Publications | smeddinck.com

The Last JITAI? Exploring Large Language Models for Issuing Just-in-Time Adaptive Interventions: Fostering Physical Activity in a Prospective Cardiac Rehabilitation Setting

D. Haag, D. Kumar, S. Gruber, D. P. Hofer, M. Sareban, G. Treff, J. Niebauer, C. N Bull, A. Schmidt, J. David Smeddinck, 2025.

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Shared Achievements: Exploring the Design of Gameful Collaborative Elements and Fostering Social Relatedness Through Team Effort Contributions in a Social Physical Activity Application

F. Young, D. Alexandrovsky, D. Wurhofer, E. Krah, J. D. Smeddinck, 2025.

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Opportunities and barriers for reimbursement of digital therapeutics in Austria: Findings From expert interviews

M. Sareban, G. Treff, J. David Smeddinck, R. Hussein, J. Niebauer, 2025.

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Feature Selection for Physical Activity Prediction Using Ecological Momentary Assessments to Personalize Intervention Timing: Longitudinal Observational Study

D. Kumar, D. Haag, J. Blechert, J. Niebauer, J. David Smeddinck, 2025.

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Evaluation of the “ActiveWaiting App”: A Waitlist-Control Pilot Study

A. Greisberger, D. Wurhofer, A. Fatehi, J. David Smeddinck, S. Tino Kulnik, 2025.

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Contextual and affective precursors of physical activity intention and enactment examined through ecological momentary assessment

D. Haag, J. David Smeddinck, A. Vogelsang, J. Blechert, 2025.

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Contextual and affective precursors of physical activity intention and enactment examined through ecological momentary assessment

D. Haag, J. David Smeddinck, A. Vogelsang, J. Blechert, 2025.

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Active Waiting: Facilitating Short Bouts of Exercise During Idle Times for Promoting Physical Activity in Daily Living

D. Wurhofer, M. Maislinger, E. Krah, S. T. Kulnik, G. Treff, M. Neudorfer, F. Young, J. Niebauer, J. D. Smeddinck, 2025.

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“Be with me and stay with me”: Insights from Co-Designing a Digital Companion to Support Patients Transitioning from Hospital to Cardiac Rehabilitation

I. Höppchen, S. Tino Kulnik, A. Meschtscherjakov, J. Niebauer, F. Pfannerstill, J. David Smeddinck, E. Strumegger, F. Young, D. Wurhofer, 2024.

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Why and how we should conduct a thorough search for existing mobile health applications, before deciding to develop one from scratch

S. Tino Kulnik, J. David Smeddinck, 2024.

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Validity of Four Consumer-Grade Optical Heart Rate Sensors for Assessing Volume and Intensity Distribution of Physical Activity

M. Neudorfer, D. Kumar, J. David Smeddinck, S. Tino Kulnik, J. Niebauer, G. Treff, M. Sareban, 2024.

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Towards AI Augmented Personalized Data Sensemaking

P. V S Pakianathan, A. Fatehi, J. Smeddinck, 2024.

The Role of Mood and Stress in Physical Activity Engagement: Insights from Ecological Momentary Assessment

D. Haag, J. Smeddinck, A. Vogelsang, J. Blechert, 2024.

Targeting behavioral factors with digital health and shared decision-making to promote cardiac rehabilitation—a narrative review

I. Höppchen, D. Wurhofer, A. Meschtscherjakov, J. David Smeddinck, S. Tino Kulnik, 2024.

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Smartphone Apps for Food Purchase Choices: Scoping Review of Designs, Opportunities, and Challenges

R. Benthem de Grave, C. N. Bull, D. Monjardino de Souza Monteiro, E. Margariti, G. McMurchy, J. William Hutchinson, J. David Smeddinck, 2024.

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Post-mortem information management: exploring contextual factors in appropriate personal data access after death

J. Holt, J. David Smeddinck, J. Nicholson, V. Vlachokyriakos, A. C. Durrant, 2024.

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Making it transparent: A worked example of articulating programme theory for a digital health application using Intervention Mapping

T. A. Marcos, R. Crutzen, V. Leitner, J. D. Smeddinck, E. Strumegger, D. Wurhofer, S. T. Kulnik, 2024.

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Investigating shared decision-making during the use of a digital health tool for physical activity planning in cardiac rehabilitation

D. Wurhofer, J. Neunteufel, E. Strumegger, I. Höppchen, B. Mayr, A. Egger, M. Sareban, B. Reich, M. Neudorfer, J. Niebauer, J. David Smeddinck, S. Tino Kulnik, 2024.

