Dirk Heylen

PUBLICATIONS (202) as AUTHOR:[Promotor] [Assistent-Promotor] [Editor] 

2017

Journal Papers

M.M. Jung, M. Poel, D. Reidsma and D.K.J. Heylen A First Step toward the Automatic Understanding of Social Touch for Naturalistic Human–Robot Interaction. Frontiers in ICT, 4:3-13, 2017 [pdf] [bibTeX] [e-prints] 

2016

Journal Papers

A.M. Moreno Celleri, R.W. van Delden, R.W. Poppe, D. Reidsma and D.K.J. Heylen Augmenting playspaces to enhance the game experience: A tag game case study . Entertainment computing, 16:67-79, 2016 [pdf] [bibTeX] [e-prints] 

M.M. Jung, M. Poel, R.W. Poppe and D.K.J. Heylen Automatic recognition of touch gestures in the corpus of social touch. Journal on multimodal user interfaces, pages 1-16, 2016 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

M. Bruijnes, G. Huisman and D.K.J. Heylen Tasty tech: human-food interaction and multimodal interfaces. in Proceedings of the 1st Workshop on Multi-sensorial Approaches to Human-Food Interaction, MHFI 2016, ACM, New York, pp. 4-9, 2016 [pdf] [bibTeX] [e-prints] 

A.M. Moreno Celleri, R.W. Poppe and D.K.J. Heylen Play with Me! Gender-Typed Social Play Behavior Analysis in Interactive Tag Games. in Proceedings of the 8th International Conference on Intelligent Technologies for Interactive Entertainment (INTETAIN 2016), Revised Selected Papers, Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, volume 178, Springer International Publishing, Berlin, pp. 146-157, 2016 [pdf] [bibTeX] [e-prints] 

R.W. van Delden, S. Gerritsen, D. Reidsma and D.K.J. Heylen Distributed Embodied Team Play, a Distributed Interactive Pong Playground. in Proceedings of the 8th International Conference on Intelligent Technologies for Interactive Entertainment, INTETAIN 2016. Revised Selected Papers., R.W. Poppe, J.J. Meyer, R. Veltkamp and M. Destani (eds), Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, volume 178, Springer Verlag, Cham, Switzerland, pp. 124-135, 2016 [pdf] [bibTeX] [e-prints] 

R.W. van Delden, J. Janssen, S. ter Stal, W. Deenik, W. Meijer, D. Reidsma and D.K.J. Heylen Personalization of Gait Rehabilitation Games on a Pressure Sensitive Interactive LED Floor. in Proceedings of the International Workshop on Personalization in Persuasive Technology co-located with the 11th International Conference on Persuasive Technology (PT 2016), R. Orji, M. Reisinger, M. Busch, A. Dijkstra, A. Stibe and M.  Tscheligi (eds), CEUR workshop proceedings, volume 1582, McGill University, Montréal, Quebec, Canada, pp. 60-73, 2016 [pdf] [bibTeX] [e-prints] 

G. Huisman, M. Bruijnes and D.K.J. Heylen A Moving Feast: Effects of Color, Shape and Animation on Taste Associations and Taste Perceptions. in Proceedings of the 13th International Conference on Advances in Computer Entertainment Technology, ACE 2016, ACM, New York, pp. 13-24, 2016 [pdf] [bibTeX] [e-prints] 

G. Huisman, M. Bruijnes and D.K.J. Heylen A Moving Feast: Effects of Color, Shape and Animation on Taste Associations and Taste Perceptions. in Proceedings of the 13th International Conference on Advances in Computer Entertainment Technology (ACE 2016), ACM, New York, pp. 13-24, 2016 [pdf] [bibTeX] [e-prints] 

G. Huisman, A. Darriba Frederiks, J.B.F. van Erp and D.K.J. Heylen Simulating Affective Touch: Using a Vibrotactile Array to Generate Pleasant Stroking Sensations. in Proceedings of the 10th International Conference on Haptics: Perception, Devices, Control, and Applications, EuroHaptics 2016, Part II, Lecture Notes in Computer Science, volume 9775, Springer Verlag, Berlin, pp. 240-250, 2016 [pdf] [bibTeX] [e-prints] 

J. Kolkmeier, J.H. Vroon and D.K.J. Heylen Interacting with Virtual Agents in Shared Space: Single and Joint Effects of Gaze and Proxemics. in Proceedings of the International Conference on Intelligent Virtual Agents, IVA 2016, Lecture Notes in Computer Science, volume 10011, Springer Verlag, New York, pp. 1-14, 2016 [pdf] [bibTeX] [e-prints] 

M. Valstar, T. Baur, A. Cafaro, A. Ghitulescu, B. Potard, J. Wagner, E. Andre, L. Durieu, M. Aylett, P. Dermouche, C. Pelachaud, E. Coutinho, B. Schuller, Yue Zhang, D.K.J. Heylen, M. Theune and J.B. van Waterschoot Ask Alice: an Artificial Retrieval of Information Agent. in Proceedings of the 18th ACM International Conference on Multimodal Interaction, ICMI 2016, ACM, New York, pp. 419-420, 2016 [pdf] [bibTeX] [e-prints] 

C.J.A.M. Willemse, G. Huisman, M.M. Jung, J.B.F. van Erp and D.K.J. Heylen Observing Touch from Video: The Influence of Social Cues on Pleasantness Perceptions. in Proceedings of the International Conference on Human Haptic Sensing and Touch Enabled Computer Applications, EuroHaptics 2016, Lecture Notes in Computer Science, volume 9775, Springer Verlag, London, pp. 196-205, 2016 [pdf] [bibTeX] [e-prints] 

2015

Book Chapters

M. Bruijnes, J.M. Linssen, H.J.A. op den Akker, M. Theune, S. Wapperom, C. Broekema and D.K.J. Heylen Social Behaviour in Police Interviews: Relating Data to Theories. pp. 317-347. In Conflict and Multimodal Communication, F. D’Errico, I. Poggi, A. Vinciarelli and L. Vincze (eds), Springer Verlag, London, 2015 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

M. Bruijnes, H.J.A. op den Akker, A. Hartholt and D.K.J. Heylen Virtual Suspect William. in Proceedings of the 15th International Conference on Intelligent Virtual Agents, IVA 2015, Lecture Notes in Computer Science, volume 9238, Springer Verlag, Switzerland, pp. 67-76, 2015 [pdf] [bibTeX] [e-prints] 

Jaebok Kim, K.P. Truong, V. Charisi, C. Zaga, M. Lohse, D.K.J. Heylen and V. Evers Vocal turn-taking patterns in groups of children performing collaborative tasks: an exploratory study. in Proceedings of the 16th Annual Conference of the International Speech Communication Association (Interspeech 2015), International Speech Communication Association (ISCA), Baixas, France, pp. 1645-1649, 2015 [pdf] [bibTeX] [e-prints] 

J.M. Linssen, M. Theune, T.F. de Groot and D.K.J. Heylen Improving Social Awareness Through Thought Bubbles and Flashbacks of Virtual Characters. in Proceedings of the 15th International Conference on Intelligent Virtual Agents, IVA 2015, W.-P. Brinkman, J. Broekens and D.K.J. Heylen (eds), Lecture Notes in Computer Science, volume 9238, Springer Verlag, Berlin, pp. 250-259, 2015 [pdf] [bibTeX] [e-prints] 

J.M. Linssen, T.F. de Groot, M. Theune and D.K.J. Heylen LOITER-TB: Thought Bubbles that Give Feedback on Virtual Agents’ Experiences. in Proceedings of the 15th International Conference on Intelligent Virtual Agents, IVA 2015, W.-P. Brinkman, J. Broekens and D.K.J. Heylen (eds), Lecture Notes in Computer Science, volume 9238, Springer Verlag, Berlin, pp. 283-286, 2015 [pdf] [bibTeX] [e-prints] 

J.H. Vroon, M.P. Joosse, M. Lohse, J. Kolkmeier, Jaebok Kim, K.P. Truong, G. Englebienne, D.K.J. Heylen and V. Evers Dynamics of Social Positioning Patterns in Group-Robot Interactions. in Proceedings of the Fourth IEEE International Sumposium on Robot and Human Interactive Communication (RoMan 2015), IEEE Robotics and Automation Society, USA, pp. 6, 2015 [pdf] [bibTeX] [e-prints] 

C.J.A.M. Willemse, G.M. Munters, J.B.F. van Erp and D.K.J. Heylen Nakama: a companion for non-verbal affective communication. in Proceedings of the 2015 ACM on International Conference on Multimodal Interaction (ICMI 2015), ACM, New York, pp. 377-378, 2015 [pdf] [bibTeX] [e-prints] 

C.J.A.M. Willemse, D.K.J. Heylen and J.B.F. van Erp Warmth in affective mediated interaction. in Proceedings of the International Conference on Affective Computing and Intelligent Interaction (ACII 2015), IEEE Computer Society, USA, pp. 28-34, 2015 [pdf] [bibTeX] [e-prints] 

2014

Journal Papers

I.A. de Kok, R.W. Poppe and D.K.J. Heylen Iterative perceptual learning for social behavior synthesis. Journal on Multimodal User Interfaces , 8(3):231-241, 2014 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, S. Van Der Zee, D.K.J. Heylen and P.J. Taylor AMAB: Automated measurement and analysis of body motion. Behavior Research Methods, 46(3):625-633, 2014 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, M. ter Maat and D.K.J. Heylen Switching Wizard of Oz for the online evaluation of backchannel behavior. Journal on Multimodal User Interfaces, 8(1):109-117, 2014 [pdf] [bibTeX] [e-prints] 

Book Chapters

C. Mühl, D.K.J. Heylen and A. Nijholt Affective brain-computer interfaces: neuroscientific approaches to affect detection. pp. 217-232. In Oxford Handbook of Affective Computing, R. Calvo, S. D’Mello, J. Gratch and A. Kappas (eds), Oxford University Press, Oxford, 2014 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

