its Spatial Correspondence
  D. Yu, B. Syiem, A. Irlitti, T. Dingler, E. Velloso, J. Goncalves
  Proceedings of CHI 2023, Article 577, 14 pages
• CHI '23
  Here and Now: Creating Improvisational Dance Movements with a Mixed Reality Mirror
  Q. Zhou, L. Grebel, A. Irlitti, J. Minaai, J. Goncalves, E. Velloso
  Proceedings of CHI 2023, Article 183, 16 pages
• IEEE TAFFC
  Survey on Emotion Sensing using Mobile Devices
  K. Yang, B. Tag, C. Wang, Y. Gu, Z. Sarsenbayeva, T. Dingler, G. Wadley, J. Goncalves
  IEEE Transactions on Affective Computing, 14(4), 2678–2696
• INTERACT '23
  “Hello, Fellow Villager!”: Perceptions and Impact of Displaying Users’ Locations on Weibo
  Y. Ma, Q. Zhou, B. Tag, Z. Sarsenbayeva, J. Knibbe, J. Goncalves
  Proceedings of INTERACT 2023, 511–532
• INTERACT '23
  Point- and Group-based Multi-Object Acquisition in VR
  Z. Wu, D. Yu, J. Goncalves
  Proceedings of INTERACT 2023, 20–42
• OzCHI '23
  Effects of External Factors on User Behaviour towards Influencer Generated Online Misinformation
  C. Sew, J. Goncalves
  Proceedings of OzCHI 2023, 86–98
• OzCHI '23
  Towards Empathetically Responsive Voice Assistants
  T. Aggarwal, J. Goncalves
  Proceedings of OzCHI 2023, 669–678
• IJHCS
  Mapping 20 Years of Accessibility Research in HCI: A Co-word Analysis
  Z. Sarsenbayeva, N. van Berkel, D. Hettiachchi, B. Tag, E. Velloso, J. Goncalves, V. Kostakos
  International Journal of Human-Computer Studies, 175, 103108, 15 pages
• IEEE VR '23 Adjunct
  Knock the Reality: Virtual Interface Registration in Mixed Reality
  W. Jiang, D. Yu, A. Irlitti, J. Goncalves, V. Kostakos, X. He
  Proceedings of IEEE VR 2023 Abstracts and Workshops, 615–616
• IJHCS
  The Methodology of Studying Fairness Perceptions in Artificial Intelligence: Contrasting CHI and FAccT
  N. van Berkel, Z. Sarsenbayeva, J. Goncalves
  International Journal of Human-Computer Studies, 170, 102954, 25 pages
• TOG
  Near-Infrared Imaging for Information Embedding and Extraction with Layered Structures
  W. Jiang, D. Yu, C. Wang, Z. Sarsenbayeva, N. van Berkel, J. Goncalves, V. Kostakos
  ACM Transactions on Graphics, 42(1), Article 4, 26 pages
• IEEE TAFFC
  Behavioral and Physiological Signals-Based Deep Multimodal Approach for Mobile Emotion Recognition
  K. Yang, C. Wang, Y. Gu, Z. Sarsenbayeva, B. Tag, T. Dingler, G. Wadley, J. Goncalves
  IEEE Transactions on Affective Computing, 14(2), 1082–1097
• IJHCS
  “Instant Happiness”: Smartphones as Tools for Everyday Emotion Regulation
  Y. Shi, P. Koval, V. Kostakos, J. Goncalves, G. Wadley
  International Journal of Human-Computer Studies, 170, 102958, 14 pages

2022

• ISMAR '22
  Blending On-Body and Mid-Air Interaction in Virtual Reality
  D. Yu, Q. Zhou, T. Dingler, E. Velloso, J. Goncalves
  Proceedings of ISMAR 2022, 637–646
• DIS '22
  Movement Guidance using a Mixed Reality Mirror
  Q. Zhou, A. Irlitti, D. Yu, J. Goncalves, E. Velloso
  Proceedings of DIS 2022, 821–834
• CSCW
  Understanding How to Administer Voice Surveys through Smart Speakers
  J. Wei, W. Jiang, C. Wang, D. Yu, J. Goncalves, T. Dingler, V. Kostakos
  Proceedings of the ACM on Human-Computer Interaction, 6 (CSCW2), Article 548, 32 pages
• ISMAR '22 Adjunct
  Haptics in VR Using Origami-Augmented Drones
  D. Yu, W. Jiang, A. Irlitti, T. Dingler, E. Velloso, J. Goncalves, V. Kostakos
  Proceedings of ISMAR-Adjunct 2022, 905–906
• ICMR '22
  Mobile Emotion Recognition via Multiple Physiological Signals using Convolution-augmented Transformer
  K. Yang, B. Tag, Y. Gu, C. Wang, T. Dingler, G. Wadley, J. Goncalves
  Proceedings of ICMR 2022, 562–570
• PUC
  Crowdsourcing Sensitive Data using Public Displays: Opportunities, Challenges, and Considerations
  A. Alorwu, N. van Berkel, J. Goncalves, J. Oppenlaender, M.B. Lopez, M. Seetharaman, S. Hosio
  Personal and Ubiquitous Computing, 26(3), 681–696
• CSUR
  Methodological Standards in Accessibility Research on Motor Impairments: A Survey
  Z. Sarsenbayeva, N. van Berkel, E. Velloso, J. Goncalves, V. Kostakos
  ACM Computing Surveys, 143(7), 1–35
• IJHCS
  Emotion Trajectories in Smartphone Use: Towards Recognizing Emotion Regulation In-the-Wild
  B. Tag, Z. Sarsenbayeva, A. Cox, G. Wadley, J. Goncalves, V. Kostakos
  International Journal of Human-Computer Studies, 166, 102872, 14 pages
• MICCAI '22
  Hand Hygiene Quality Assessment using Image-to-Image Translation
  C. Wang, K. Yang, W. Jiang, J. Wei, Z. Sarsenbayeva, J. Goncalves, V. Kostakos
  Proceedings of MICCAI 2022, 64–73
• IJHCS
  Quantifying Determinants of Social Conformity in an Online Debating Website
  S. Wijenayake, N. van Berkel, V. Kostakos, J. Goncalves
  International Journal of Human-Computer Studies, 158, 102743, 16 pages
• JMS
  A System for Computational Assessment of Hand Hygiene Techniques
  C. Wang, W. Jiang, K. Yang, B. Tag, Z. Sarsenbayeva, T. Dingler, J. Goncalves, V. Kostakos
  Journal of Medical Systems, 46(6), 1–12
• BIT
  Human-Centred Artificial Intelligence: A Contextual Morality Perspective
  N. van Berkel, B. Tag, J. Goncalves, S. Hosio
  Behaviour & Information Technology, 41(3), 502–518
• CHBR
  Impact of the Global Pandemic upon Young People’s Use of Technology for Emotion Regulation
  B. Tag, N. van Berkel, A. Vargo, Z. Sarsenbayeva, T. Colasante, G. Wadley, S. Webber, W. Smith, P. Koval, T. Hollenstein, J. Goncalves, V. Kostakos
  Computers in Human Behavior Reports, 6, Article 100192, 16 pages
• CHI '22 EA
  REGROW: Reimagining Global Crowdsourcing for Better Human-AI Collaboration
  A. Alorwu, S. Savage, N. van Berkel, D. Ustalov, A. Drutsa, J. Oppenlaender, O. Bates, D. Hettiachchi, U. Gadiraju, J. Goncalves, S. Hosio
  Extended Abstracts of CHI 2022, Article 88, 7 pages
• CHI '22 EA
  Metaverse: The Vision for the Future
  J. Xu, K. Papangelis, J. Dunham, J. Goncalves, N. LaLone, A. Chamberlain, I. Lykourentzou, F. Vinella, D. Schwartz
  Extended Abstracts of CHI 2022, Article 167, 3 pages
• CSUR
  A Survey on Task Assignment in Crowdsourcing
  D. Hettiachchi, V. Kostakos, J. Goncalves
  ACM Computing Surveys, 55(3), Article 49, 35 pages
• IEEE PC
  A Retrospective and a Look Forward: Lessons Learned from Researching Emotions In-the-Wild
  B. Tag, J. Goncalves, S. Webber, P. Koval, V. Kostakos
  IEEE Pervasive Computing, 21(1), 28–36

