Profile
Assistant professor working on intelligent technology for health and well-being. Background in computer science (2007) and Human Media Interaction (2009). PhD thesis on behavior change support systems for health and well-being (2015).
Research
Publications
Jump to: 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011
2024
Compassionate technology, value-based design for (e-)mental health (2024)In Design for Dementia, Mental Health and Wellbeing . Ludden, G., Noordzij, M., Lusi, B., Lotringen, C. v. & Klaassen, R.https://doi.org/10.4324/9781003318262-20Risk Assessment Using A Virtual Assistant In A Digital Genetic Counselling Application (2024)[Contribution to conference › Abstract] 13th Supporting Health by Technology Conference 2024. Beinema, T., Kolkmeier, J., Klaassen, R., van den Heuvel, L., Siemelink, M., van Lingen, M., van Essen, D., van Tintelen, P. & Heylen, D.Eating Event Recognition Using Accelerometer, Gyroscope, Piezoelectric, and Lung Volume Sensors (2024)Sensors (Switzerland), 24(2). Article 571. Mevissen, S. J., Klaassen, R., van Beijnum, B.-J. F. & Haarman, J. A. M.https://doi.org/10.3390/s24020571
2023
Design of the Interaction and Virtual Assistant in a Digital Genetic Counseling Application (2023)[Contribution to conference › Abstract] 12th Supporting Health by Technology Conference 2023. Beinema, T., Klaassen, R., Kolkmeier, J., van Lingen, M., van den Heuvel, L., Siemelink, M., van Essen, D., van Tintelen, P. & Heylen, D. K. J.Development of an alcohol refusal training in Immersive Virtual Reality for patients with Mild to Borderline Intellectual Disability and Alcohol Use Disorder: Co-creation with experts in addiction care (2023)JMIR Formative Research, 7. Article e42523. Langener, S., Kolkmeier, J., VanDerNagel, J., Klaassen, R., van Manen, J. G. & Heylen, D.https://doi.org/10.2196/42523
2022
Immersive Virtual Reality Avatars for Embodiment Illusions in People With Mild to Borderline Intellectual Disability: User-Centered Development and Feasibility Study (2022)JMIR Serious Games, 10(4). Article e39966. Langener, S., Klaassen, R., VanDerNagel, J. & Heylen, D.https://doi.org/10.2196/preprints.39966On the receptivity of employees to just-in-time self-tracking and eCoaching for stress management: a mixed-methods approach (2022)Behaviour & information technology, 41(7), 1398-1424. Lentferink, A., Noordzij, M. L., Burgler, A., Klaassen, R., Derks, Y., Oldenhuis, H., Velthuijsen, H. & Gemert-Pijnen, L. v.https://doi.org/10.1080/0144929X.2021.1876764Objectief in kaart brengen van patiëntmobilisatie na hartchirurgie met behulp van accelerometers: Op weg naar patiënt-specifieke strategieën (2022)[Contribution to conference › Abstract] Wetenschapsdag Medisch Spectrum Twente 2022. Reintjes, M. P. T., Wang, Y., van Delden, R., Klaassen, R., Lynch, W., Veltink, P. H., Grandjean, J. G. & Halfwerk, F. R.Embodiments of compassion in caring and noncaring products: exploring design for values with a multi-sensory approach (2022)In DRS2022: Bilbao. Design Research Society. Lusi, B., Ludden, G. D. S., Klaassen, R., Noordzij, M. L. & van Lotringen, C. M.https://doi.org/10.21606/drs.2022.288In-hospital Patient Mobilization Quantification After Cardiac Surgery Using Accelerometers: What do Patients do? (2022)[Contribution to conference › Abstract] Annual Meeting of the Society for Cardiothoracic Surgery in Great Britain and Ireland , SCTS 2022. Halfwerk, F. R., Klaassen, R., Lynch, W., van Delden, R., Veltink, P. H. & Grandjean, J. G.Objectief in kaart brengen van patiëntmobilisatie na hartchirurgie met behulp van accelerometers:: Op weg naar patiënt-specifieke strategieën (2022)[Contribution to conference › Poster] Congres Cardiovasculaire Preventie en Hartrevalidatie 2022 . Reintjes, M. P. T., Wang, Y., van Delden, R., Klaassen, R., Lynch, W., Veltink, P. H., Grandjean, J. G. & Halfwerk, F. R.