M. Bruijnes, S. Wapperom, H.J.A. op den Akker and D.K.J. Heylen A Method to Evaluate Response Models. in Proceedings of the 14th International Conference on Intelligent Virtual Agents, IVA 2014, T. Bickmore, S. Marcella and C. Sidner (eds), Lecture Notes in Computer Science, volume 8637, Springer International Publishing, Switzerland, pp. 67-70, 2014 [pdf] [bibTeX] [e-prints] 

M. Bruijnes, S. Wapperom, H.J.A. op den Akker and D.K.J. Heylen A Virtual Suspect Agent’s Response Model. in Fourteenth International Conference on Intelligent Virtual Agents (IVA 2014); Proceedings of the Workshop on Affective Agents, L. Ring, Y. Leite and J. Dias (eds), Gaips Intelligent Agents and Synthetic Characters Group, Porto Salvo, Portugal, pp. 17-24, 2014 [pdf] [bibTeX] [e-prints] 

R.W. van Delden, A.M. Moreno Celleri, R.W. Poppe, D. Reidsma and D.K.J. Heylen Steering Gameplay Behavior in the Interactive Tag Playground. in Proceedings of the European Conference on Ambient Intelligence, AmI 2014, Revised Selected Papers, E. Aarts, B. de Ruyter, P. Markopoulos, E. van Loenen,, R. Wichert, B. Schouten, J. Terken, R. van Kranenburg, E. den Ouden and G. O’Hare (eds), Lecture Notes in Computer Science , volume 8850, Springer International Publishing, Switzerland, pp. 145-157, 2014 [pdf] [bibTeX] [e-prints] 

R.W. van Delden, D. Reidsma, W. van Oorsouw, R.W. Poppe, P. van der Vos, A. Lohmeijer, P. Embregts, V. Evers and D.K.J. Heylen Towards an Interactive Leisure Activity for People with PIMD. in Proceedings of the 14th International Conference on Computers Helping People with Special Needs, ICCHP 2014, K. Miesenberger, D. Fels, D. Archambault, P. Peňáz and W. Zagler (eds), Lecture Notes in Computer Science , volume 8547, Springer International Publishing, Switzerland, pp. 276-282, 2014 [pdf] [bibTeX] [e-prints] 

G. Huisman, J Kolkmeijer and D.K.J. Heylen Simulated Social Touch in a Collaborative Game. in Proceedings of the 9th International Conference on Haptics: Neuroscience, Devices, Modeling, and Applications (EuroHaptics 2014), Lecture Notes in Computer Science, volume 8618, Springer Verlag, Berlin, pp. 248-256, 2014 [pdf] [bibTeX] [e-prints] 

G. Huisman, J. Kolkmeier and D.K.J. Heylen With Us or Against Us: Simulated Social Touch by Virtual Agents in a Cooperative or Competitive Setting. in Proceedings of the 14th International Conference on Intelligent Virtual Agents, IVA 2014, Lecture Notes in Computer Science, volume 8637, Springer International Publishing, Switzerland, pp. 204-213, 2014 [pdf] [bibTeX] [e-prints] 

M.M. Jung, R.W. Poppe, M. Poel and D.K.J. Heylen Touching the Void - Introducing CoST: Corpus of Social Touch. in Proceedings of the 16th International Conference on Multimodal Interaction, ICMI 2014, ICMI ’14, ACM, New York, pp. 120-127, 2014 [pdf] [bibTeX] [e-prints] 

B. Rahayudi, R.W. Poppe and D.K.J. Heylen Twente Debate Corpus - A Multimodal Corpus for Head Movement Analysis. in Proceedings of the International Conference on Language Resources and Evaluation (LREC 2014), European Language Resources Association (ELRA), Luxembourg, pp. 26-31, 2014 [pdf] [bibTeX] [e-prints] 

K.P. Truong, G.J. Westerhof, F.M.G. de Jong and D.K.J. Heylen An annotation scheme for sighs in spontaneous dialogue. in Proceedings of the 15th Annual Conference of the International Speech Communication Association (INTERSPEECH 2014), International Speech Communication Association (ISCA), pp. 228-232, 2014 [pdf] [bibTeX] [e-prints] 

2013

Journal Papers

A. Nijholt and D.K.J. Heylen Editorial (to: Special Issue on Affective Brain-Computer Interfaces). International Journal of Autonomous and Adaptive Communications Systems (IJAACS), A. Nijholt and D.K.J. Heylen (eds), 6(1):1-8, 2013 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, K.P. Truong and D.K.J. Heylen Perceptual evaluation of backchannel strategies for artificial listeners. Autonomous Agents and Multi-Agent Systems, 27(2):235-253, 2013 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

A.-M. Brouwer, J.B.F. van Erp, D.K.J. Heylen, O. Jensen and M. Poel Effortless passive BCIs for healthy users. in International Conference on Universal Access in Human-Computer Interaction, UAHCI 2013, Lecture Notes in Computer Science, volume 8009, Springer Verlag, Berlin, pp. 615-622, 2013 [pdf] [bibTeX] [e-prints] 

M. Bruijnes, J. Kolkmeier, H.J.A. op den Akker, J.M. Linssen, M. Theune and D.K.J. Heylen Keeping up stories: design considerations for a police interview training game. in Proceedings of the Social Believability in Games Workshop (SBG2013), Centre for Telematics and Information Technology, University of Twente , Enschede, The Netherlands, pp. 14, 2013 [pdf] [bibTeX] [e-prints] 

A. Darriba Frederiks, D.K.J. Heylen and G. Huisman TaSST: Affective Mediated Touch. in Proceedings of the 15th International Conference on Multimodal Interaction, ICMI 2013, ACM, New York, pp. 315-316, 2013 [pdf] [bibTeX] [e-prints] 

G. Huisman, A. Darriba Frederiks and D.K.J. Heylen Affective Touch at a Distance. in The fifth biannual Humaine Association Conference on Affective Computing and Intelligent Interaction, ACII 2013, IEEE Computer Society, USA, pp. 701-702, 2013 [pdf] [bibTeX] [e-prints] 

G. Huisman, M. Van Hout, E.M.A.G. van Dijk, T.M. van der Geest and D.K.J. Heylen LEMtool - Measuring Emotions in Visual Interfaces. in Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (CHI 2013), ACM, New York, pp. 351-360, 2013 [pdf] [bibTeX] [e-prints] 

G. Huisman, N. Bianchi-Berthouze and D.K.J. Heylen MeTA: Mediated Touch and Affect. in Proceedings of the fifth biannual Humaine Association Conference on Affective Computing and Intelligent Interaction, ACII 2013, IEEE Computer Society, USA, pp. 769-769, 2013 [pdf] [bibTeX] [e-prints] 

G. Huisman, A. Darriba Frederiks, E.M.A.G. van Dijk, D.K.J. Heylen and B.J.A. Kröse The TaSST: Tactile sleeve for social touch. in Proceedings of the IEEE World Haptics Conference 2013, IEEE Robotics and Automation Society, USA, pp. 211-216, 2013 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen Controlling the listener response rate of virtual agents. in Proceedings of the 13th International Conference on Intelligent Virtual Agents, IVA 2013, Lecture Notes in Computer Science , volume 8108, Springer Verlag, Berlin, pp. 168-179, 2013 [pdf] [bibTeX] [e-prints] 

I.A. de Kok, D.K.J. Heylen and L.-P. Morency Speaker-adaptive multimodal prediction model for listener responses. in Proceedings of the 15th ACM on International conference on multimodal interaction, ICMI 2013, ACM, New York, pp. 51-58, 2013 [pdf] [bibTeX] [e-prints] 

J.M. Linssen, M. Theune and D.K.J. Heylen Taking things at face value: how stance informs politeness of virtual agents. in Proceedings of the 25th Benelux Conference on Artificial Intelligence, BNAIC 2013, K. Hindriks, M. de Weerdt, B. van Riemsdijk and M. Warnier (eds), Delft University of Technology, Delft, The Netherlands, pp. 334-335, 2013 [pdf] [bibTeX] [e-prints] 

J.M. Linssen, M. Theune and D.K.J. Heylen Taking things at face value: how stance informs politeness of virtual agents. in Proceedings of the Workshop on Computers As Social Actors, CASA 2013, M. Conci, V. Dignum, M. Funk and D.K.J. Heylen (eds), CEUR Workshop Proceedings, volume 1119, CEUR.org, Aachen, Germany, pp. 71-82, 2013 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, M. ter Maat and D.K.J. Heylen The effect of multiple modalities on the perception of a listening agent. in Proceedings of the International Conference on Intelligent Virtual Agents (IVA 2013), Lecture Notes in Computer Science, volume 8108, Springer Verlag, Berlin, pp. 470-471, 2013 [pdf] [bibTeX] [e-prints] 

2012

Journal Papers

P. Brunet, R. Cowie, D.K.J. Heylen, A. Nijholt and M. Schroeder Conceptual Frameworks for Multimodal Social Signal Processing. Journal on Multimodal User Interfaces, J.-C. Martin (eds), 6(3-4):95-99, 2012 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, E.M.A.G. van Dijk and A. Nijholt Robotic Rabbit Companions: amusing or a nuisance?. Journal on Multimodal User Interfaces, J.-C. Martin (eds), 5(1):53-59, 2012 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen Analyzing Nonverbal Listener Responses using Parallel Recordings of Multiple Listeners. Cognitive Processing, 13(Supplement 2):499-506, 2012 [pdf] [bibTeX] [e-prints] 

M. Mehu, F. D’Errico and D.K.J. Heylen Conceptual analysis of social signals: the importance of clarifying terminology. Journal of Multimodal User Interfaces, 6(3-4):179-189, 2012 [pdf] [bibTeX] [e-prints] 