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HR Measures From Four Consumer-Grade Optical Heart Rate Sensors with Gold Standard ECG Reference

M. Neudorfer, D. Kumar, J. David Smeddinck, S. Tino Kulnik, J. Niebauer, M. Sareban, 2024.

Gamifying food-print-literacy: Empowering low-footprint values through digital technology

R. Benthem de Grave, D. Souza Monteiro, J. David Smeddinck, C. Bull, 2024.

Establishing Foundations on Both Sides of the Bridge: Exploring Contextual Barriers to Cardiac Rehabilitation Uptake to Inform Digital Health Technology Design

I. Höppchen, S. Tino Kulnik, R. PhD., Bernhard, J. Niebauer, J. Smeddinck, A. Meschtscherjakov, D. Wurhofer, 2024.

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Editorial: Supporting sustainable behavior change and empowerment in ubiquitous and learning health systems

J. David Smeddinck, R. Hussein, C. Bull, T. Foley, M. van Gils, 2024.

Co-designing an information map guiding patients on their journey to cardiac rehabilitation in Austria

I. Hoeppchen, S. T. Kulnik, A. Meschtscherjakov, J. Niebauer, F. Pfannerstill, J. D. Smeddinck, E. M. Strumegger, F. Young, D. Wurhofer, 2024.

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Bridging Gaps in Cardiac Rehabilitation in Austria: What It Takes to Co-Design a Digital Companion for Patient Empowerment

I. Höppchen, A. Meschtscherjakov, F. Pfannerstill, J. David Smeddinck, E. Strumegger, D. Wurhofer, F. Young, J. Niebauer, 2024.

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Your Health, Your Data: Combining Interdisciplinary Views, Concepts, and Practices to Empower Patients in Their Engagement With Personal Health Data

M. Flaucher, A. Zakreuskaya, K. Jaeger, R. Richer, J. David Smeddinck, D. Kumar, S. Grimme, J. Klein, R. Hrynyschyn, B. Eskofier, H. Leutheuser, 2023.

The Role of Mood and Stress for Physical Activity Intentions: Insights from Ecological Momentary Assessment

D. Haag, J. Smeddinck, J. Blechert, 2023.

Multi-Stakeholder Design for Complex Digital Health Systems: Development of a Modular Open Research Platform (MORE)

P. V. S. Pakianathan, D. Wurhofer, D. Kumar, J. Niebauer, J. Smeddinck, 2023.

Atrial Fibrillation Detection from Ambulatory ECG with Accelerometry Contextualisation: A Semi-Supervised Learning Approach

A. Efstathios Voinas, D. Kumar, J. Smeddinck, A. Stochholm, S. Puthusserypady, 2023.

'That's What It Told Me': On the Need of Understanding Justification Practices and of Positioning Accountability in Decision Support Systems in Digital Health

J. David Smeddinck, 2023.

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Towards Adaptability of Just-In-Time Adaptive Interventions

S. Gruber, B. Neumayr, S. Reich, J. Niebauer, J. David Smeddinck, 2022.

Research on Digital Technology Use in Cardiology: Bibliometric Analysis

A. Wai Kan Yeung, S. Tino Kulnik, E. D. Parvanov, A. Fassl, F. Eibensteiner, S. Völkl-Kernstock, M. Kletecka-Pulker, R. Crutzen, J. Gutenberg, I. Höppchen, J. …, 2022.

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Process and Outcome Evaluations of Smartphone Apps for Bipolar Disorder: Scoping Review

I. Tatham, E. Clarke, K. Ann Grieve, P. Kaushal, J. Smeddinck, E. Barron Millar, A. Narain Sharma, 2022.

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Open Innovation in Science (OIS): A Viable Approach to Increase Sport Specific and Societal Impact of Sports Science Research?

G. Treff, A. Stainer-Hochgatterer, A. Egger, R. Hussein, B. Mayr, M. Neudorfer, B. Reich, M. Sareban, J. Smeddinck, J. Nienbauer, S. Tino Kulnik, 2022.

Investigating the Tradeoffs of Everyday Text-Entry Collection Methods

A. Rodrigues, H. Nicolau, A. Santos, D. Branco, J. Rainey, D. Verweij, J. David Smeddinck, K. Montague, T. Guerreiro, 2022.