2021
“Go up in smoke”: Feasibility and initial acceptance of a virtual environment to measure tobacco craving in vulnerable individuals (2021)In 2021 IEEE 9th International Conference on Serious Games and Applications for Health(SeGAH) (IEEE International Conference on Serious Games and Applications for Health, SeGAH; Vol. 2021). IEEE. Langener, S., VanDerNagel, J., Klaassen, R., van der Valk, P. & Heylen, D.https://doi.org/10.1109/SEGAH52098.2021.9551854Agents United: An Open Platform for Multi-Agent Conversational Systems (2021)In IVA '21: Proceedings of the 21st ACM International Conference on Intelligent Virtual Agents (pp. 17-24). Association for Computing Machinery. Beinema, T., Davison, D., Reidsma, D., Banos, O., Bruijnes, M., Donval, B., Fides Valero, Á., Heylen, D., Hofs, D., Huizing, G., Kantharaju, R. B., Klaassen, R., Kolkmeier, J., Konsolakis, K., Pease, A., Pelachaud, C., Simonetti, D., Snaith, M., Traver, V., … op den Akker, H.https://doi.org/10.1145/3472306.3478352Clinical Relevance of Immersive Virtual Reality in the Assessment and Treatment of Addictive Disorders: A Systematic Review and Future Perspective (2021)Journal of Clinical Medicine, 10(16). Article 3658. Langener, S., VanDerNagel, J., Manen, J. v., Markus, W., Dijkstra, B., DeFuentes-Merillas, L., Klaassen, R., Heitmann, J., Heylen, D. & Schellekens, A.https://doi.org/10.3390/jcm10163658Quantification of In-Hospital Patient Mobilization after Cardiac Surgery using Accelerometers: There is More than Meets the Eye (2021)[Contribution to conference › Abstract] Voorjaarsvergadering Nederlandse Vereniging voor Thoraxchirurgie 2021. Halfwerk, F. R., van Haaren, J., Klaassen, R., van Delden, R., Veltink, P. H. & Grandjean, J. G.https://vimeo.com/554622843/4d3942ac64Objective Quantification of In-Hospital Patient Mobilization after Cardiac Surgery Using Accelerometers: Selection, Use, and Analysis (2021)Sensors (Switzerland), 21(6), 1-18. Article 1979. Halfwerk, F. R., Van Haaren, J. H. L., Klaassen, R., van Delden, R. W., Veltink, P. H. & Grandjean, J. G.https://doi.org/10.3390/s21061979Designing Effective Dialogue Content for a Virtual Coaching Team Using the Interaction Process Analysis and Interpersonal Circumplex Models (2021)In Persuasive Technology: 16th International Conference, PERSUASIVE 2021, Virtual Event, April 12–14, 2021, Proceedings (pp. 19-32) (Lecture Notes in Computer Science; Vol. 12684). Springer. Huizing, G., Klaassen, R. & Heylen, D.https://doi.org/10.1007/978-3-030-79460-6_2
2020
SpiroPlay, a Suite of Breathing Games for Spirometry by Kids & Experts (2020)In CHI PLAY 2020 - Proceedings of the Annual Symposium on Computer-Human Interaction in Play (pp. 400-413) (CHI PLAY 2020 - Proceedings of the Annual Symposium on Computer-Human Interaction in Play). ACM Publishing. van Delden, R. W., Plass - Oude Bos, D., de With, V., Vogel, K., Klaassen, R., Zwart, N., Faber, J., Thio, B. & van der Kamp, M. R.https://doi.org/10.1145/3410404.3414223VR4VRT: Virtual Reality for Virtual Rowing Training (2020)In CHI PLAY 2020 - Extended Abstracts of the 2020 Annual Symposium on Computer-Human Interaction in Play (pp. 388-392). Association for Computing Machinery. van Delden, R., Bergsma, S., Vogel, K., Postma, D., Klaassen, R. & Reidsma, D.https://doi.org/10.1145/3383668.3419865Multimodal Interactive Dining with the Sensory Interactive Table: Two Use Cases (2020)In ICMI '20 Companion: Companion Publication of the 2020 International Conference on Multimodal Interaction. ACM Press. de Vries, R. A. J., Keizers, G. H. J., van Arum, S. R., Haarman, J. A. M., Klaassen, R., van Delden, R. W., van Beijnum, B.-J. F. & van den Boer, J. H. W.https://doi.org/10.1145/3395035.3425654Multi-Perspective Persuasion by a Council of Virtual Coaches (2020)In BCSS 2020: Behavior Change Support Systems: Proceedings of the Eighth International Workshop on Behavior Change Support Systems organized in conjunction with the 15th International Conference on Persuasive Technology 2020 (Persuasive 2020) (CEUR Workshop Proceedings; Vol. 2662). CEUR. Huizing, G. H., Klaassen, R. & Heylen, D. K. J.http://ceur-ws.org/Vol-2662/Design for compassion: designing robots for e-mental healthcare (2020)[Contribution to conference › Paper] 1st International Workshop on Designerly HRI Knowledge 2020. Lusi, B., van Lotringen, C. M., Klaassen, R., Ludden, G. D. S. & Noordzij, M. L.https://www.researchgate.net/publication/351228717Go up in smoke: proof of concept study on tobacco craving in a VR environment (2020)[Contribution to conference › Abstract] Supporting Health by Technology 2020. Langener, S., van der Nagel, J., Klaassen, R., Brouwer, L. & Heylen, D.