M. Schroeder, E. Bevacqua, R. Cowie, F. Eyben, H. Gunes, D.K.J. Heylen, M. ter Maat, G. McKeown, S.C. Pammi, M. Pantic, C. Pelachaud, B. Schuller, E. De Sevin, M.F. Valstar and M. Woellmer Building Autonomous Sensitive Artificial Listeners. IEEE Transactions on Affective Computing, 3(2):165-183, 2012 [pdf] [bibTeX] [e-prints] 

A. Vinciarelli, M. Pantic, D.K.J. Heylen, C. Pelachaud, I. Poggi, F. D’Ericco and M. Schroeder Bridging the Gap between Social Animal and Unsocial Machine: A Survey of Social Signal Processing. IEEE Transactions on Affective Computing, 3(1):69-87, 2012 [pdf] [bibTeX] [e-prints] 

Book Chapters

H.J.A. op den Akker, D. Gatica Perez and D.K.J. Heylen Multi-modal analysis of small-group conversational dynamics. pp. 155-169. In Multimodal Signal Processing, S. Renals, H. Bourlard, J. Carletta and A. Popescu-Belis (eds), Cambridge University Press, New York, 2012 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Ambient Utopia. pp. 3-16. In Agents and Ambient Intelligence, T. Bosse (eds), SISWO, Amsterdam, 2012 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

E. Bevacqua, F. Eyben, D.K.J. Heylen, M. ter Maat, S. Pammi, C. Pelachaud, M. Schröder, B. Schüller, E. De Sevin and M. Wollmer Interacting with emotional virtual agents. in 4th International ICST Conference on Intelligent Technologies for Interactive Entertainment, INTETAIN 2011, A.S. Camurri and C. Costa (eds), Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, volume 78, Springer, Berlin Heidelberg, pp. 243-245, 2012 [pdf] [bibTeX] [e-prints] 

A. Cafaro, H.H. Vilhjálmsson, T. Bickmore, D.K.J. Heylen, K.R. Johansdottir and G.S. Valgardsson First impressions: users’ judgments of virtual agents’ personality and interpersonal attitude in first encounters. in Proceedings of 12th International Conference Intelligent Virtual Agents, IVA 2012, Y. Nakano, M. Neff, A. Paiva and M. Walker (eds), Lecture Notes in Computer Science, volume 7502, Springer, Berlin Heidelberg, pp. 67-80, 2012 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen A Survey on Evaluation Metrics for Backchannel Prediction Models. in Proceedings of the Interdisciplinary Workshop on Feedback Behaviors in Dialog, University of Texas, El Paso, pp. 15-18, 2012 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen Itegrating backchannel prediction models into embodied conversational agents. in Proceedings of the 12th International Conference on Intelligent Virtual Agents, IVA 2012, Lecture Notes in Computer Science, volume 7502, Springer Verlag, Berlin, pp. 268-274, 2012 [pdf] [bibTeX] [e-prints] 

A.M. Moreno Celleri, R.W. van Delden, D. Reidsma, R.W. Poppe and D.K.J. Heylen An Annotation Scheme for Social Interaction in Digital Playgrounds. in Proceedings of the Eleventh International Conference on Entertainment Computing (ICEC 2012), Marc Herrlich, R. Malaka and Maic  Masuch (eds), Lecture Notes in Computer Science, volume 7522, Springer Verlag, Berlin, pp. 85-99, 2012 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, M. ter Maat and D.K.J. Heylen Online backchannel synthesis evaluation with the switching Wizard of Oz. in Joint Proceedings of the Intelligent Virtual Agents 2012 Workshops, R. Böck, F. Bonin, N. Campbell, J. Edlund, I.A. de Kok, R.W. Poppe and D. Traum (eds), Otto von Guericke University, Magdeburg, pp. 75-82, 2012 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, M. ter Maat and D.K.J. Heylen Online behavior evaluation with the switching wizard of Oz. in 12th International Conference on Intelligent Virtual Agents, IVA 2012, Y. Nakano, M. Neff, A. Paiva and M.A. Walker (eds), Lecture Notes in Computer Science, volume 7502, Springer Verlag, Berlin, pp. 486-488, 2012 [pdf] [bibTeX] [e-prints] 

K.P. Truong and D.K.J. Heylen Measuring prosodic alignment in cooperative task-based conversations. in Proceedings of the 13th Annual Conference of the International Speech Communication Association (Interspeech 2012), International Speech Communication Association, France, pp. 843-846, 2012 [pdf] [bibTeX] [e-prints] 

Reports

I.A. de Kok, R.W. Poppe and D.K.J. Heylen Iterative Perceptual Learning for Social Behavior Synthesis. Technical Report, TR-CTIT-12-01, Enschede, Centre for Telematics and Information Technology, University of Twente, Pages: 9, 2012 [pdf] [bibTeX] [e-prints] 

2011

Journal Papers

D.K.J. Heylen, H.J.A. op den Akker, M. ter Maat, P. Petta, S. Rank, D. Reidsma and J. Zwiers On the nature of engineering social artificial companions. Applied Artificial Intelligence, 25(6):549-574, 2011 [pdf] [bibTeX] [e-prints] 

M. ter Maat, K.P. Truong and D.K.J. Heylen How Agents’ Turn-taking Strategies Influence Impressions and Response Behaviors. Presence: Teleoperators and Virtual Environments, 20(5):412-430, 2011 [pdf] [bibTeX] [e-prints] 

Book Chapters

E. Andre, E. Bevacqua, D.K.J. Heylen, R. Niewiadomski, C. Pelachaud, C. Peters, I. Poggi and M. Rehm Non-verbal Persuasion and Communication in an Affective Agent. pp. 585-608. In Emotion Oriented Systems. The Humaine Handbook, R. Cowie, C. Pelachaud and P. Petta (eds), Springer Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

R. Cowie, C. Cox, J.C. Martin, A. Batliner, D.K.J. Heylen and K. Karpouzis Issues in Data Labelling. pp. 213-241. In Emotion-Oriented Systems. The Humaine Handbook, R. Cowie, C. Pelachaud and P. Petta (eds), Springer Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

J. Dral, D.K.J. Heylen and H.J.A. op den Akker Detecting Uncertainty in Spoken Dialogues: An explorative research for the automatic detection of speaker uncertainty by using prosodic markers. pp. 67-77. In Affective Computing and Sentiment Analysis, Kurshid Ahmad (eds), Springer Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, E. Bevacqua, C. Pelachaud, I. Poggi, J. Gratch and M. Schröder Generating Listening Behaviour. pp. 321-347. In Emotion-oriented Systems. The Humaine Handbook, R. Cowie, C. Pelachaud and P. Petta (eds), Springer Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

A. Nijholt, M. Pasch, E.M.A.G. van Dijk, D. Reidsma and D.K.J. Heylen Observations on Experience and Flow in Movement-Based Interaction. pp. 101-120. In Whole Body Interaction, D. England (eds), Springer-Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

M. Pantic, R. Cowie, F. D’Errico, D.K.J. Heylen, M. Mehu, C. Pelachaud, I. Poggi, M. Schroeder and A. Vinciarelli Social Signal Processing: The Research Agenda. pp. 511-538. In Visual Analysis of Humans, T.B. Moeslund, A. Hilton, V. Kruger and L. Sigal (eds), Springer Verlag, London, 2011 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

I.A. de Kok and D.K.J. Heylen Appropriate and Inappropriate Timing of Listener Responses from Multiple Perspectives. in Proceedings of the 10th International Conference on Intelligent Virtual Agents (IVA 2011), Lecture Notes in Computer Science, volume 6895, Springer Verlag, Berlin, pp. 248-254, 2011 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen Observations on Listener Responses from Multiple Perspectives. in Proceedings of the 3rd Nordic Symposium on Multimodal Communication, NEALT Proceedings Series, volume 15, Northern European Association for Language Technology, Tartu, Estonia, pp. 48-55, 2011 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen The MultiLis Corpus - Dealing with Individual Differences in Nonverbal Listening Behavior. in Third COST 2102 International Training School, A. Esposito, A.M. Esposito, R. Martone, V.C. Müller and G. Scarpetta (eds), Lecture Notes in Computer Science, volume 6456, Springer Verlag, Berlin, pp. 362-375, 2011 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen When Do We Smile? Analysis and Modeling of the Nonverbal Context of Listener Smiles in Conversation. in Proceedings of the 4th 4th International Conference on Affective Computing and Intelligent Interaction, ASCII 2011, Lecture Notes in Computer Science, volume 6974, Springer Verlag, Berlin, pp. 477-486, 2011 [pdf] [bibTeX] [e-prints] 

M. ter Maat and D.K.J. Heylen Flipper: An Information State Component for Spoken Dialogue Systems. in Proceedings of the 10th international conference on Intelligent Virtual Agents (IVA 2011), Hannes Vilhjálmsson, Stefan Kopp, S.I. Marsella and K.R. Thórisson (eds), Lecture Notes in Computer Science, volume 6895, Springer Verlag, Berlin, pp. 470-472, 2011 [pdf] [bibTeX] [e-prints] 

C. Mühl, A. Nijholt, B.Z. Allison, S. Dunne and D.K.J. Heylen Affective Brain-Computer Interfaces (aBCI 2011). in Proceedings 4th International Conference on Affective Computing and Intelligent Interaction (ACII2011), Part II, S. D’ Mello, A. Graesser, B. Schuller and J.-C. Martin (eds), Lecture Notes in Computer Science , volume 6975, Springer Verlag, Berlin, pp. 435-435, 2011 [pdf] [bibTeX] [e-prints] 

C. Mühl, A.-M. Brouwer, N. van Wouwe, E.L. van den Broek, F. Nijboer and D.K.J. Heylen Modality-specific Affective Responses and their Implications for Affective BCI. in Proceedings of the Fifth International Brain-Computer Interface Conference 2011, G.R. Müller-Putz, R. Scherer, M. Billinger, A. Kreilinger, V. Kaiser and C. Neuper (eds), Verlag der Technischen Universität, Graz, Austria, pp. 120-123, 2011 [pdf] [bibTeX] [e-prints] 