2021

• PACM HCI (ISS)
  Investigating Human Scale Spatial Experience
  V. Paananen, J. Oppenlaender, J. Goncalves, D. Hettiachchi, S. Hosio
  Proceedings of the ACM on Human-Computer Interaction, 5 (ISS), Article 496, 18 pages
• UIST '21
  iText: Hands-free Text Entry on an Imaginary Keyboard for Augmented Reality Systems
  X. Lu, D. Yu, H. Liang, J. Goncalves
  Proceedings of UIST 2021, 815–825
• CHI '21Best Paper Award
  Impact of Task on Attentional Tunneling in Handheld Augmented Reality
  B. Syiem, E. Velloso, R.M. Kelly, J. Goncalves, T. Dingler
  Proceedings of CHI 2021, Article 193, 14 pages
• CHI '21Honorable Mention Award
  Dance and Choreography in HCI: A Two-Decade Retrospective
  Q. Zhou, C. Chua, J. Knibbe, J. Goncalves, E. Velloso
  Proceedings of CHI 2021, Article 262, 14 pages
• CHI '21
  Gaze-Supported 3D Object Manipulation in Virtual Reality
  D. Yu, X. Lu, R. Shi, H. Liang, T. Dingler, E. Velloso, J. Goncalves
  Proceedings of CHI 2021, Article 734, 13 pages
• CHI '21
  Effect of Information Presentation on Fairness Perceptions of Machine Learning Predictors
  N. van Berkel, J. Goncalves, D. Russo, S. Hosio, M.B. Skov
  Proceedings of CHI 2021, Article 245, 13 pages
• CHI '21
  User Trust in Assisted Decision-Making Using Miniaturized Near-Infrared Spectroscopy
  W. Jiang, Z. Sarsenbayeva, N. van Berkel, C. Wang, D. Yu, J. Wei, J. Goncalves, V. Kostakos
  Proceedings of CHI 2021, Article 153, 16 pages
• IEEE IC
  Effect of Conformity on Perceived Trustworthiness of News in Social Media
  S. Wijenayake, D. Hettiachchi, S. Hosio, V. Kostakos, J. Goncalves
  IEEE Internet Computing, 25(1), 12–19
• INTERACT '21Best Paper Award
  Quantifying the Effects of Age-related Stereotypes on Online Social Conformity
  S. Wijenayake, J. Hu, V. Kostakos, J. Goncalves
  Proceedings of INTERACT 2021, 451–475
• INTERACT '21
  Us vs. Them – Understanding the Impact of Homophily in Political Discussions on Twitter
  D. Hettiachchi, T. Arora, J. Goncalves
  Proceedings of INTERACT 2021, 476–497
• JMIR Med Inform
  Team Dynamics in Hospital Workflows: An Exploratory Study of a Smartphone Task Manager
  D. Hettiachchi, L. Hayes, J. Goncalves, V. Kostakos
  JMIR Medical Informatics, 9(8), Article e28245, 9 pages
• JMIR
  A Systematic Review of Electronic Monitoring Systems for Hand Hygiene
  C. Wang, W. Jiang, K. Yang, D. Yu, J. Newn, Z. Sarsenbayeva, J. Goncalves, V. Kostakos
  Journal of Medical Internet Research, 23(11), Article e27880, 29 pages
• CSCW '21 Companion
  Investigating and Mitigating Biases in Crowdsourced Data
  D. Hettiachchi, M. Sanderson, J. Goncalves, S. Hosio, G. Kazai, M. Lease, M. Schaekermann, E. Yilmaz
  Companion Publication of CSCW 2021, 331–334
• UbiComp '21 Adjunct
  Making Sense of Emotion Sensing: Workshop on Quantifying Human Emotions
  B. Tag, S. Webber, G. Wadley, V. Bartlett, J. Goncalves, P. Koval, P. Slovak, W. Smith, T. Hollenstein, A.L. Cox, V. Kostakos
  Adjunct Proceedings of UbiComp 2021, 226–229
• Health Technol.
  CARE: Context-Awareness for Elderly Care
  S. Klakegg, K.O. Asare, N. van Berkel, A. Visuri, E. Ferreira, S. Hosio, J. Goncalves, H. Huttunen, D. Ferreira
  Health and Technology, 11, 211–226
• PUC
  Understanding Usage Style Transformation During Long-Term Smartwatch Use
  A. Visuri, N. van Berkel, R. Rawassizadeh, J. Goncalves, V. Kostakos, D. Ferreira
  Personal and Ubiquitous Computing, 25(3), 535–549
• CHI '21 EA
  2VT: Visions, Technologies, and Visions of Technologies for Understanding Human Scale Spaces
  V. Paananen, P. Markkanen, J. Oppenlaender, L. Hang Lee, H. Akmal, A. F. gen. Schieck, J. Dunham, K. Papangelis, N. Lalone, N. van Berkel, J. Goncalves, S. Hosio
  Extended Abstracts of CHI 2021, Article 104, 5 pages
• TVC
  Benchmarking Commercial Emotion-Detection Systems using Realistic Distortions of Facial Image Datasets
  K. Yang, C. Wang, Z. Sarsenbayeva, B. Tag, T. Dingler, G. Wadley, J. Goncalves
  The Visual Computer, 37(6), 1447–1466