2019
Development of an Ambulatory Biofeedback App to Enhance Emotional Awareness in Patients with Borderline Personality Disorder: Multicycle Usability Testing Study (2019)JMIR mHealth and uHealth, 7(10). Article e13479. Derks, Y. P. M. J., Klaassen, R., Westerhof, G. J., Bohlmeijer, E. T. & Noordzij, M. L.https://doi.org/10.2196/13479Integrating argumentation with social conversation between multiple virtual coaches (2019)In IVA 2019 - Proceedings of the 19th ACM International Conference on Intelligent Virtual Agents (pp. 203-205). Association for Computing Machinery. Kantharaju, R. B., Pease, A., Reidsma, D., Pelachaud, C., Snaith, M., Bruijnes, M., Klaassen, R., Beinema, T., Huizing, G., Simonetti, D., Heylen, D. & op den Akker, H.https://doi.org/10.1145/3308532.3329450Designing and Developing Lifelike, Engaging Lifestyle Coaching Agents and Scenarios for Multiparty Coaching Interaction (2019)[Contribution to conference › Paper] 2018 AAMAS Workshop on Intelligent Conversation Agents in Home and Geriatric Care Applications, ICAHGCA 2018. Huizing, G. H., Klaassen, R. & Heylen, D. K. J.http://ceur-ws.org/Vol-2338/In body experiences: Persuasion by doing (2019)CEUR workshop proceedings, 2340. Klaassen, R., van Delden, R., VanDerNagel, J., Thio, B., Heylen, D. & van der Kamp, M. R.
2018
Challenges in argumentation and dialogue for autonomous, multi-party health coaching (2018)[Contribution to conference › Paper] 7th International Conference on Computational Models of Argument 2018. Snaith, M., Bedsted, B., Kotnis, S. R., Nielsen, R. Ø., Beinema, T. C., Klaassen, R. & Pease, A.http://comma2018.argdiap.pl/wp-content/uploads/Snaith.pdfA Demonstration of Multi-Party Dialogue Using Virtual Coaches: The First Council of Coaches Demonstrator (2018)In Computational Models of Argument (pp. 473-474) (Frontiers in Artificial Intelligence and Applications; Vol. 305). IOS. Snaith, M., op den Akker, H., Beinema, T. C., Bruijnes, M., Fides-Valero, Á., Huizing, G. H., Kantharaju, R., Klaassen, R., Konsolakis, K., Reidsma, D. & Weusthof, M. H. H.https://doi.org/10.3233/978-1-61499-906-5-473Using extensive data in design and evaluation of BCSS (2018)In BCSS 2018: Behavior Change Support Systems: Proceedings of the Sixth International Workshop on Behavior Change Support Systems co-located with the 13th International Conference on Persuasive Technology (PERSUASIVE 2018), Waterloo, Canada, April 16-19, 2018 (pp. 1-8) (CEUR workshop proceedings; Vol. 2102). CEUR. Sieverink, F., Wentzel, J., Klaassen, R., van Delden, R., Heylen, D., Oinas-Kukkonen, H. & van Gemert-Pijnen, L.http://ceur-ws.org/Vol-2102/Play In Public Spaces As Part Of Persuasive Systems (PIPSAPOPS) Keep It Simple. (2018)[Contribution to conference › Poster] 13th International Conference on Persuasive Technology, PERSUASIVE 2018. van Delden, R., Klaassen, R., Meireles Ferreira Cabrita, A. M., Tabak, M., Heylen, D. K. J. & Thio, B.Design and Evaluation of a Pervasive Coaching and Gamification Platform for Young Diabetes Patients (2018)Sensors (Switzerland), 18(2). Article 402. Klaassen, R., Bul, K., op den Akker, R., van der Burg, G. J., Kato, P. M. & Di Bitonto, P.https://doi.org/10.3390/s18020402
2017