C. Mühl, E.L. van den Broek, A.-M. Brouwer, F. Nijboer, N. Wouwe and D.K.J. Heylen Multi-modal affect induction for affective brain-computer interfaces. in Proceedings of the 4th International Conference on Affective Computing and Intelligent Interaction (ACII 2011), Part I, S. D’Mello, A. Graesser, B. Schuller and J.-C. Martin (eds), Lecture Notes in Computer Science, volume 6974, Springer Verlag, New York, pp. 235-245, 2011 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, K.P. Truong and D.K.J. Heylen Backchannels: Quantity, Type and Timing Matters. in International Conference on Intelligent Virtual Agents (IVA 2011), H.H. Vilhjálmsson, S. Kopp, S. Marsella and K.R. Thórisson (eds), Lecture Notes in Computer Science, volume 6895, Springer Verlag, Berlin, pp. 228-239, 2011 [pdf] [bibTeX] [e-prints] 

M. Schröder, S. Pammi, H.J.A. Gunes, M. Pantic, M. Valstar, R. Cowie, G. McKeown, D.K.J. Heylen, M. ter Maat, F. Eyben, B. Schuller, M. Wölmmer, E. Bevacqua, C. Pelachaud and E.20 De Sevin Come and have an emotional workout with sensitive artificial listeners!. in IEEE International Conference on Automatic Face & Gesture Recognition and Workshops (FG 2011), IEEE Computer Society, USA, pp. 646-646, 2011 [pdf] [bibTeX] [e-prints] 

K.P. Truong, R.W. Poppe, I.A. de Kok and D.K.J. Heylen A Multimodal Analysis of Vocal and Visual Backchannels in Spontaneous Dialogs. in Proceedings of Interspeech 2011, International Speech Communication Association, France, pp. 2973-2976, 2011 [pdf] [bibTeX] [e-prints] 

2010

Journal Papers

B.L.A. van de Laar, B. Reuderink, D. Plass-Oude Bos and D.K.J. Heylen Evaluating user experience of actual and imagined movement in BCI gaming. International journal of Gaming and Computer Mediated Simulations, R.E. Ferdig (eds), 2(4):33-47, 2010 [pdf] [bibTeX] [e-prints] 

C. Mühl, H. Gürkök, D. Plass-Oude Bos, M.E. Thurlings, L. Scherffig, M. Duvinage, A.A. Elbakyan, SungWook Kang, M. Poel and D.K.J. Heylen Bacteria Hunt: Evaluating multi-paradigm BCI interaction. Journal on Multimodal User Interfaces, 4(1):11-25, 2010 [pdf] [bibTeX] [e-prints] 

R.J. Rienks, R.W. Poppe and D.K.J. Heylen Differences in head orientation behavior for speakers and listeners: An experiment in a virtual environment. ACM Transactions on Applied Perception, 7(1):2-14, 2010 [pdf] [bibTeX] [e-prints] 

Book Chapters

D. Plass-Oude Bos, B. Reuderink, B.L.A. van de Laar, H. Gürkök, C. Mühl, M. Poel, A. Nijholt and D.K.J. Heylen Brain-Computer Interfacing and Games. pp. 149-178. In Brain-Computer Interfaces. Applying our Minds to Human-Computer Interaction, D. Tan and A. Nijholt (eds), Springer Verlag, London, 2010 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

I.A. de Kok and D.K.J. Heylen Differences in Listener Responses between Procedural and Narrative Tasks. in Proceedings of the 2nd International Workshop on Social Signal Processing, SSPW ’10, ACM, New York, pp. 5-10, 2010 [pdf] [bibTeX] [e-prints] 

I.A. de Kok, D. Ozkan, D.K.J. Heylen and L.-P. Morency Learning and Evaluating Response Prediction Models using Parallel Listener Consensus. in International Conference on Multimodal Interfaces and the Workshop on Machine Learning for Multimodal Interaction, ICMI-MLMI ’10, ACM, New York, pp. 3-10, 2010 [pdf] [bibTeX] [e-prints] 

M. ter Maat, K.P. Truong and D.K.J. Heylen How turn-taking strategies influence users’ impressions of an agent. in Proceedings of the International Conference on Intelligent Virtual Agents (IVA), J. Allbeck, N. Badler, T. Bickmore, C. Pelachaud and A. Safonova (eds), Lecture Notes in Computer Science, volume 6356, Springer Verlag, Berlin, pp. 441-453, 2010 [pdf] [bibTeX] [e-prints] 

M. ter Maat and D.K.J. Heylen Selecting appropriate agent responses based on non-content features. in Proceedings of the 3rd international workshop on Affective interaction in natural environments (AFFINE 2010), ACM, New York, pp. 33-36, 2010 [pdf] [bibTeX] [e-prints] 

C. Mühl, H. Gürkök, D. Plass-Oude Bos, M.E. Thurlings, L. Scherffig, M. Duvinage, A.A. Elbakyan, SungWook Kang, M. Poel and D.K.J. Heylen Bacteria Hunt: A multimodal, multiparadigm BCI game. in Proceedings of the Fifth International Summer Workshop on Multimodal Interfaces, eNTERFACE'09, A.S. Camurri, M. Mancini and G. Volpe (eds), DIST-University of Genova, Genova, pp. 41-62, 2010 [pdf] [bibTeX] [e-prints] 

D. Plass-Oude Bos, B. Reuderink, B.L.A. van de Laar, H. Gürkök, C. Mühl, M. Poel, D.K.J. Heylen and A. Nijholt Human-Computer Interaction for BCI Games: Usability and User Experience. in Proceedings of the International Conference on CYBERWORLDS 2010, A. Sourin (eds), IEEE Computer Society, Los Alamitos, pp. 277-281, 2010 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, K.P. Truong, D. Reidsma and D.K.J. Heylen Backchannel Strategies for Artificial Listeners. in International Conference on Intelligent Virtual Agents (IVA), J. Allbeck, N. Badler, T. Bickmore, C. Pelachaud and A. Safonova (eds), Lecture Notes in Computer Science, volume 6356, Springer Verlag, Berlin, pp. 146-158, 2010 [pdf] [bibTeX] [e-prints] 

K.P. Truong, R.W. Poppe and D.K.J. Heylen A rule-based backchannel prediction model using pitch and pause information. in Proceedings of Interspeech 2010, International Speech Communication Association (ISCA), pp. 3058-3061, 2010 [pdf] [bibTeX] [e-prints] 

K.P. Truong and D.K.J. Heylen Disambiguating the functions of conversational sounds with prosody: the case of ’yeah’. in Proceedings of Interspeech 2010, International Speech Communication Association (ISCA), pp. 2554-2557, 2010 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, A. Nijholt, D.K.J. Heylen, A. Kroener and G.C. van der Veer Remarkable Objects: Supporting Collaboration in a Creative Environment. in 12th ACM International Conference on Ubiquitous Computing, J. Bardram (eds), ACM, New York, pp. 37-40, 2010 [pdf] [bibTeX] [e-prints] 

2009

Journal Papers

M. Poel, D.K.J. Heylen, A. Nijholt, M. Meulemans and A. van Bremen Gaze Behavior, Believability, Likability and the iCat. AI and Society, A. Nijholt, O. Stock and T. Nishida (eds), 24(1):61-73, 2009 [pdf] [bibTeX] [e-prints] 

Book Chapters

C. Mühl, D.K.J. Heylen and A. Nijholt Affective Brain-Computer Interfaces: Preface. pp. 1. In Proceedings Workshop on Affective Brain-Computer Interfaces, C. Mühl, D.K.J. Heylen and A. Nijholt (eds), IEEE Computer Society, Los Alamitos, 2009 [pdf] [bibTeX] [e-prints] 

A. Nijholt, D.K.J. Heylen and R.J. Rienks Creating Social Technologies to Assist and Understand Social Interactions. pp. 416-428. In Handbook of Research on Socio-Technical Design and Social Networking, B. Whitworth and A. de Moor (eds), IGI Global Books, Hershey, PA, USA, 2009 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, D.K.J. Heylen, A. Nijholt and G.C. van der Veer Collaborative Practices that Support Creativity in Design. pp. 151-170. In Proceedings of the Eleventh European Conference on Computer-Supported Cooperative Work, I. Wagner (eds), Springer Verlag, Berlin, 2009 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, G.C. van der Veer, D.K.J. Heylen and A. Nijholt Space as a Resource in Creative Design Practices. pp. 169-172. In Human-Computer Interaction - INTERACT 2009, T. Gross (eds), Springer Verlag, London, 2009 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

D.K.J. Heylen, M. Theune, H.J.A. op den Akker and A. Nijholt Social Agents: the first generations. in Proceedings 2009 International Workshop on Social Signals Processing, M. Pantic and A. Vinciarello (eds), ACII 2009 Proceedings, volume 2, IEEE Computer Society, Los Alamitos, pp. 114-120, 2009 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Understanding Speaker-Listener Interaction. in Proceedings of the 10th Annual Conference of the International Speech Communication Association (Interspeech 2009), International Speech Communication Association, Brighton, United Kingdom, pp. 2151-2154, 2009 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, M. Poel and A. Nijholt Using the iCat as Avatar in Remote Meetings. in Multimodal Signals: Cognitive and Algorithmic Issues, A.M. Esposito, A. Hussain, M. Marinaro and R. Martone (eds), Lecture Notes in Computer Science, volume 5398, Springer Verlag, London, pp. 60-66, 2009 [pdf] [bibTeX] [e-prints] 

I.A. de Kok and D.K.J. Heylen Multimodal End-of-Turn Prediction in Multi-Party Meetings. in Proceedings of the International Conference on Multimodal Interfaces, ICMI-MLMI 2009, ACM, New York, pp. 91-98, 2009 [pdf] [bibTeX] [e-prints] 