2020

• CHI '20
  “Hi! I am the Crowd Tasker” Crowdsourcing through Digital Voice Assistants
  D. Hettiachchi, Z. Sarsenbayeva, F. Allison, N. van Berkel, T. Dingler, G. Marini, V. Kostakos, J. Goncalves
  Proceedings of CHI 2020, Article 193, 14 pages
• CHI '20
  Does Smartphone Use Drive our Emotions or vice versa? A Causal Analysis
  Z. Sarsenbayeva, G. Marini, N. van Berkel, C. Luo, W. Jiang, K. Yang, G. Wadley, T. Dingler, V. Kostakos, J. Goncalves
  Proceedings of CHI 2020, Article 36, 15 pages
• IEEE VR '20
  Engaging Participants in Selection Studies in Virtual Reality
  D. Yu, Q. Zhou, B. Tag, T. Dingler, E. Velloso, J. Goncalves
  Proceedings of IEEE VR 2020, 500–509
• VRST '20
  Investigating Immersive Virtual Reality as an Educational Tool for Quantum Computing
  A. Zable, L. Hollenberg, E. Velloso, J. Goncalves
  Proceedings of VRST 2020, Article 6, 11 pages
• ISMAR '20
  Enhancing Visitor Experience or Hindering Docent Roles: Attentional Issues in Augmented Reality-Supported Installations
  B. Syiem, R.M. Kelly, E. Velloso, J. Goncalves, T. Dingler
  Proceedings of ISMAR 2020, 279–288
• OzCHI '20
  Using Video Games to Regulate Emotion
  Z. Sarsenbayeva, B. Tag, S. Yan, V. Kostakos, J. Goncalves
  Proceedings of OzCHI 2020, 755–759
• HCOMP '20
  How Context Influences Cross-Device Task Acceptance in Crowd Work
  D. Hettiachchi, S. Wijenayake, S. Hosio, V. Kostakos, J. Goncalves
  Proceedings of HCOMP 2020, 53–62
• PACIS '20
  Augmenting Automated Kinship Verification with Targeted Human Input
  D. Hettiachchi, N. van Berkel, S. Hosio, M.B. Lopez, V. Kostakos, J. Goncalves
  Proceedings of PACIS 2020, Article 141, 14 pages
• IEEE TVCG
  Fully-Occluded Target Selection in Virtual Reality
  D. Yu, Q. Zhou, J. Newn, T. Dingler, E. Velloso, J. Goncalves
  IEEE Transactions on Visualization and Computer Graphics, 26(12), 3402–3413
• IEEE TVCG
  Eyes-free Target Acquisition During Walking in Immersive Mixed Reality
  Q. Zhou, D. Yu, M. Reinoso, J. Newn, J. Goncalves, E. Velloso
  IEEE Transactions on Visualization and Computer Graphics, 26(12), 3423–3433
• CSCW
  CrowdCog: A Cognitive Skill based System for Heterogeneous Task Assignment and Recommendation in Crowdsourcing
  D. Hettiachchi, N. van Berkel, V. Kostakos, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 4 (CSCW), Article 110, 22 pages
• JMIR mHealth
  Measuring Mobility and Room Occupancy in Clinical Settings: System Development and Implementation
  G. Marini, B. Tag, J. Goncalves, E. Velloso, R. Jurdak, C. McCarthy, B. Shearer, V. Kostakos
  JMIR mHealth and uHealth, 8(10), Article e19874, 17 pages
• CSCW
  Quantifying the Effect of Social Presence on Online Social Conformity
  S. Wijenayake, N. van Berkel, V. Kostakos, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 4 (CSCW), Article 55, 22 pages
• IEEE Computer
  Crowdsourcing Personalized Weight Loss Diets
  S. Hosio, N. van Berkel, J. Oppenlaender, J. Goncalves
  IEEE Computer, 53(1), 63–71
• CHB
  Impact of Contextual and Personal Determinants on Online Social Conformity
  S. Wijenayake, N. van Berkel, V. Kostakos, J. Goncalves
  Computers in Human Behaviour, 108, Article 106302, 11 pages
• IJHCS
  Human Accuracy in Mobile Data Collection
  N. van Berkel, J. Goncalves, K. Wac, S. Hosio, A.L. Cox
  International Journal of Human-Computer Studies, 137, 102396
• CSUR
  A Survey of Context Simulation for Testing Mobile Context-Aware Applications
  C. Luo, J. Goncalves, E. Velloso, V. Kostakos
  ACM Computing Surveys, 53(1), Article 21, 39 pages
• JMIR mHealth
  Accurate Measurement of Hand-Wash Quality Using Sensor Armbands: Instrument Validation Study
  C. Wang, Z. Sarsenbayeva, X. Chen, T. Dingler, J. Goncalves, V. Kostakos
  JMIR mHealth and uHealth, 8(3), Article e17001, 18 pages
• IJHCS
  Overcoming Compliance Bias in Self-Report Studies: A Cross-Study Analysis
  N. van Berkel, J. Goncalves, S. Hosio, Z. Sarsenbayeva, E. Velloso, V. Kostakos
  International Journal of Human-Computer Studies, 134, 1–12
• ACM Interactions
  Future Directions for Situationally Induced Impairments and Disabilities Research
  G.W. Tigwell, Z. Sarsenbayeva, B.M. Gorman, D.R. Flatla, J. Goncalves, Y. Yesilada, J.O. Wobbrock
  ACM Interactions Blog
• ISS '20 Companion
  ShadowDancXR: Body Gesture Digitization for Low-cost Extended Reality (XR) Headsets
  D. Yu, W. Jiang, C. Wang, T. Dingler, E. Velloso, J. Goncalves
  Companion Proceedings of ISS 2020, 79–80
• CHI '20 Workshop
  Bots for Research: Minimising the Experimenter Effect
  S. Wijenayake, N. van Berkel, J. Goncalves
  International Workshop on Detection and Design for Cognitive Biases in People and Computing Systems, 1–8