Computer literacy systematic literature review method (2017)[Book/Report › Report]. Centre for Telematics and Information Technology (CTIT). Kegel, R. H. P., Barth, S., Klaassen, R. & Wieringa, R. J.AIRplay: promoting physical activity among children with asthma through gamified environments (2017)[Contribution to conference › Poster] 5th International Conference on Ambulatory Monitoring of Physical Activity and Movement, ICAMPAM 2017. Cabrita, M., Klaassen, R. & Tabak, M.https://doi.org/10.13140/RG.2.2.32701.46562AIRPlay: Towards a 'breathgiving' approach (2017)In BCSS 2017: Proceedings of the Fifth International Workshop on Behavior Change Support Systems (pp. 38-45) (CEUR Workshop Proceedings; Vol. 1822). Klaassen, R., Van Delden, R., Cabrita, M. & Tabak, M.http://ceur-ws.org/Vol-1822/BCSS_2017_paper_4.pdfFifth international workshop on Behavior Change Support Systems (BCSS 2017): in conjunction with the 12th International Conference on Persuasive Technology, April 3-6, 2017, Amsterdam, the Netherlands (2017)In BCSS 2017: Behavior Change Support Systems: Proceedings of the Fifth International Workshop on Behavior Change Support Systems co-located with the 12th International Conference on Persuasive Technology (PERSUASIVE 2017), Amsterdam, The Netherlands, April 3-6, 2017 (CEUR workshop proceedings; Vol. 1822). CEUR. Tikka, P., Klaassen, R., Karppinen, P., Van Delden, R., De Vries, R., van Gemert-Pijnen, L., Oinas-Kukkonen, H. & Heylen, D.https://ceur-ws.org/Vol-1822/Let them play: experiences in the wild with a gamification and coaching system for young diabetes patients (2017)In PervasiveHealth '17: Proceedings of the 11th EAI International Conference on Pervasive Computing Technologies for Healthcare (pp. 409-418). ACM Press. op den Akker, R., Klaassen, R., Bul, K., Kato, P. M., van der Burg, G. J. & di Bitonto, P.https://doi.org/10.1145/3154862.3154931
2016
PERGAMON: A serious gaming and digital coaching platform supporting patients and healthcare professionals (2016)In Conference on ENTERprise Information Systems/International Conference on Project MANagement/International Conference on Health and Social Care Information Systems and Technologies, CENTERIS/ProjMAN/HCist 2016: Book of industry papers and abstracts (pp. 261-269). Scika. Klaassen, R., op den Akker, R., Di Bitonto, P., van der Burg, G. J., Bul, K. & Kato, P.Virtual coaches for healthy lifestyle (2016)In Toward Robotic Socially Believable Behaving Systems - Volume II: Modeling Social Signals (pp. 121-149) (Intelligent Systems Reference Library; Vol. 106). Springer. op den Akker, H. J. A., Klaassen, R. & Nijholt, A.https://doi.org/10.1007/978-3-319-31053-4_8
2015
HCI Perspectives on Behavior Change Support Systems (2015)[Thesis › PhD Thesis - Research UT, graduation UT]. University of Twente. Klaassen, R.https://doi.org/10.3990/1.9789036538398
2014
Personalized Virtual Coaching for Lifestyle Support: Principles for Design and Evaluation (2014)International journal on advances in life sciences, 6(3-4), 300-309. Kulyk, O., op den Akker, R., Klaassen, R. & van Gemert-Pijnen, L.http://thinkmind.org/index.php?view=article&articleid=lifsci_v6_n34_2014_21Organization Internal launch and symposium (2014)[Other contribution › Other contribution]. University of Twente. Trompetter, H. R., Tabak, M. & Klaassen, R.Let us Get Real! Integrated Approach for Virtual Coaching and Real Time Activity Monitoring in Lifestyle Change Support Systems (2014)In eTELEMED 2014: The 6th International Conference on eHealth, Telemedicine, and Social Medicine (pp. 211-216). IARIA. Kulyk, O., op den Akker, R., Klaassen, R. & van Gemert-Pijnen, L.http://www.thinkmind.org/index.php?view=article&articleid=etelemed_2014_10_30_40220
2013