B.L.A. van de Laar, D. Plass-Oude Bos, B. Reuderink and D.K.J. Heylen Actual and Imagined Movement in BCI Gaming. in Proceedings of the International Conference on Artificial Intellingence and Simulation of Behaviour (AISB 2009), D. Romano and D. Moffat (eds), SSAISB, Brighton, Brighton, pp. 5, 2009 [pdf] [bibTeX] [e-prints] 

M. ter Maat and D.K.J. Heylen Turn Management or Impression Management?. in Intelligent Virtual Agents, 9th International Conference, IVA 2009, Z.M. Ruttkay, M. Kipp, A. Nijholt and H.H. Vilhjálmsson (eds), Lecture Notes in Computer Science, volume 5773, Springer Verlag, Berlin, pp. 467-473, 2009 [pdf] [bibTeX] [e-prints] 

M. ter Maat and D.K.J. Heylen Using Context to Disambiguate Communicative Signals. in Multimodal Signals: Cognitive and Algorithmic Issues, COST Action 2102 and euCognition International School, A.M. Esposito, A. Hussain, M. Marinaro and R. Martone (eds), Lecture Notes in Computer Science, volume 5398, Springer Verlag, Berlin, pp. 67-74, 2009 [pdf] [bibTeX] [e-prints] 

C. Mühl and D.K.J. Heylen Cross-modal Elicitation of Affective Experience. in Proceedings of the 3rd International Conference on Affective Computing and Intelligent Interaction and Workshops. ACII 2009. Volume 2, IEEE Computer Society, Los Alamitos, pp. 42-53, 2009 [pdf] [bibTeX] [e-prints] 

D. Reidsma, D.K.J. Heylen and H.J.A. op den Akker On the Contextual Analysis of Agreement Scores . in Multimodal Corpora -- From Models of Natural Interaction to Systems and Applications, J.-C. Martin, P. Paggio, M. Kipp and D.K.J. Heylen (eds), Lecture Notes in Computer Science, volume 5509, Springer Verlag, Berlin, pp. 122-137, 2009 [pdf] [bibTeX] [e-prints] 

M. Schröder, E. Bevacqua, F. Eyben, H.J.A. Gunes, D.K.J. Heylen, M. ter Maat, S. Pammi, M. Pantic, C. Pelachaud, B. Schuller, E. de Sevin, M.F. Valstar and M. Wöllmer A Demonstration of Audiovisual Sensitive Artificial Listeners. in 4th International HUMAINE Association Conference on Affective Computing and Intelligent Interaction, volume 1, IEEE Computer Society, Amsterdam, pp. 263-264, 2009 [pdf] [bibTeX] [e-prints] 

B. van Straalen, D.K.J. Heylen, M. Theune and A. Nijholt Enhancing Embodied Conversational Agents with Social and Emotional Capabilities. in Agents for Games and Simulations, F. Dignum, J. Bradshaw, B. Silverman and W.A. van Doesburg (eds), Lecture Notes in Computer Science, volume 5920, Springer Verlag, Berlin, pp. 95-106, 2009 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, G.C. van der Veer, D.K.J. Heylen and A. Nijholt “Show me, how does it look now”: Remote Help-giving in Collaborative Design . in Proceedings of European Conference on Cognitive Ergonomics 2009, L. Norros (eds), ACM International Conference Proceeding Series, ACM, New York, pp. 1-4, 2009 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, D.K.J. Heylen, A. Nijholt and G.C. van der Veer Experiential Role of Artefacts in Cooperative Design. in Proceedings of the 4th International Conference on Communities & Technologies (C&T'09), J.M. Caroll (eds), ACM, New York, pp. 105-114, 2009 [pdf] [bibTeX] [e-prints] 

2008

Book Chapters

D.K.J. Heylen Listening Heads. pp. 241-259. In Modeling Communication with robots and virtual humans, I. Wachsmuth and G. Knoblich (eds), Springer Verlag, Berlin, 2008 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

E. Douglas-Cowie, R. Cowie, C. Cox, N. Amier and D.K.J. Heylen The Sensitive Artificial Listner: an induction technique for generating emotionally coloured conversation. in LREC Workshop on Corpora for Research on Emotion and Affect, L. Devillers, J.-C. Martin, R. Cowie, E. Douglas-Cowie and A. Batliner (eds), ELRA, Paris, France, pp. 1-4, 2008 [pdf] [bibTeX] [e-prints] 

J. Dral, D.K.J. Heylen and H.J.A. op den Akker Detecting uncertainty in spoken dialogues: the use of prosodic markers. in Sentiment analysis: emotion, metaphor, ontology and terminology, K. Ahmad (eds), ELRA, Paris, pp. 72-78, 2008 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, S. Kopp, S.C. Marsella, C. Pelachaud and H.H. Vilhjálmsson The Next Step towards a Function Markup Language. in Intelligent Virtual Agents 2008, H. Prendinger, J. Lester and M. Ishizuka (eds), Lecture Notes in Artificial Intelligence, volume 5208, Springer Verlag, Berlin, pp. 270-280, 2008 [pdf] [bibTeX] [e-prints] 

A. Nijholt, J.B.F. van Erp and D.K.J. Heylen BrainGain: BCI for HCI and Games. in Symposium Brain Computer Interfaces and Human Computer Interaction: A Convergence of Ideas at the AISB 2008 Convention "Communication, Interaction and Social Intelligence", S.J. Nasuto and F. Hwang (eds), The Society for the Study of Artificial Intelligence and Simulation of Behaviour, Brighton, UK, pp. 32-35, 2008 [pdf] [bibTeX] [e-prints] 

A. Nijholt, E.M.A.G. van Dijk and D.K.J. Heylen Multi-modal Behavioral Cues from Bodily Interaction in Ambient Entertainment Applications. in Symposium Measuring Player Experiences in Digital Games: Behaviour, Psychophysiology, and Brain-Based Indicators, at Measuring Behavior 2008, A.J. Spink, M.R. Ballintijn, N.D. Bogers, F. Grieco, L.W.S. Loijens, L.P.J.J. Noldus, G. Smit and P.H. Zimmerman (eds), Noldus, Wageningen, pp. 96-97, 2008 [pdf] [bibTeX] [e-prints] 

D. Reidsma, D.K.J. Heylen and H.J.A. op den Akker On the Contextual Analysis of Agreement Scores. in Proceedings of the LREC Workshop on Multimodal Corpora, J.-C. Martin, P. Paggio, M. Kipp and D.K.J. Heylen (eds), ELRA, Paris, France, pp. 52-55, 2008 [pdf] [bibTeX] [e-prints] 

M. Schröder, R. Cowie, D.K.J. Heylen, M. Pantic, C. Pelachaud and B. Schuller Towards responsive Sensitive Artificial Listeners. in Proceedings of the Fourth International Workshop on Human-Computer Conversation, University of Sheffield, Sheffield, UK, pp. 6, 2008 [pdf] [bibTeX] [e-prints] 

I.M.T. Swartjes, E.E. Kruizinga, M. Theune and D.K.J. Heylen Emergent Narrative and Late Commitment. in Proceedings of the Eight International Conference on Intelligent Virtual Agents, H. Prendinger, J. Lester and M. Ishizuka (eds), Lecture Notes in Artificial Intelligence, volume 5208/2008, Springer Verlag, Berlin, pp. 543-544, 2008 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, D.K.J. Heylen and A. Nijholt Designing Awareness Support for Distributed Cooperative Design Teams. in 15th European Conference on Cognitive Ergonomics, J. Jorge (eds), ACM, New York, pp. 23-26, 2008 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, D.K.J. Heylen and A. Nijholt Physicality and Cooperative Design. in 5th Joint Workshop on Machine Learning and Multimodal Interaction, A. Popescu-Belis (eds), volume 1, Springer Verlag, Berlin, pp. 325-336, 2008 [pdf] [bibTeX] [e-prints] 

2007

Journal Papers

R.W. Poppe, R.J. Rienks and D.K.J. Heylen Accuracy of head orientation perception in triadic situations: Experiment in a virtual environment. Perception, 36(7):971-979, 2007 [pdf] [bibTeX] [e-prints] 

D. Reidsma, H.J.A. op den Akker, R.J. Rienks, R.W. Poppe, A. Nijholt, D.K.J. Heylen and J. Zwiers Virtual Meeting Rooms: From Observation to Simulation. AI and Society, R. Fruchter, T. Nishida and D. Rosenberg (eds), 22(2):133-144, 2007 [pdf] [bibTeX] [e-prints] 

Book Chapters

H.J.A. op den Akker and D.K.J. Heylen Feedback Loops in Communication and Human Computing. pp. 215-233. In Artifical Intelligence for Human Computing, M. Pantic, A. Pentland, A. Nijholt and Thomas S. Huang (eds), Springer Verlag, Berlin, 2007 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, E. Bevacqua, M. Tellier and C. Pelachaud Searching for Prototypical Facial Feedback Signals. pp. 147-153. In Intelligent Virtual Agents, C. Pelachaud, J.-C. Martin, E. Andre, G. Chollet and D. Pelé (eds), Springer Verlag, Berlin, 2007 [pdf] [bibTeX] [e-prints] 

A.H. Hoekstra, H. Prendinger, N. Bee, D.K.J. Heylen and M. Ishizuka Highly Realistic 3D Presentation Agents with Visual Attention Capability. pp. 73-84. In Smart Graphics, Springer Verlag, Berlin, 2007 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

D.K.J. Heylen and H.J.A. op den Akker Computing Backchannel Distributions in Multi-Party Conversations. in Proceedings of the ACL Workshop on Embodied Language Processing, J. Cassell and D.K.J. Heylen (eds), volume W07-19, Association of Computational Linguistics, Prague, Czech Republic, pp. 17-24, 2007 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, A. Nijholt and M. Poel Generating Nonverbal Signals for a Sensitive Artificial Listener. in Verbal and Nonverbal Communication Behaviours, A.M. Esposito, M. Faunder-Zanny, E. Keller and M. Marinaro (eds), Lecture Notes in Computer Science, volume 4775, Springer Verlag, Berlin, pp. 264-274, 2007 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Multimodal Backchannel Generation for Conversational Agents. in Proceedings of the Workshop on Multimodal Output Generation, MOG 2007, I. van der Sluis, M. Theune, E. Reiter and E.J. Krahmer (eds), CTIT Workshop Proceedings, volume WP07-01, Centre for Telematics and Information Technology University of Twente, pp. 81-92, 2007 [pdf] [bibTeX] [e-prints] 