2019

• IMWUT
  Probing Sucrose Contents in Everyday Drinks Using Miniaturized Near-Infrared Spectroscopy Scanners
  W. Jiang, G. Marini, N. van Berkel, Z. Sarsenbayeva, Z. Tan, C. Luo, X. He, T. Dingler, J. Goncalves, Y. Kawahara, V. Kostakos
  Proceedings of the ACM on IMWUT, 3(4), Article 136, 25 pages
• CHI '19
  Context-Informed Scheduling and Analysis: Improving Accuracy of Mobile Self-Reports
  N. van Berkel, J. Goncalves, P. Koval, S. Hosio, T. Dingler, D. Ferreira, V. Kostakos
  Proceedings of CHI 2019, Article 51, 12 pages
• CSCW
  Measuring the Effects of Gender on Online Social Conformity
  S. Wijenayake, N. van Berkel, V. Kostakos, J. Goncalves
  Proceedings of the ACM on Human-Computer Interaction, 3 (CSCW), Article 145, 24 pages
• CSCW
  Crowdsourcing Perceptions of Fair Predictors for Machine Learning: A Recidivism Case Study
  N. van Berkel, J. Goncalves, D. Hettiachchi, S. Wijenayake, R.M. Kelly, V. Kostakos
  Proceedings of the ACM on Human-Computer Interaction, 3 (CSCW), Article 28, 21 pages
• IMWUT
  Measuring the Effects of Stress on Mobile Interaction
  Z. Sarsenbayeva, N. van Berkel, D. Hettiachchi, W. Jiang, T. Dingler, E. Velloso, V. Kostakos, J. Goncalves
  Proceedings of the ACM on IMWUT, 3(1), Article 24, 18 pages
• OzCHI '19
  Towards Effective Crowd-Powered Online Content Moderation
  D. Hettiachchi, J. Goncalves
  Proceedings of OzCHI 2019, 342–346
• PerDis '19
  Fueling AI with Public Displays? A Feasibility Study of Collecting Biometrically Tagged Consensual Data on a University Campus
  S. Hosio, A. Alorwu, N. van Berkel, M. Bordallo, M. Seetharaman, J. Oppenlaender, J. Goncalves
  Proceedings of PerDis 2019, Article 14, 7 pages
• INTERACT '19
  Effect of Cognitive Abilities on Crowdsourcing Task Performance
  D. Hettiachchi, N. van Berkel, S. Hosio, V. Kostakos, J. Goncalves
  Proceedings of INTERACT 2019, 442–464
• INTERACT '19
  Search Support for Exploratory Writing
  J. Oppenlaender, E. Kuosmanen, J. Goncalves, S. Hosio
  Proceedings of INTERACT 2019, 314–336
• INTERACT '19
  Effect of Ambient Light on Mobile Interaction
  Z. Sarsenbayeva, N. van Berkel, W. Jiang, D. Hettiachchi, V. Kostakos, J. Goncalves
  Proceedings of INTERACT 2019, 465–475
• PMC
  CamTest: A Laboratory Testbed for Camera-Based Mobile Sensing Applications
  C. Luo, Z. Xu, R. Dong, J. Goncalves, E. Velloso, V. Kostakos
  Pervasive and Mobile Computing, 56, 106–131
• IJHCS
  Understanding Smartphone Notifications’ User Interactions and Content Importance
  A. Visuri, N. van Berkel, T. Okoshi, J. Goncalves, V. Kostakos
  International Journal of Human-Computer Studies, 128, 72–85
• IJHCS
  Effect of Experience Sampling Schedules on Response Rate and Recall Accuracy of Objective Self-Reports
  N. van Berkel, J. Goncalves, L. Lovén, D. Ferreira, S. Hosio, V. Kostakos
  International Journal of Human-Computer Studies, 125, 118–128
• PUC
  Energy-Efficient Prediction of Smartphone Unlocking
  C. Luo, A. Visuri, S. Klakegg, N. van Berkel, Z. Sarsenbayeva, A. Möttönen, J. Goncalves, T. Anagnostopoulos, D. Ferreira, H. Flores, E. Velloso, V. Kostakos
  Personal and Ubiquitous Computing, 23(1), 159–177
• IEEE TII
  Learning-Assisted Optimization in Mobile Crowd Sensing: A Survey
  J. Wang, Y. Wang, D. Zhang, J. Goncalves, D. Ferreira, A. Visuri, S. Ma
  IEEE Transactions on Industrial Informatics, 15(1), 15–22
• Book Chapter
  Addressing Cooperation Issues in Situated Crowdsourcing
  J. Goncalves, S. Hosio, N. van Berkel, S. Klakegg
  In Macrotask Crowdsourcing, Springer Human–Computer Interaction Series, 127–145
• UbiComp '19 Adjunct
  Capturing Contextual Morality: Applying Game Theory on Smartphones
  N. van Berkel, S. Hosio, B. Tag, J. Goncalves
  Adjunct Proceedings of UbiComp 2019, 888–892
• UbiComp '19 Adjunct
  Improving Wearable Sensor Data Quality Using Context Markers
  C. Wang, Z. Sarsenbayeva, C. Luo, J. Goncalves, V. Kostakos
  Adjunct Proceedings of UbiComp 2019, 598–601
• UbiComp '19 Adjunct
  Towards Context-Free Semantic Localisation
  G. Marini, J. Goncalves, E. Velloso, R. Jurdak, V. Kostakos
  Adjunct Proceedings of UbiComp 2019, 584–591
• C&C '19 Adjunct
  Crowd-powered Interfaces for Creative Design Thinking
  J. Oppenlaender, N. Shireen, M. Mackeprang, H. Erhan, J. Goncalves, S. Hosio
  Adjunct Proceedings of C&C 2019, 722–729
• CHI '19 LBW
  Cognitive Aid: Task Assistance Based On Mental Workload Estimation
  Q. Zhou, J. Newn, N. Srivastava, T. Dingler, J. Goncalves, E. Velloso
  Extended Abstracts of CHI 2019, Paper LBW2315, 6 pages
• CHI '19 EA
  Addressing the Challenges of Situationally-Induced Impairments and Disabilities in Mobile Interaction
  G.W. Tigwell, Z. Sarsenbayeva, B.M. Gorman, D.R. Flatla, J. Goncalves, Y. Yesilada, J.O. Wobbrock
  Extended Abstracts of CHI 2019, Paper W30, 8 pages
• CHI '19 EA
  DC2S2: Designing Crowd-powered Creativity Support Systems
  J. Oppenlaender, M. Mackeprang, A. Khiat, M. Vukovic, J. Goncalves, S. Hosio
  Extended Abstracts of CHI 2019, Paper W06, 8 pages
• CHI '19 Workshop
  Contextual Morality for Human-Centered Machine Learning
  N. van Berkel, J. Goncalves, B. Tag, S. Hosio
  International Workshop on Where is the Human in AI? Bridging the Gap Between AI and HCI, 1–4
• CHI '19 Workshop
  Situationally-Induced Impairments and Disabilities Research
  Z. Sarsenbayeva, V. Kostakos, J. Goncalves
  International Workshop on Addressing the Challenges of Situationally-Induced Impairments and Disabilities in Mobile Interaction, 1–5
• CHI '19 Workshop
  Enabling Creative Crowd Work through Smart Speakers
  D. Hettiachchi, N. van Berkel, T. Dingler, F. Allison, V. Kostakos, J. Goncalves
  International Workshop on Designing Crowd-powered Creativity Support Systems, 1–5