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Human-GDPR Interaction: Practical Experiences of Accessing Personal Data

A. Bowyer, J. Holt, J. Go Jefferies, R. Wilson, D. Kirk, J. David Smeddinck, 2022.

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Exploring the Role of Paradata in Digitally Supported Qualitative Co-Research

J. Rainey, S. Macfarlane, A. Puussaar, V. Vlachokyriakos, R. Burrows, J. David Smeddinck, P. Briggs, K. Montague, 2022.

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Understanding the Experiences of Remote Workers: Opportunities for Ambient Workspaces at Home

E. Kallopi Margariti, R. Ali, R. Benthem de Grave, D. Verweij, J. Smeddinck, D. Kirk, 2021.

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Tensions and Mitigations: Understanding Concerns and Values around Smartphone Data Collection for Public Health Emergencies

C. Watson, R. Ali, J. David Smeddinck, 2021.

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From personal data to digital legacy: Exploring conflicts in the sharing, security and privacy of post-mortem data

J. Holt, J. Nicholson, J. Smeddinck, 2021.

Fragments of the Past: Curating Peer Support with Perpetrators of Domestic Violence

R. Bellini, A. Wilson, J. David Smeddinck, 2021.

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Evaluating User Experiences in Mixed Reality

D. Alexandrovsky, S. Putze, V. Schwind, E. D Mekler, J. David Smeddinck, D. Kahl, A. Krüger, R. Malaka, 2021.

Preprint Project

Early Warning Signs of a Mental Health Tsunami: A Coordinated Response to Gather Initial Data Insights From Multiple Digital Services Providers

Becky Inkster, Ross O’Brien, Kate Niederhoffer, Niranjan Bidargaddi, Anne-Claire Camille Stona, Glen Coppersmith, Amanda Towler, Philip Resnik, Rebecca …, 2021.

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Data Contribution Summaries for Patient Engagement in Multi-Device Health Monitoring Research

J. Rainey, D. Verweij, C. Dodds, J. Graeber, F. Farhadi, R. Ali, V. Zhang, C. N Bull, J. David Smeddinck, 2021.

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Content Creation in Later Life: Reconsidering Older Adults' Digital Participation and Inclusion

A. Reuter, T. Scharf, J. Smeddinck, 2021.

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Unconsented data transfusions: attitudes towards extracting personal device data for public health emergencies

C. Watson, J. David Smeddinck, 2020.

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The Case for Usable AI: What Industry Professionals Make of Academic AI in Video Games

J. Pfau, J. David Smeddinck, R. Malaka, 2020.

Preprint Project Project

Playful User-Generated Treatment: Expert Perspectives on Opportunities and Design Challenges

G. Volkmar, D. Alexandrovsky, J. David Smeddinck, M. Herrlich, R. Malaka, 2020.

Preprint Project

Playful User-Generated Treatment: A Novel Game Design Approach for VR Exposure Therapy

D. Alexandrovsky, G. Volkmar, M. Spliethöver, S. Finke, M. Herrlich, T. Döring, J. David Smeddinck, R. Malaka, 2020.

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Mechanisms of Moral Responsibility: Rethinking Technologies for Domestic Violence Prevention Work

R. Bellini, S. Forrest, N. Westmarland, J. David Smeddinck, 2020.

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Examining Design Choices of Questionnaires in VR User Studies

D. Alexandrovsky, S. Putze, M. Bonfert, S. Höffner, P. Michelmann, D. Wenig, R. Malaka, J. David Smeddinck, 2020.

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Enemy Within: Long-term Motivation Effects of Deep Player Behavior Models for Dynamic Difficulty Adjustment

J. Pfau, J. David Smeddinck, R. Malaka, 2020.

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Choice-Point: Fostering Awareness and Choice with Perpetrators in Domestic Violence Interventions

R. Bellini, S. Forrest, N. Westmarland, D. Jackson, J. David Smeddinck, 2020.

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Breaking The Experience: Effects of Questionnaires in VR User Studies

S. Putze, D. Alexandrovsky, F. Putze, S. Höffner, J. David Smeddinck, R. Malaka, 2020.

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Bot or not? User Perceptions of Player Substitution with Deep Player Behavior Models

J. Pfau, J. David Smeddinck, I. Bikas, R. Malaka, 2020.

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A catalogue of UK household datasets to monitor transitions to sustainable diets

R. Benthem de Grave, N. A. Rust, C. J. Reynolds, A. W. Watson, J. D. Smeddinck, D. M. Souza Monteiro, 2020.

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Wireless non-invasive motion tracking of functional behavior

H. Zhang, J. Smeddinck, R. Malaka, Y. Shu, C. Chen, B. He, Z. Fu, M. Lawo, 2019.

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Deep Player Behavior Models: Evaluating a Novel Take on Dynamic Difficulty Adjustment

J. Pfau, J. David Smeddinck, R. Malaka, 2019.

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You Shall Not Pass: Non-Intrusive Feedback for Virtual Walls in VR Environments with Room-Scale Mapping

M. Boldt, M. Bonfert, I. Lehne, M. Cahnbley, K. Korschinq, L. Bikas, S. Finke, M. Hanci, V. Kraft, B. Liu, T. Nguyen, A. Panova, R. Singh, A. Steenbergen, R. …, 2018.