M. Poel, D.K.J. Heylen, A. van Breemen, A. Nijholt and M. Meulemans Gaze Behavior, Believability, Likability and the iCat. in Proceedings Sixth Workshop on Social Intelligence Design, A. Nijholt, O. Stock and T. Nishida (eds), CTIT Workshop Proceedings Series, volume WP07-02, Centre for Telematics and Information Technology University of Twente, Enschede, pp. 109-124, 2007 [pdf] [bibTeX] [e-prints] 

R.J. Rienks, A. Nijholt and D.K.J. Heylen Verbal behavior of the more and the less influential meeting participant. in Proceedings Workshop on Tagging, Mining and Retrieval of Human Related Activity Information, P. Barthelmess and E. Kaiser (eds), ACM, New York, pp. 2-9, 2007 [pdf] [bibTeX] [e-prints] 

D.M. Vyas, D.K.J. Heylen, A.P.W. Eliëns and A. Nijholt Experiencing-in-the-World : Using Pragmatist Philosophy to Design for Aesthetic Experience. in Proceedings of the 3rd International Conference on Designing for Users Experience, J.M. Kames and M. Novotny (eds), ACM Press, New York, pp. 1-16, 2007 [pdf] [bibTeX] [e-prints] 

2006

Journal Papers

D.K.J. Heylen Head gestures, gaze and the principles of conversational structure. International journal of Humanoid Robotics, 3(3):241-267, 2006 [pdf] [bibTeX] [e-prints] 

A. Nijholt, H.J.A. op den Akker and D.K.J. Heylen Meetings and Meeting Modeling in Smart Environments. AI and Society, 20(2):202-220, 2006 [pdf] [bibTeX] [e-prints] 

M. Theune, K. Meijs, D.K.J. Heylen and R.J.F. Ordelman Generating Expressive Speech for Storytelling Applications. IEEE transactions on audio, speech and language processing, G. Bailly, N. Campbell, W. Hamza, H. Hoge and T. Jianhua (eds), 14(4):1137-1144, 2006 [pdf] [bibTeX] [e-prints] 

Book Chapters

A. Nijholt, B. de Ruyter, D.K.J. Heylen and S. Privender Social User Interfaces. pp. 275-289. In True Visions: The Emergence of Ambient Intelligence, E. Aarts and P. Encarnação (eds), Springer Verlag, Berlin, 2006 [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

F.W. Fikkert, D.K.J. Heylen, E.M.A.G. van Dijk, A. Nijholt, J. Kuipers and A. Brugman Estimating the Gaze Point of a Student in a Driving Simulator. in International Conference on Advanced Learning Technologies (ICALT) - Technologies for Life-Long Learning, X. Kinshuk, R. Koper, P.A.M. Kommers, P. Kirschner, D.G. Sampson and W. Didderen (eds), volume 6, IEEE Computer Society, Los Alamitos, pp. 497-501, 2006 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, D. Reidsma and R.J.F. Ordelman Annotating State of Mind in Meeting Data. in Proc. of the LREC2006 Workshop on Corpora for Research on Emotion and Affect, L. Devillers, J.-C. Martin, R. Cowie and A. Batliner (eds), ELRA, Paris, pp. 84-87, 2006 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, A. Nijholt and D. Reidsma Determining what people feel and think when interacting with humans and machines. in First California Conference on Recent Advances in Engineering Mechanics, J. Kreiner and C. Putcha (eds), California State University, Fullerton, CA, pp. 1-6, 2006 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Facial displays, emotional expressions and conversational acts. in Cybernetics and Systems, R. Trappl (eds), volume 2, Austrian Society for Cybernetic Studies, Vienna, pp. 625-630, 2006 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Investigating mind markers in design meetings. in Group Decision and Negotiation 2006, Universitätsverlag Karlsruhe, Karlsruhe, pp. 132-134, 2006 [pdf] [bibTeX] [e-prints] 

D. Reidsma, D.K.J. Heylen and R.J.F. Ordelman Annotating Emotions in Meetings. in Proc. of the fifth international conference on Language Resources and Evaluation, LREC 2006, ELRA, Paris, pp. 1117-1122, 2006 [pdf] [bibTeX] [e-prints] 

R.J. Rienks and D.K.J. Heylen Automatic Dominance Detection in Meetings using easily obtainable features. in Revised Selected Papers of the 2nd Joint Workshop on Multimodal Interaction and Related Machine Learning Algorithms MLMI 2005, H. Bourlard and S. Renals (eds), Lecture Notes in Computer Science, volume 3869, Springer Verlag, Berlin, pp. 76-86, 2006 [pdf] [avi] [bibTeX] [e-prints] 

M. Schröder, D.K.J. Heylen and I. Poggi Perception of non-verbal emotional listener feedback. in Speech Prosody 2006, R. Hoffmann and H. Mixdorff (eds), Studientexte zur Sprachkommunication, volume 40, TUDpress, Dresden, pp. 43-46, 2006 [pdf] [bibTeX] [e-prints] 

A.T. Verbree, R.J. Rienks and D.K.J. Heylen Dialogue-act tagging using smart feature selection: results on multiple corpora. in First International IEEE Workshop on Spoken Language Technology SLT 2006, B. Raorke (eds), IEEE Computer Society, Palm Beach, pp. 70-73, 2006 [pdf] [bibTeX] [e-prints] 

A.T. Verbree, R.J. Rienks and D.K.J. Heylen First Steps Towards the Automatic Construction of Argument-Diagrams from Real Discussions. in Proceedings of the in 1st International Conference on Computational Models of Argument, P. Dunne and T.J.E. Bench-Capon (eds), Frontiers in Artificial Intelligence and Applications, volume 144, IOS Press, Liverpool, UK., pp. 183-194, 2006 [pdf] [bibTeX] [e-prints] 

2005

Journal Papers

D.K.J. Heylen, A. Nijholt and H.J.A. op den Akker Affect in Tutoring Dialogues. Applied Artificial Intelligence (special issue on Educational Agents - Beyond Virtual Tutors), 19(3-4):287-310, 2005 [pdf] [bibTeX] [e-prints] 

Book Chapters

D.K.J. Heylen, I. van Es, A. Nijholt and E.M.A.G. van Dijk Controlling the Gaze of Conversational Agents. pp. 245-262. In Natural, Intelligent and Effective Interaction in Multimodal Dialogue Systems, J. van Kuppevelt, L. Dybkjær and N.O. Bernsen (eds), Kluwer Academic Publishers, 2005 [pdf] [bibTeX] [e-prints] 

M. Theune, D.K.J. Heylen and A. Nijholt Generating Embodied Information Presentations. pp. 47-69. In Multimodal Intelligent Information Presentation, O. Stock and M. Zancanaro (eds), Kluwer Academic Publishers, 2005 [pdf] [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

T.D. Bui, D.K.J. Heylen, A. Nijholt and M. Poel On combining the facial movements of a talking head. in Proceedings Measuring Behavior 2005, 5th International Conference on Methods and Techniques in Behavioral Research, Wageningen, L.P.J.J. Noldus, F. Grieco, L.W.S. Loijens and P.H. Zimmerman (eds), Noldus Information Technology, Wageningen, pp. 19-24, 2005 [pdf] [bibTeX] [e-prints] 

E.M.A.G. van Dijk, A. Nijholt and D.K.J. Heylen Annotating and measuring meeting behavior. in Proceedings of Measuring Behavior 2005, the 5th International Conference on Methods and Techniques in Behavioral Research, L.P.J.J. Noldus, F. Grieco, L.W.S. Loijens and P.H. Zimmerman (eds), Noldus Information Technology, Wageningen, pp. 135-136, 2005 [pdf] [bibTeX] [e-prints] 

M. Ghijsen, D.K.J. Heylen, A. Nijholt and H.J.A. op den Akker Facial Affect Displays during Tutoring Sessions. in Presented at Affective Interactions: The Computer in the Affective Loop. Workshop at IUI 2005: International Conference on Intelligent User Interfaces, San Diego, CA, USA, 2005 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen A closer look at gaze. in Creating Bonds with Embodied Conversational Agents, C. Pelachaud, E. Andre, S. Kopp and Z.M. Ruttkay (eds), University of Utrecht, pp. 3-9, 2005 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen Challenges Ahead: Head movements and other social acts during conversations. in Proceedings of the Joint Symposium on Virtual Social Agents, L. Halle, P. Wallis, S. Woods, S. Marsella, C. Pelachaud and D.K.J. Heylen (eds), The Society for the Study of Artificial Intelligence and the Simulation of Behaviour, pp. 45-52, 2005 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, M. Ghijsen, A. Nijholt and H.J.A. op den Akker Facial Signs of Affect During Tutoring Sessions. in Affective Computing and Intelligent Interaction - First International Conference, ACII 2005, J. Tao, T. Tan and R. Picard (eds), Lecture notes in Computer Science, volume 3748, Springer Verlag, Berlin, pp. 24-31, 2005 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen and S.C. Marsella Theme Preface: Mind Minding Agents. in Proceedings of the Joint Symposium on Virtual Social Agents, L. Halle, D.K.J. Heylen, S. Marsella, C. Pelachaud, P. Wallis and S. Woods (eds), The Society for the Study of Artificial Intelligence and the simulation of behavior, pp. 153-154, 2005 [pdf] [bibTeX] [e-prints] 