2018

• CHI '18
  Crowdsourcing Treatments for Low Back Pain
  S. Hosio, J. Karppinen, E. Takala, J. Takatalo, J. Goncalves, N. van Berkel, S. Konomi, V. Kostakos
  Proceedings of CHI 2018, Article 276, 12 pages
• IEEE Computer
  Mobile Decision Support and Data Provisioning for Low Back Pain
  S. Hosio, J. Karppinen, N. van Berkel, J. Oppenlaender, J. Goncalves
  IEEE Computer, 51(8), 34–43
• IMWUT
  Effect of Distinct Ambient Noise Types on Mobile Interaction
  Z. Sarsenbayeva, N. van Berkel, E. Velloso, V. Kostakos, J. Goncalves
  Proceedings of the ACM on IMWUT, 2(2), Article 82, 23 pages
• IMWUTBest Paper Award
  Assisted Medication Management in Elderly Care Using Miniaturised Near-Infrared Spectroscopy
  S. Klakegg, J. Goncalves, C. Luo, A. Visuri, A. Popov, N. van Berkel, Z. Sarsenbayeva, V. Kostakos, S. Hosio, S. Savage, A. Bykov, I. Meglinski, D. Ferreira
  Proceedings of the ACM on IMWUT, 2(2), Article 69, 24 pages
• HCI
  Facilitating Collocated Crowdsourcing on Situated Displays
  S. Hosio, J. Goncalves, N. van Berkel, S. Klakegg, S. Konomi, V. Kostakos
  Human-Computer Interaction, 33(5-6), 335–371
• MVAP
  Kinship Verification from Facial Images and Videos: Human vs. Machine
  M. Bordallo López, A. Hadid, E. Boutellaa, J. Goncalves, V. Kostakos, S. Hosio
  Machine Vision and Applications, 29(5), 873–890
• British HCI '18
  Facilitating Analysis of Big Data on Reddit via an Easy to Use Visualisation Tool
  J. Goncalves, S. Klakegg, N. van Berkel, S. Hosio
  Proceedings of British HCI 2018, 1–6
• UbiComp '18 Adjunct
  MHC ’18: International Workshop on Mobile Human Contributions: Opportunities and Challenges
  N. van Berkel, S. Hosio, J. Goncalves, K. Wac, V. Kostakos, A. Cox
  Adjunct Proceedings of UbiComp 2018, 590–593
• UbiComp '18 Adjunct
  Inferring the Mood of a Community From Their Walking Speed: A Preliminary Study
  O. Matthews, Z. Sarsenbayeva, W. Jiang, J. Newn, E. Velloso, S. Clinch, J. Goncalves
  Adjunct Proceedings of UbiComp 2018, 1144–1149
• UbiComp '18 Adjunct
  Ubiquitous Mobile Sensing: Behaviour, Mood, and Environment
  A. Visuri, K. Asare, E. Kuosmanen, Y. Nishiyama, D. Ferreira, Z. Sarsenbayeva, J. Goncalves, N. van Berkel, G. Wadley, V. Kostakos, S. Clinch, O. Matthews, S. Harper, A. Jenkins, S. Snow, m. c. schraefel
  Adjunct Proceedings of UbiComp 2018, 1140–1143
• UbiComp '18 Adjunct
  Improving Accuracy in Mobile Human Contributions: An Overview
  N. van Berkel, M. Budde, S. Wijenayake, J. Goncalves
  Adjunct Proceedings of UbiComp 2018, 594–599
• CHI '18 EA
  Informed Diet Selection: Increasing Food Literacy through Crowdsourcing
  N. van Berkel, S. Hosio, J. Goncalves, V. Kostakos
  Extended Abstracts of CHI 2018, International Workshop on Designing Recipes for Digital Food Futures