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Work Hard, Play Hard: How Linking Rewards in Games to Prior Exercise Performance Improves Motivation and Exercise Intensity

J. David Smeddinck, M. Herrlich, X. Wang, G. Zhang, R. Malaka, 2018.

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Varying Avatar Weight to Increase Player Motivation: Challenges of a Gaming Setup

A. Barenbrock, M. Herrlich, K. Maria Gerling, J. David Smeddinck, R. Malaka, 2018.

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Towards Deep Player Behavior Models in MMORPGs

J. Pfau, J. David Smeddinck, R. Malaka, 2018.

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Mooqita: Empowering Hidden Talents with a Novel Work-Learn Model

M. Krause, D. Schiöberg, J. David Smeddinck, 2018.

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Do You Think This is a Game?

J. Pfau, J. David Smeddinck, G. Volkmar, N. Wenig, R. Malaka, 2018.

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A Text to Animation System for Physical Exercises

H. Sarma, R. Porzel, J. D. Smeddinck, R. Malaka, A. Baran Samaddar, 2018.

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Updating Bayesian networks using crowds

H. Sarma, A. Baran Samaddar, R. Porzel, J. D. Smeddinck, R. Malaka, 2017.

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Richtig Herausfordernd: Anpassbarkeit und Adaptivität in bewegungsbasierten Gesundheitsspielen

J. D. Smeddinck, 2017.

Preprint Project Project

Human-Computer Interaction with Adaptable & Adaptive Motion-based Games for Health

J. Smeddinck, 2017.

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Hoverboard: A Leap to the Future of Locomotion in VR!?

J. Smeddinck, D. Alexandrovsky, D. Wenig, M. Zimmer, W. Wegele, S. Juergens, R. Malaka, 2017.

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Grab-that-there: Live Direction for Motion-based Games for Health

M. Herrlich, J. David Smeddinck, M. Soliman, R. Malaka, 2017.

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CrowdEyes: Crowdsourcing for Robust Real--World Mobile Eye Tracking

M. Othman, T. Amaral, R. McNaney, J. Smeddinck, J. Vines, P. Olivier, 2017.

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Automated Game Testing with ICARUS: Intelligent Completion of Adventure Riddles via Unsupervised Solving

J. Pfau, J. David Smeddinck, R. Malaka, 2017.

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Personalized and Adaptive Serious Games

A. Streicher, J. D. Smeddinck, 2016.

Preprint Project Project

How to Present Game Difficulty Choices?: Exploring the Impact on Player Experience

J. D. Smeddinck, R. L. Mandryk, M. V. Birk, K. M. Gerling, D. Barsilowski, R. Malaka, 2016.

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Games for Health

J. D. Smeddinck, 2016.

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Applying Human-Centered Design to Develop Motivating Exergames

M. Herrlich, J. Smeddinck, N. Runge, R. Malaka, 2016.

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Anticipation in Motion-based Games for Health

R. Malaka, M. Herrlich, J. Smeddinck, 2016.

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Towards Generating Virtual Movement from Textual Instructions: A Case Study in Quality Assessment

H. Sarma, R. Porzel, J. Smeddinck, R. Malaka, 2015.

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Robots, Pancakes, and Computer Games: Designing Serious Games for Robot Imitation Learning

B. Walther-Franks, J. Smeddinck, P. Szmidt, A. Haidu, M. Beetz, R. Malaka, 2015.

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MoviTouch: Mobile Movement Capability Configurations

J. David Smeddinck, J. Hey, N. Runge, M. Herrlich, C. Jacobsen, J. Wolters, R. Malaka, 2015.

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Exergames for Physiotherapy and Rehabilitation: A Medium-term Situated Study of Motivational Aspects and Impact on Functional Reach

J. David Smeddinck, M. Herrlich, R. Malaka, 2015.

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Designing Wheelchair-Based Movement Games

K. M. Gerling, R. L. Mandryk, M. Miller, M. R. Kalyn, M. Birk, J. D. Smeddinck, 2015.

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Classification of Player Roles in the Team-Based Multi-player Game Dota 2