K.M. Oinonen, M. Theune, A. Nijholt and D.K.J. Heylen Getting the story right: making computer-generated stories more entertaining. in International Conference on INtelligent TEchnologies for interactive enterTAINment (INTETAIN 2005), Lecture Notes in Computer Science, volume 3814, Springer-Verlag, pp. 267-271, 2005 [pdf] [bibTeX] [e-prints] 

R.W. Poppe, D.K.J. Heylen, A. Nijholt and M. Poel Towards real-time body pose estimation for presenters in meeting environments. in Proceedings of the International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision’2005 (WSCG’2005), Science Press, pp. 41-44, 2005 [pdf] [bibTeX] [e-prints] 

D. Reidsma, H.J.A. op den Akker, R.J. Rienks, R.W. Poppe, A. Nijholt, D.K.J. Heylen and J. Zwiers Virtual Meeting Rooms: From Observation to Simulation. in Proceedings Social Intelligence Design 2005, R. Fruchter (eds), Stanford University, pp. 15, 2005 [pdf] [pdf] [bibTeX] [e-prints] 

R.J. Rienks, D.K.J. Heylen and E. van der Weijden Argument Diagramming of Meeting Conversations. in Multimodal Multiparty Meeting Processing, Workshop at the 7th International Conference on Multimodal Interfaces (ICMI), A. Vinciarelli and J-M. Odobez (eds), pp. 85-92, 2005 [pdf] [pdf] [bibTeX] [e-prints] 

R.J. Rienks, R.W. Poppe, A. Nijholt, D.K.J. Heylen and N. Jovanović Multi-party Interaction in a Virtual Meeting Room. in Proceedings of Measuring Behavior 2005, the 5th International Conference on Methods and Techniques in Behavioral Research, L.P.J.J. Noldus, F. Grieco, L.W.S. Loijens and P.H. Zimmerman (eds), Noldus Information Technology, Wageningen, pp. 141-144, 2005 [pdf] [doc] [bibTeX] [e-prints] 

Misc

D. Reidsma, D.K.J. Heylen and R.J.F. Ordelman Affect in Meeting Interaction. Poster at MLMI 2005, Edinburgh, Schotland, July 12 2005, 2005 [jpg] [bibTeX]

R.J. Rienks and D.K.J. Heylen Dominance Detection in Meetings. Presentation, Edinburgh, Schotland, July 11 2005, 2005 [ppt] [bibTeX]

2004

Contributions to Proceedings

T.D. Bui, D.K.J. Heylen and A. Nijholt Building embodied agents that experience and express emotions. in Proceedings 17th annual conference on Computer Animation and Social Agents (CASA2004), N. Magnenat-Thalmann, C. Joslin and H.S. Kim (eds), Computer Graphics Society, Geneva, pp. 27-34, 2004 [pdf] [bibTeX] [e-prints] 

T.D. Bui, D.K.J. Heylen and A. Nijholt Combination of facial movements on a 3D talking head. in Proceedings Computer Graphics International 2004 (CGI 2004), P. Trahanias and S. Orphanoudakis (eds), IEEE Computer Society, Los Alamitos, pp. 284-291, 2004 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, M. Vissers, H.J.A. op den Akker and A. Nijholt Affective feedback in a tutoring system for procedural tasks. in ISCA Workshop on Affective Dialogue Systems, E. Andre, L. Dybkjær, W. Minker and P. Heisterkamp (eds), Lecture Notes in Computer Science, volume 3068, Springer Verlag, Berlin, pp. 244-253, 2004 [pdf] [bibTeX] [e-prints] 

A. Nijholt, H.J.A. op den Akker and D.K.J. Heylen Meetings and meeting modeling in smart surroundings. in Social Intelligence Design. Proceedings third international workshop, A. Nijholt and T. Nishida (eds), CTIT-Series, volume WP-04-02, CTIT, Enschede, pp. 145-158, 2004 [pdf] [bibTeX] [e-prints] 

M. Poel, H.J.A. op den Akker, D.K.J. Heylen and A. Nijholt Emotion based Agent Architectures for Tutoring Systems: The INES Architecture. in Cybernetics and Systems 2004. Workshop on Affective Computational Entities (ACE 2004), R. Trappl (eds), Austria Society of Cybernetic Studies, Vienna, pp. 663-667, 2004 [pdf] [bibTeX] [e-prints] 

M. Theune, S. Rensen, H.J.A. op den Akker, D.K.J. Heylen and A. Nijholt Emotional characters for automatic plot creation. in TIDSE 2004: Technologies for Interactive Digital Storytelling and Entertainment, S. Göbel, U. Spierling, A. Hoffmann, I. Iurgel, O. Schneider, J. Dechau and A. Feix (eds), Lecture Notes in Computer Science, volume 3105, Springer Verlag, Berlin, pp. 95-100, 2004 [pdf] [pdf] [bibTeX] [e-prints] 

Misc

R.W. Poppe, D.K.J. Heylen, A. Nijholt and M. Poel Towards real-time pose estimation for presenters in meeting environments. Poster, MLMI'04, Martigny, June 12 2004, 2004 [bibTeX]

2003

Journal Papers

A. Nijholt, G. Scollo and D.K.J. Heylen Algebraic methods in language processing: Editorial. Theoretical Computer Science, A. Nijholt, G. Scollo and D.K.J. Heylen (eds), 293(2):237-241, 2003 [pdf] [bibTeX] [e-prints] 

Book Chapters

M. Hospers, E. Kroezen, A. Nijholt, H.J.A. op den Akker and D.K.J. Heylen An agent-based intelligent tutoring system for nurse education. pp. 143-159. In Applications of Software Agent Technology in the Health Care Domain, J. Nealon and A. Moreno (eds), Birkhauser Publishing Ltd, Basel, Switzerland, 2003 [bibTeX] [e-prints] 

Contributions to Proceedings

T.H. Bui, D.K.J. Heylen, M. Poel and A. Nijholt Automatic face morphing for transferring facial animation. in Proceedings of the 6th IASTED International Conference on Computers, Graphics, and Imaging (CGIM 2003), M.H. Hamza (eds), ACTA Press, Anaheim/Calgary/Zurich, pp. 19-24, 2003 [pdf] [bibTeX] [e-prints] 

T.D. Bui, D.K.J. Heylen, A. Nijholt and M. Poel Exporting vector muscles for facial animation. in Smart Graphics 2003. Third International Symposium, A. Butz, A. Krüger and P. Olivier (eds), Lecture Notes in Computer Science, volume 2733, Springer Verlag, Berlin, pp. 251-260, 2003 [pdf] [bibTeX] [e-prints] 

T.D. Bui and D.K.J. Heylen How an Emotional Agent Acts in a Multi-Agent Environment. in Second International Conference on Computational Intelligence, Robotics and Autonomous Systems, December 15 2003, Singapore, 2003 [bibTeX]

T.D. Bui, D.K.J. Heylen and A. Nijholt Improvements on a simple muscle-based 3D face for realistic facial expressions. in Proceedings 16th International Conference on Computer Animation and Social Agents (CASA'2003), N. Badler and D. Thalmann (eds), IEEE Computer Society, Los Alamitos, pp. 33-40, 2003 [pdf] [bibTeX] [e-prints] 

G.J. Burghouts, H.J.A. op den Akker, D.K.J. Heylen, M. Poel and A. Nijholt An Action Selection Architecture for an Emotional Agent. in Recent Advances in Artificial Intelligence. Proceedings of the 16th International FLAIRS, I. Russell and S. Haller (eds), AAAI Press, Menlo Park, CA, USA, pp. 293-297, 2003 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, A. Nijholt, B. Stronks and P.E. van der Vet Designing friends. in Proceedings Social Intelligence Design (SID 2003), D. Rosenberg (eds), Royal Holloway University of London, London, pp. 7, 2003 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, A. Nijholt, H.J.A. op den Akker and M. Vissers Socially Intelligent Tutor Agents. in Proceedings Intelligent Virtual Agents (IVA 2003), R.S. Aylett, D. Ballin and T. Rist (eds), Lecture Notes in Artificial Intelligence, volume 2792, Springer Verlag, Berlin, pp. 341-347, 2003 [pdf] [bibTeX] [e-prints] 

M. Hospers, E. Kroezen, A. Nijholt, H.J.A. op den Akker and D.K.J. Heylen Developing a Generic Agent-based Intelligent Tutoring System. in 3rd IEEE International Conference on Advanced Learning Technologies (ICALT 2002), V. Devedzic, J.M. Spector, D.G. Sampson and X. Kinshuk (eds), IEEE Computer Society, Los Alamitos, pp. 443-443, 2003 [pdf] [bibTeX] [e-prints] 

M. Theune, S. Faas, D.K.J. Heylen and A. Nijholt The virtual storyteller: Story creation by intelligent agents. in TIDSE 2003: Technologies for Interactive Digital Storytelling and Entertainment, S. Göbel, N. Braun, U. Spierling, J. Dechau and H. Diener (eds), Fraunhofer IRB Verlag, Darmstadt, pp. 204-215, 2003 [pdf] [pdf] [bibTeX] [e-prints] 

Reports

M. Hospers, E. Kroezen, A. Nijholt, H.J.A. op den Akker and D.K.J. Heylen An Agent-based Intelligent Tutoring System for Nurse Education. Technical Report, TR-CTIT-03-18, Enschede, Centre for Telematics and Information Technology University of Twente, 2003 [pdf] [bibTeX] [e-prints] 

2002

Journal Papers

A. Nijholt and D.K.J. Heylen Multimodal communication in inhabited virtual environments. International journal of speech technology, 5(4):343-354, 2002 [pdf] [bibTeX] [e-prints] 

M. Theune, S. Faas, A. Nijholt and D.K.J. Heylen The Virtual Storyteller. ACM SIGGROUP Bulletin, W. Prinz (eds), 23(2):20-21, 2002 [pdf] [pdf] [bibTeX] [e-prints] 