User preferences for multi-device context-aware feedback in a digital coaching system (2013)Journal on multimodal user interfaces, 7(3), 247-267. Klaassen, R., op den Akker, R., Lavrysen, T. & van Wissen, S.https://doi.org/10.1007/s12193-013-0125-0Elckerlyc goes mobile: Enabling natural interaction in mobile user interfaces (2013)International journal on advances in telecommunications, 6(1 & 2), 45-56. Klaassen, R., Hendrix, J., Reidsma, D., op den Akker, R., van Dijk, B. & op den Akker, H.https://www.thinkmind.org/index.php?view=article&articleid=tele_v6_n12_2013_5Opportunities for smart & tailored activity coaching (2013)In Proceedings of the 26th IEEE International Symposium on Computer-Based Medical Systems (CBMS2013) (pp. 546-547). IEEE. op den Akker, H., Klaassen, R., op den Akker, H. J. A., Jones, V. M. & Hermens, H. J.https://doi.org/10.1109/CBMS.2013.6627870Feedback presentation for mobile personalised digital physical activity coaching platforms (2013)In Proceedings of the 6th International Conference on PErvasive Technologies Related to Assistive Environments (PETRA 2013) (pp. Article No. 64). Association for Computing Machinery. Klaassen, R., op den Akker, H. J. A. & op den Akker, H.https://doi.org/10.1145/2504335.2504404The influence of locative media on social information sharing: a review (2013)[Book/Report › Report]. Centre for Telematics and Information Technology (CTIT). Keijl, E., Klaassen, R. & op den Akker, H. J. A.Digital Lifestyle Coaches on the Move (2013)In Proceedings Thirteenth International Symposium on Social Communication (pp. 338-344) (Actualizaciones en Comunicación Social; Vol. Vol. I). Centro de Lingüística Aplicada. Klaassen, R., op den Akker, H. J. A. & Nijholt, A.http://www.santiago.cu/hosting/linguistica/descargar.php?d=1919
2012
Elckerlyc goes mobile: enabling technology for ECAs in mobile applications (2012)In BICOMM 2012: The 6th International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies (pp. 41-47). IARIA/Thinkmind. Klaassen, R., Hendrix, J., Reidsma, D. & op den Akker, R.http://www.thinkmind.org/index.php?view=article&articleid=ubicomm_2012_2_40_10139Inter-usability and the Presentation of Multi-modal Feedback for Physical Activity and Diabetic Type II Patients (2012)In Proceedings of the 8th International Conference on Methods and Techniques in Behavioral Research, Measuring Behavior 2012 (pp. 115-117). Noldus Information Technology. Klaassen, R. & op den Akker, H. J. A.http://www.measuringbehavior.org/files/2012/ProceedingsPDF(website)/Special%20Sessions/The%20Role%20of%20Behavior%20Measurement%20in%20Persuasive%20Settings/Klaassen_et_al_MB2012.pdfGlanceability Evaluation of a Physical Activity Feedback System for Office Workers (2012)In Proceedings of EHST 2012: the 6th International Symposium on eHealth Services and Technologies (pp. 52-57). SCITEPRESS. Boerema, S. T., Klaassen, R., op den Akker, H. J. A. & Hermens, H. J.
2011
A personal context-aware multi-device coaching service that supports a healthy lifestyle (2011)[Book/Report › Report] 14th International Conference on Human-Computer Interaction, HCI International 2011. ScienceOpen, Inc.. op den Akker, R., Klaassen, R., Lavrysen, T., Geleijnse, G., van Halteren, A., Schwietert, H. & van der Hout, M.https://doi.org/10.14236/ewic/HCI2011.74A Personal Context-Aware Multi-Device Coaching Service that Supports a Healthy Lifestyle (2011)[Book/Report › Report]. Centre for Telematics and Information Technology (CTIT). op den Akker, R., Klaassen, R., Lavrysen, T., Geleijnse, G., van Halteren, A., Schwietert, H. & van der Hout, M.