2017

• IMWUT
  CrowdPickUp: Crowdsourcing Task Pickup in the Wild
  J. Goncalves, S. Hosio, N. van Berkel, F. Ahmed, V. Kostakos
  Proceedings of the ACM on IMWUT, 1(3), Article 51, 22 pages
• IMWUT
  Gamification of Mobile Experience Sampling Improves Data Quality and Quantity
  N. van Berkel, J. Goncalves, S. Hosio, V. Kostakos
  Proceedings of the ACM on IMWUT, 1(3), Article 107, 21 pages
• IMWUT
  Sensing Cold-Induced Situational Impairments in Mobile Interaction using Battery Temperature
  Z. Sarsenbayeva, N. van Berkel, A. Visuri, S. Rissanen, H. Rintamäki, V. Kostakos, J. Goncalves
  Proceedings of the ACM on IMWUT, 1(3), Article 98, 10 pages
• IMWUT
  TestAWARE: A Laboratory-Oriented Testing Tool for Mobile Context-Aware Applications
  C. Luo, M. Kuutila, S. Klakegg, D. Ferreira, H. Flores, J. Goncalves, M. Mäntylä, V. Kostakos
  Proceedings of the ACM on IMWUT, 1(3), Article 80, 29 pages
• PUC
  Environmental Exposure Assessment Using Indoor/Outdoor Detection on Smartphones
  T. Anagnostopoulos, J.C. Garcia, J. Goncalves, D. Ferreira, S. Hosio, V. Kostakos
  Personal and Ubiquitous Computing, 21(4), 761–773
• IJHCS
  Mobile and Situated Crowdsourcing
  J. Goncalves, S. Hosio, M. Vukovic, S. Konomi
  International Journal of Human-Computer Studies, 102, 1–3
• IwC
  Tapping Task Performance on Smartphones in Cold Temperature
  J. Goncalves, Z. Sarsenbayeva, N. van Berkel, C. Luo, S. Hosio, S. Risanen, H. Rintamäki, V. Kostakos
  Interacting with Computers, 29(3), 355–367
• TOIT
  Eliciting Structured Knowledge from Situated Crowd Markets
  J. Goncalves, S. Hosio, V. Kostakos
  ACM Transactions on Internet Technology, 17(2), Article 14, 21 pages
• IJHCS
  Community Reminder: Participatory Contextual Reminder Environments for Local Communities
  T. Sasao, S. Konomi, V. Kostakos, K. Kuribayashi, J. Goncalves
  International Journal of Human-Computer Studies, 102, 41–53
• IEEE CEM
  Are Smartphones Ubiquitous? An In-depth Survey of Smartphone Adoption by Seniors
  A. Berenguer, J. Goncalves, S. Hosio, D. Ferreira, T. Anagnostopoulos, V. Kostakos
  IEEE Consumer Electronics Magazine, 6(1), 104–110
• IwC
  Donating Context Data to Science: The Effects of Social Signals and Perceptions on Action-Taking
  Y. Liu, D. Ferreira, J. Goncalves, S. Hosio, P. Pandab, V. Kostakos
  Interacting with Computers, 29(2), 132–146
• OzCHI '17Honorable Mention Award
  Challenges of Situational Impairments during Interaction with Mobile Devices
  Z. Sarsenbayeva, N. van Berkel, C. Luo, V. Kostakos, J. Goncalves
  Proceedings of OzCHI 2017, 477–481
• MUM '17
  Creator-Centric Study of Digital Art Exhibitions on Interactive Public Displays
  H. Kukka, J. Ylipulli, J. Goncalves, T. Ojala, M. Kukka, M. Syrjälä
  Proceedings of MUM 2017, 37–48
• Book Chapter
  Human Sensors
  V. Kostakos, J. Rogstadius, D. Ferreira, S. Hosio, J. Goncalves
  In Participatory Sensing, Opinions and Collective Awareness, Springer, 69–92
• MobileHCI '17
  Predicting Interruptibility for Manual Data Collection: A Cluster-Based User Model
  A. Visuri, N. van Berkel, J. Goncalves, C. Luo, D. Ferreira, V. Kostakos
  Proceedings of MobileHCI 2017, Article 12, 14 pages
• British HCI '17
  Informing Caregivers Through an Assistive Tool: An Investigation of Elderly Care Metrics
  S. Klakegg, N. van Berkel, A. Visuri, C. Luo, J. Goncalves, S. Hosio, H. Huttunen, D. Ferreira
  Proceedings of British HCI 2017, Article 46, 12 pages
• British HCI '17
  Challenges of Quantified-Self: Encouraging Self-Reported Data Logging During Recurrent Smartphone Usage
  A. Visuri, N. van Berkel, C. Luo, J. Goncalves, D. Ferreira, V. Kostakos
  Proceedings of British HCI 2017, Article 81, 7 pages
• DIS '17
  Towards Commoditised Near Infrared Spectroscopy
  S. Klakegg, J. Goncalves, N. van Berkel, C. Luo, S. Hosio, V. Kostakos
  Proceedings of DIS 2017, 515–527
• WWW '17
  Task Routing and Assignment in Crowdsourcing based on Cognitive Abilities
  J. Goncalves, M. Feldman, S. Hu, V. Kostakos, A. Bernstein
  Proceedings of WWW 2017, 1023–1031
• CHI '17
  Quantifying Sources and Types of Smartwatch Usage Sessions
  A. Visuri, Z. Sarsenbayeva, N. van Berkel, J. Goncalves, R. Rawassizadeh, V. Kostakos, D. Ferreira
  Proceedings of CHI 2017, 3569–3581
• UbiComp '17 Adjunct
  Vision-Based Happiness Inference: A Feasibility Case-Study
  Z. Sarsenbayeva, D. Ferreira, N. van Berkel, C. Luo, M. Vaisanen, V. Kostakos, J. Goncalves
  Adjunct Proceedings of UbiComp 2017, 494–499
• UbiComp '17 Adjunct
  Rapid Clock Synchronisation for Ubiquitous Sensing Services Involving Multiple Smartphones
  C. Luo, H. Koski, M. Korhonen, J. Goncalves, T. Anagnostopoulos, S. Konomi, S. Klakegg, V. Kostakos
  Adjunct Proceedings of UbiComp 2017, 476–481
• UbiComp '17 Adjunct
  Designing a Context-Aware Assistive Infrastructure for Elderly Care
  S. Klakegg, N. van Berkel, A. Visuri, H. Huttunen, S. Hosio, C. Luo, J. Goncalves, D. Ferreira
  Adjunct Proceedings of UbiComp 2017, 563–568

2016

• CHI '16
  Monetary Assessment of Battery Life on Smartphones
  S. Hosio, D. Ferreira, J. Goncalves, N. van Berkel, C. Luo, M. Ahmed, H. Flores, V. Kostakos
  Proceedings of CHI 2016, 1869–1880
• CHI '16
  A Systematic Assessment of Smartphone Usage Gaps
  N. van Berkel, C. Luo, T. Anagnostopoulos, D. Ferreira, J. Goncalves, S. Hosio, V. Kostakos
  Proceedings of CHI 2016, 4711–4721
• UbiComp '16
  Situational Impairments to Mobile Interaction in Cold Environments
  Z. Sarsenbayeva, J. Goncalves, J. García, S. Klakegg, S. Rissanen, H. Rintamäki, J. Hannu, V. Kostakos
  Proceedings of UbiComp 2016, 85–96
• UbiComp '16
  Modelling Smartphone Usage: A Markov State Transition Model
  V. Kostakos, D. Ferreira, J. Goncalves, S. Hosio
  Proceedings of UbiComp 2016, 486–497
• UbiComp '16
  A Data Hiding Approach for Sensitive Smartphone Data
  C. Luo, A. Fylakis, J. Partala, S. Klakegg, J. Goncalves, K. Liang, T. Seppänen, V. Kostakos
  Proceedings of UbiComp 2016, 557–568
• IwC
  Worker Performance in a Situated Crowdsourcing Market
  J. Goncalves, S. Hosio, Y. Liu, V. Kostakos
  Interacting with Computers, 28(5), 612–624
• IEEE PC
  Toward Meaningful Engagement with Pervasive Displays
  S. Hosio, H. Kukka, J. Goncalves, V. Kostakos, T. Ojala
  IEEE Pervasive Computing, 15(3), 24–31
• EJIS
  Fragmentation or Cohesion? Visualizing the Process and Consequences of Information System Diversity, 1993–2012
  Y. Liu, H. Li, J. Goncalves, V. Kostakos, B. Xiao
  European Journal of Information Systems, 25(6), 509–533
• CEUS
  Practical Simulation of Virtual Crowds Using Points of Interest
  M. Pouke, J. Goncalves, D. Ferreira, V. Kostakos
  Computers, Environment and Urban Systems, 57, 118–129
• MUM '16
  Indoor Light Scavenging on Smartphones
  D. Ferreira, C. Schuss, C. Luo, J. Goncalves, V. Kostakos, T. Rahkonen
  Proceedings of MUM 2016, 369–371
• British HCI '16
  Leveraging Wisdom of the Crowd for Decision Support
  S. Hosio, J. Goncalves, T. Anagnostopoulos, V. Kostakos
  Proceedings of British HCI 2016, 38:1–38:12
• DIS '16
  Utilizing Audio Cues to Raise Awareness and Entice Interaction on Public Displays
  H. Kukka, J. Goncalves, K. Wang, T. Puolamaa, J. Louis, M. Mounib, L.R. Barco
  Proceedings of DIS 2016, 807–811
• CSCW '16
  Crowdsourcing Queue Estimations in Situ
  J. Goncalves, H. Kukka, I. Sánchez, V. Kostakos
  Proceedings of CSCW 2016, 1040–1051
• UbiComp '16 Adjunct
  WMSC ’16: Second Workshop on Mobile and Situated Crowdsourcing
  J. Goncalves, S. Hosio, M. Vukovic, S. Konomi, U. Lee
  Adjunct Proceedings of UbiComp 2016, 1435–1440
• UbiComp '16 Adjunct
  Crowdsourcing Situated & Subjective Knowledge for Decision Support
  S. Hosio, J. Goncalves, N. van Berkel, S. Klakegg
  Adjunct Proceedings of UbiComp 2016, 1478–1483
• UbiComp '16 Adjunct
  How to Validate Mobile Crowdsourcing Design? Leveraging Data Integration in Prototype Testing
  C. Luo, M. Kuutila, S. Klakegg, D. Ferreira, H. Flores, J. Goncalves, V. Kostakos, M. Mäntylä
  Adjunct Proceedings of UbiComp 2016, 1448–1453
• UbiComp '16 Adjunct
  Impact of Mood Changes on Application Selection
  A. Visuri, Z. Sarsenbayeva, J. Goncalves, E. Karapanos, S. Jones
  Adjunct Proceedings of UbiComp 2016, 535–540
• UbiComp '16 Adjunct
  Instrumenting Smartphones with Portable NIRS
  S. Klakegg, C. Luo, J. Goncalves, S. Hosio, V. Kostakos
  Adjunct Proceedings of UbiComp 2016, 618–623
• IPP '16
  RDV: An Easy to Use Data Visualisation Tool for Reddit
  J. Goncalves
  The 2016 Internet, Policy & Politics Conference