Contributions to Proceedings

T.D. Bui, D.K.J. Heylen, M. Poel and A. Nijholt ParleE: An adaptive plan-based event appraisal model of emotions. in KI 2002: Advances in Artificial Intelligence, M. Jarke, J. Koehler and G. Lakemeyer (eds), Lecture Notes in Computer Science, volume 2479, Springer Verlag, Berlin, pp. 129-143, 2002 [pdf] [bibTeX] [e-prints] 

I. van Es, D.K.J. Heylen, E.M.A.G. van Dijk and A. Nijholt Gaze Behavior of Talking Faces Makes a Difference. in Proceedings CHI 2002: Changing the World, Changing Ourselves, L. Terveen and D. Wixon (eds), ACM Press, New York, pp. 734-735, 2002 [pdf] [bibTeX] [e-prints] 

I. van Es, D.K.J. Heylen, E.M.A.G. van Dijk and A. Nijholt Making Agents Gaze Naturally. Does it work?. in Proceedings AVI 2002: Advanced Visual Interfaces, M. De Marsico, S. Levialdi and E. Panizzi (eds), ITC/irst, Trento, pp. 357-358, 2002 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, I. van Es, A. Nijholt and E.M.A.G. van Dijk Experimenting with the Gaze of a Conversational Agent. in Proceedings International CLASS Workshop on Natural, Intelligent and Effective Interaction in Multimodal Dialogue Systems, J. van Kuppevelt, L. Dybkjær and N.O. Bernsen (eds), EU CLASS, Copenhagen, pp. 93-100, 2002 [pdf] [bibTeX] [e-prints] 

B. Stronks, A. Nijholt, P.E. van der Vet and D.K.J. Heylen Designing for friendship: Becoming friends with your ECA. in Proceedings Embodied conversational agents - let's specify and evaluate them!, A. Marriott, C. Pelachaud, T. Rist, Z.M. Ruttkay and H.H. Vilhjálmsson (eds), AMAAS, Bologna, pp. 91-96, 2002 [pdf] [bibTeX] [e-prints] 

B. Stronks, A. Nijholt, P.E. van der Vet and D.K.J. Heylen Friendship Relations with Embodied Conversational Agents: Integrating Social Psychology in ECA Design. in Proc. CHI 02 Workshop Philosophy and Design of Socially Adept Technologies. Report NRC 44918. Minneapolis, USA, S. Marsh, J.F. Meech, L. Nowell and K. Dautenhahn (eds), Report NRC 44918, National Research Council Canada, Toronto, pp. 25-28, 2002 [pdf] [bibTeX] [e-prints] 

M. Theune, S. Faas, A. Nijholt and D.K.J. Heylen The Virtual Storyteller: story creation by intelligent agents. in Workshop on Storytelling in Collaborative Virtual Environments at ACM Collaborative Virtual Environments (CVE) 2002. (Electronic) position paper, Bonn, Germany, 2002 [pdf] [bibTeX]

2001

Contributions to Proceedings

T.D. Bui, D.K.J. Heylen, M. Poel and A. Nijholt Generation of facial expressions from emotion using a fuzzy rule based system. in Proceedings 14th Australian Joint Conference on Artificial Intelligence (AI 2001), M. Stumptner, D. Corbett and M. Brooks (eds), Lecture Notes in Artificial Intelligence, volume 2256, Springer Verlag, Berlin, pp. 83-94, 2001 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen and A. Nijholt Designing and Implementing Embodied Agents: Learning from Experience. in Proceedings Multimodal Communication and Context in Embodied Agents. Workshop at 5th International Conference on Autonomous Agents (Agents 2001), C. Pelachaud and I. Poggi (eds), AMAAS, Montreal, pp. 77-82, 2001 [pdf] [bibTeX] [e-prints] 

D.K.J. Heylen, A. Nijholt and M. Poel Embodied agents in virtual environments: The Aveiro project. in Proceedings European Symposium on Intelligent Technologies, Hybrid Systems and their implementation on Smart Adaptive Systems. Also: Electronic proceedings Eunite 2001, CD-Rom of the European Network on Intelligent Technologies for Smart Adaptive Systems, K. Leiviska (eds), NoE Eunite, Aachen, pp. 7, 2001 [pdf] [bibTeX] [e-prints] 

2000

Contributions to Proceedings

A. Nijholt, D.K.J. Heylen and R.P.H. Vertegaal Inhabited interfaces: Attentive conversational agents that help. in Proceedings 3rd International Conference on Disability, Virtual Reality and Associated Technologies - ICDVRAT 2000, P. Sharkey, A. Cesarani, L. Pugnetti and A. Rizzo (eds), University of Reading, Reading, UK, pp. 225-454, 2000 [bibTeX] [e-prints] 

Misc

D.K.J. Heylen Communicatie met Agents in e-commerce en Entertainment omgevingen. Talk, 2000 [bibTeX]

PUBLICATIONS (5) as EDITOR:[Top] [Promotor] [Assistent-Promotor] [Author] 

2009

Books

Multimodal Corpora: From Models of Natural Interaction to Systems and Applications, M. Kipp, J.-C. Martin, P. Paggio and D.K.J. Heylen (eds), Lecture Notes in Computer Science, Vol: 5509. Springer Verlag, London, pp. 223, 2009 [bibTeX[e-prints] 

Affective Brain-Computer Interfaces, C. Mühl, D.K.J. Heylen and A. Nijholt (eds), ACII 2009 Proceedings, Vol: 2. IEEE Computer Society, Los Alamitos, pp. 131, 2009 [pdf] [bibTeX[e-prints] 

2000

Books

Algebraic Methods in Language Processing, D.K.J. Heylen, A. Nijholt and G. Scollo (eds), Twente Workshop on Language Technology, Vol: 16. University of Twente, Enschede, pp. 274, 2000 [bibTeX[e-prints] 

Learning to Behave: Internalising Knowledge, K. Jokinen, A. Nijholt and D.K.J. Heylen (eds), Twente Workshop on Language Technology, Vol: 18. University of Twente, Enschede, pp. 221, 2000 [pdf] [bibTeX[e-prints] 

Learning to Behave: Interacting Agents, A. Nijholt, D.K.J. Heylen and K. Jokinen (eds), Twente Workshop on Language Technology, Vol: 17. University of Twente, Enschede, pp. 205, 2000 [bibTeX[e-prints] 

PUBLICATIONS (5) as PROMOTOR[Top] [Assistent-Promotor] [Author] [Editor] 

2016

Dissertations (Promotor)

M. Bruijnes Believable Suspect Agents: Response and Interpersonal Style Selection for an Artificial Suspect . PhD Thesis, University of Twente, October 07 2016, Centre for Telematics and Information Technology, University of Twente, Enschede, Pages: 186, Promotors: D.K.J. Heylen, Ass. Promotors: H.J.A. op den Akker, 2016 [pdf] [bibTeX] [e-prints] 

A.M. Moreno Celleri From traditional to interactive playspaces: Automatic analysis of player behavior in the interactive tag playground. PhD Thesis, University of Twente, April 21 2016, Centre for Telematics and Information Technology, University of Twente , Enschede, The Netherlands, Pages: 142, Promotors: D.K.J. Heylen, Ass. Promotors: R.W. Poppe, 2016 [pdf] [bibTeX] [e-prints] 

2015

Dissertations (Promotor)

B. van Straalen A Cognitive Approach to Modeling Bad News Conversations. PhD Thesis, Univ. of Twente, May 20 2015, Centre for Telematics and Information Technology, University of Twente , Enschede, Pages: 234, Promotors: A. Nijholt and D.K.J. Heylen, Ass. Promotors: M. Theune, 2015 [pdf] [bibTeX] [e-prints] 

2013

Dissertations (Promotor)

I.A. de Kok Listening Heads. PhD Thesis, University of Twente, September 12 2013, Twente University Press, Enschede, Pages: 146, Promotors: D.K.J. Heylen and A. Nijholt, 2013 [pdf] [bibTeX] [e-prints] 

2012

Dissertations (Promotor)

C. Mühl Toward affective brain-computer interfaces : exploring the neurophysiology of affect during human media interaction. PhD Thesis, Univ. of Twente, June 01 2012, Centre for Telematics and Information Technology, University of Twente , Enschede, Pages: 186, Promotors: A. Nijholt and D.K.J. Heylen, 2012 [pdf] [bibTeX] [e-prints] 

PUBLICATIONS (4) as ASSISTENT PROMOTOR[Top] [Promotor] [Author] [Editor] 

2011

Dissertations (Assistent Promotor)

D.M. Vyas Designing for Awareness: An Experience-focused HCI Perspective. PhD Thesis, University of Twente, February 18 2011, Centre for Telematics and Information Technology University of Twente, Enschede, Pages: 212, Promotors: A. Nijholt and G.C. van der Veer, Ass. Promotors: D.K.J. Heylen, 2011 [pdf] [bibTeX] [e-prints] 

M. ter Maat Response Selection and Turn-taking for a Sensitive Artificial Listening Agent. PhD Thesis, University of Twente, November 30 2011, Twente University Press, Enschede, Pages: 119, Promotors: A. Nijholt, Ass. Promotors: D.K.J. Heylen, 2011 [pdf] [bibTeX] [e-prints] 

2007

Dissertations (Assistent Promotor)

R.J. Rienks Meetings in smart environments. Implications of progressing technology. PhD Thesis, University of Twente, July 11 2007, Pages: 201, Promotors: A. Nijholt, Ass. Promotors: D.K.J. Heylen, 2007 [pdf] [bibTeX] [e-prints] 

2004

Dissertations (Assistent Promotor)

T.D. Bui Creating Emotions and Facial Expressions for Embodied Agents. PhD Thesis, University of Twente, July 01 2004, Taaluitgeverij Neslia Paniculata, Enschede, Pages: 223, Promotors: A. Nijholt, Ass. Promotors: D.K.J. Heylen, 2004 [pdf] [bibTeX] [e-prints]