C. Eggert, M. Herrlich, J. Smeddinck, R. Malaka, 2015.

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„Raus aus dem Sessel“ – Computerspiele für mehr Gesundheit: Eine Übersicht und aktuelle Beispiele

M. Herrlich, D. Wenig, B. Walther-Franks, J. D. Smeddinck, R. Malaka, 2014.

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Motivational Effects of a Gamified Training Analysis Interface

J. David Smeddinck, M. Herrlich, M. Roll, R. Malaka, 2014.

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Effects of Balancing for Physical Abilities on Player Performance, Experience and Self-esteem in Exergames

K. Maria Gerling, M. Miller, R. L. Mandryk, M. Valentin Birk, J. David Smeddinck, 2014.

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Comparing Modalities for Kinesiatric Exercise Instruction

J. David Smeddinck, J. Voges, M. Herrlich, R. Malaka, 2014.

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Anpassbare Computerspiele für Senioren

J. D. Smeddinck, K. M. Gerling, R. Malaka, 2014.

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Visual complexity, player experience, performance and physical exertion in motion-based games for older adults

J. Smeddinck, K. M. Gerling, S. Tiemkeo, 2013.

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Suspended Walking: A Physical Locomotion Interface for Virtual Reality

B. Walther-Franks, D. Wenig, J. Smeddinck, R. Malaka, 2013.

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Strong and Loose Cooperation in Exergames for Older Adults with Parkinson s Disease.

R. Hermann, M. Herrlich, D. Wenig, J. Smeddinck, R. Malaka, 2013.

Preprint Project Project

Sportal: A First-Person Videogame turned Exergame

B. Walther-Franks, D. Wenig, J. Smeddinck, R. Malaka, 2013.

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Mobile Game User Research: The World as Your Lab?

J. Smeddinck, M. Krause, K. Lubitz, 2013.

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Involving Users and Experts in Motion-Based Game Design for Older Adults

K. M. Gerling, J. Smeddinck, 2013.

PDF Project Project

Exercise My Game: Turning Off-The-Shelf Games into Exergames

B. Walther-Franks, D. Wenig, J. Smeddinck, R. Malaka, 2013.

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Adaptive Difficulty in Exergames for Parkinson's Disease Patients

J. Smeddinck, S. Siegel, M. Herrlich, 2013.

Preprint Project

A Digital Game to Support Voice Treatment for Parkinson's Disease

M. Krause, J. Smeddinck, R. Meyer, 2013.

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Serious Questions in Playful Questionnaires

A. Takhtamysheva, J. Smeddinck, 2012.

Predicting Crowd-based Translation Quality with Language-independent Feature Vectors

N. Kilian, M. Krause, N. Runge, J. Smeddinck, 2012.

Playful Surveys: Easing Challenges of Human Subject Research with Online Crowds

M. Krause, J. Smeddinck, A. Takhtamysheva, V. Markov, N. Runge, 2012.

Human Computation: A New Aspect of Serious Games

M. Krause, J. Smeddinck, 2012.

Game Design for Older Adults: Effects of Age-Related Changes on Structural Elements of Digital Games

K. Maria Gerling, F. Paul Schulte, J. Smeddinck, M. Masuch, 2012.

Preprint Project

Did They Really Like the Game? -- Challenges in Evaluating Exergames with Older Adults

J. Smeddinck, M. Herrlich, M. Krause, K. Gerling, R. Malaka, 2012.

PDF Project

Adaptive Difficulty with Dynamic Range of Motion Adjustments in Exergames for Parkinson’s Disease Patients

S. Siegel, J. Smeddinck, 2012.

Preprint Project

Teaching Serious Games

M. Herrlich, M. Krause, R. Malaka, J. Smeddinck, 2011.

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Serious Questionnaires in Playful Social Network Applications

A. Taktamysheva, M. Krause, J. Smeddinck, 2011.

Human Computation Games: A Survey

M. Krause, J. Smeddinck, 2011.

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The Impact of Dimensionality on Natural Language Route Directions in Unconstrained Dialogue

V. Mast, J. Smeddinck, A. Strotseva, T. Tenbrink, 2010.

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QuickWoZ: a Multi-purpose Wizard-of-Oz Framework for Experiments with Embodied Conversational Agents

J. Smeddinck, K. Wajda, A. Naveed, L. Touma, Y. Chen, M. Abu Hasan, M. Waqas Latif, R. Porzel, 2010.

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