2015

• UbiComp '15
  Revisitation Analysis of Smartphone App Use
  S. Jones, D. Ferreira, S. Hosio, J. Goncalves, V. Kostakos
  Proceedings of UbiComp 2015, 1197–1208
• British HCI '15Best Paper Award
  Life through the Lens: A Qualitative Investigation of Human Behaviour with an Urban Photography Service
  S. Hosio, R. Harper, K. O’Hara, J. Goncalves, V. Kostakos
  Proceedings of British HCI 2015, 157–164
• Computer Networks
  Motivating Participation and Improving Quality of Contribution in Ubiquitous Crowdsourcing
  J. Goncalves, S. Hosio, J. Rogstadius, E. Karapanos, V. Kostakos
  Computer Networks, 90, 34–48
• Policy & Internet
  Crowdsourcing Public Opinion using Urban Pervasive Technologies: Lessons from Real-Life Experiments in Oulu
  S. Hosio, J. Goncalves, V. Kostakos, J. Riekki
  Policy & Internet, 7(2), 203–222
• Policy & Internet
  Increasing the Reach of Government Social Media: A Case Study in Modeling Government–Citizen Interaction on Facebook
  J. Goncalves, Y. Liu, B. Xiao, S. Chaudhry, S. Hosio, V. Kostakos
  Policy & Internet, 7(1), 80–102
• MUM '15
  Opportunistic At-Glance Information Acquisition on Interactive Public Displays
  H. Kukka, J. Goncalves, A. Samodelkin, T. Ojala
  Proceedings of MUM 2015, 323–327
• PerDis '15
  Touch OK to Continue: Error Messages and Affective Response on Interactive Public Displays
  H. Kukka, J. Goncalves, T. Heikkinen, O.P. Suua, Y. Zuo, H. Raappana, M. Abdellatif, O. Okkonen, R. Jimenez, T. Ojala
  Proceedings of PerDis 2015, 99–105
• UbiComp '15 Adjunct
  Workshop on Mobile and Situated Crowdsourcing
  J. Goncalves, S. Hosio, V. Kostakos, M. Vukovic, S. Konomi
  Adjunct Proceedings of UbiComp 2015, 1339–1342
• UbiComp '15 Adjunct
  Bazaar: A Situated Crowdsourcing Market
  J. Goncalves, S. Hosio, D. Ferreira, T. Anagnostopoulos, V. Kostakos
  Adjunct Proceedings of UbiComp 2015, 1385–1390
• UbiComp '15 Adjunct
  The Curse of Quantified-Self: An Endless Quest for Answers
  N. van Berkel, C. Luo, D. Ferreira, J. Goncalves, V. Kostakos
  Adjunct Proceedings of UbiComp 2015, 973–978
• PhD ThesisWith Distinction
  Situated Crowdsourcing: Feasibility, Performance and Behaviours
  J. Goncalves
  Ph.D. Thesis, University of Oulu, Acta Universitatis Ouluensis, Series C, Technica 535

2014

• CHI '14Honorable Mention Award
  CHI 1994-2013: Mapping Two Decades of Intellectual Progress through Co-Word Analysis
  Y. Liu, J. Goncalves, D. Ferreira, B. Xiao, S. Hosio, V. Kostakos
  Proceedings of CHI 2014, 3553–3562
• UIST '14
  Situated Crowdsourcing Using a Market Model
  S. Hosio, J. Goncalves, V. Lehdonvirta, D. Ferreira, V. Kostakos
  Proceedings of UIST 2014, 55–64
• UbiComp '14
  Projective Testing of Diurnal Collective Emotion
  J. Goncalves, P. Pandab, D. Ferreira, M. Ghahramani, G. Zhao, V. Kostakos
  Proceedings of UbiComp 2014, 487–497
• UbiComp '14
  Identity Crisis of Ubicomp? Mapping 15 Years of the Field’s Development and Paradigm Change
  Y. Liu, J. Goncalves, D. Ferreira, S. Hosio, V. Kostakos
  Proceedings of UbiComp 2014, 75–86
• UbiComp '14
  Pulse: Low Bitrate Wireless Magnetic Communication for Smartphones
  W. Jiang, D. Ferreira, J. Ylioja, J. Goncalves, V. Kostakos
  Proceedings of UbiComp 2014, 261–265
• MobileHCI '14
  Contextual Experience Sampling of Mobile Application Micro-Usage
  D. Ferreira, J. Goncalves, V. Kostakos, L. Barkhuus, A.K. Dey
  Proceedings of MobileHCI 2014, 91–100
• MobileHCI '14
  Mobile Cloud Storage: A Contextual Experience
  K. Vandenbroucke, D. Ferreira, J. Goncalves, K. De Moor, V. Kostakos
  Proceedings of MobileHCI 2014, 101–110
• IwC
  Online Disclosure of Personally Identifiable Information with Strangers: Effects of Public and Private Sharing
  J. Venkatanathan, V. Kostakos, E. Karapanos, J. Goncalves
  Interacting with Computers, 26(6), 614–626
• GIQ
  An Empirical Investigation of Mobile Government Adoption in Rural China: A Case Study in Zhejiang Province
  Y. Liu, H. Li, V. Kostakos, J. Goncalves, S. Hosio, F. Hu
  Government Information Quarterly, 31(3), 432–442
• ToCHI
  Modelling What Friendship Patterns on Facebook Reveal About Personality and Social Capital
  Y. Liu, J. Venkatanathan, J. Goncalves, E. Karapanos, V. Kostakos
  ACM Transactions on Computer-Human Interaction, 21(3), 17:1–17:20
• IwC
  Citizen Motivation on the Go: The Role of Psychological Empowerment
  J. Goncalves, V. Kostakos, E. Karapanos, M. Barreto, T. Camacho, A. Tomasic, J. Zimmerman
  Interacting with Computers, 26(3), 196–207
• Displays
  Eliciting Situated Feedback: A Comparison of Paper, Web Forms and Public Displays
  J. Goncalves, S. Hosio, Y. Liu, V. Kostakos
  Displays, 35(1), 27–37
• IJHCI
  Multipurpose Public Displays: Can Automated Grouping of Applications and Services Enhance User Experience?
  C. Katsanos, N. Tselios, J. Goncalves, T. Juntunen, V. Kostakos
  International Journal of Human-Computer Interaction, 30(3), 237–249
• DIS '14
  Game of Words: Tagging Places through Crowdsourcing on Public Displays
  J. Goncalves, S. Hosio, D. Ferreira, V. Kostakos
  Proceedings of DIS 2014, 705–714
• MUM '14
  Exploring Use and Appropriation of a Non-Moderated Community Display
  M. Jurmu, J. Goncalves, J. Riekki, T. Ojala
  Proceedings of MUM 2014, 107–115
• PerDis '14
  Tandem Browsing Toolkit: Distributed Multi-Display Interfaces with Web Technologies
  T. Heikkinen, J. Goncalves, V. Kostakos, I. Elhart, T. Ojala
  Proceedings of PerDis 2014, 142–147
• PerDis '14
  What’s in it for me: Exploring the Real-World Value Proposition of Pervasive Displays
  S. Hosio, J. Goncalves, H. Kukka, A. Chamberlain, A. Malizia
  Proceedings of PerDis 2014, 174–179
• Book Chapter
  Exploring Civic Engagement on Public Displays
  S. Hosio, J. Goncalves, V. Kostakos, J. Riekki
  In User-Centric Technology Design for Nonprofit and Civic Engagements, Springer, 91–111
• SOCA '14 Adjunct
  Situated Engagement and Virtual Services in a Smart City
  S. Hosio, J. Goncalves, H. Kukka
  Adjunct Proceedings of IEEE SOCA 2014, International Workshop on Service Oriented Smart Cities
• IPP '14
  A Case Study in Modelling Government-Citizen Interaction in Facebook
  J. Goncalves, Y. Liu, B. Xiao, S. Chaudhry, S. Hosio, V. Kostakos
  The 2014 Internet, Policy & Politics Conference
• IPP '14
  Voices in the Noise: Crowdsourcing Public Opinion using Urban Pervasive Technologies
  S. Hosio, J. Goncalves, V. Kostakos, J. Riekki
  The 2014 Internet, Policy & Politics Conference

2013

• UbiComp '13
  Crowdsourcing on the Spot: Altruistic use of Public Displays, Feasibility, Performance, and Behaviours
  J. Goncalves, D. Ferreira, S. Hosio, Y. Liu, J. Rogstadius, H. Kukka, V. Kostakos
  Proceedings of UbiComp 2013, 753–762
• UbiComp '13
  Revisiting Human-Battery Interaction With An Interactive Battery Interface
  D. Ferreira, E. Ferreira, J. Goncalves, V. Kostakos, A.K. Dey
  Proceedings of UbiComp 2013, 563–572
• CHI '13
  What Makes You Click: Exploring Visual Signals to Entice Interaction on Public Displays
  H. Kukka, H. Oja, V. Kostakos, J. Goncalves, T. Ojala
  Proceedings of CHI 2013, 1699–1708
• PLoS ONE
  Where am I? Location Archetype Keyword Extraction from Urban Mobility Patterns
  V. Kostakos, T. Juntunen, J. Goncalves, S. Hosio, T. Ojala
  PLoS ONE, 8(5):e63980
• IEEE CG&A
  Multipurpose Public Displays: How Shortcut Menus affect Usage
  V. Kostakos, H. Kukka, J. Goncalves, N. Tselios, T. Ojala
  IEEE Computer Graphics and Applications, 33(2), 56–63
• ASSETS '13
  IncluCity: Using Contextual Cues to Raise Awareness on Environmental Accessibility
  J. Goncalves, V. Kostakos, S. Hosio, E. Karapanos, O. Lyra
  Proceedings of ASSETS 2013, 17:1–17:8
• ASONAM '13
  Narrowcasting in Social Media: Effects and Perceptions
  J. Goncalves, V. Kostakos, J. Venkatanathan
  Proceedings of ASONAM 2013, 502–509
• PerDis '13
  Application Discoverability on Multipurpose Public Displays: Popularity comes at a Price
  S. Hosio, J. Goncalves, V. Kostakos
  Proceedings of PerDis 2013, 31–36
• UbiComp '13 Adjunct
  Human Interfaces for Civic and Urban Engagement: HiCUE ’13
  S. Hosio, J. Goncalves, V. Kostakos, K. Cheverst, Y. Rogers
  Adjunct Proceedings of UbiComp 2013, 713–720
• UbiComp '13 Adjunct
  Tending a Virtual Garden: Exploring Connectivity between Cities
  M. Pakanen, A.M. Polli, S. Lee, J. Lindley, J. Goncalves
  Adjunct Proceedings of UbiComp 2013 (HiCUE Workshop), 761–764
• ASONAM '13 Adjunct
  A Network Science Approach to Modelling and Predicting Empathy
  J. Venkatanathan, E. Karapanos, V. Kostakos, J. Goncalves
  Proceedings of ASONAM 2013 (WBA Workshop), 1395–1400
• CHI '13 EA
  Porting a 3D Tablet Interface onto a Wall-sized Display
  D. Zanni, T. Alatalo, J. Goncalves, T. Ojala, L. Arhippainen
  Extended Abstracts of CHI 2013 (POWERWALL Workshop)

2012

• WebSci '12
  Network, Personality and Social Capital
  J. Venkatanathan, E. Karapanos, V. Kostakos, J. Goncalves
  Proceedings of ACM Web Science 2012, 326–329
• arXiv
  Correlating Pedestrian Flows and Search Engine Queries
  V. Kostakos, S. Hosio, J. Goncalves
  arXiv:1206.4206

2011

• INTERACT '11
  Sharing Ephemeral Information in Online Social Networks: Privacy Perceptions and Behaviours
  B. Reynolds, J. Venkatanathan, J. Goncalves, V. Kostakos
  Proceedings of INTERACT 2011, 204–215
• MSc Thesis
  Groupster: Narrowcasting on Social Networking Sites
  J. Goncalves
  MSc Thesis, Madeira Interactive Technologies Institute, University of Madeira