Dirk Heylen

Ronald Poppe, Khiet P. Truong, Dirk Heylen: Perceptual evaluation of backchannel strategies for artificial listeners. Autonomous Agents and Multi-Agent Systems 27(2): 235-253 (2013)

Gijs Huisman, Marco van Hout, Elisabeth van Dijk, Thea van der Geest, Dirk Heylen: LEMtool: measuring emotions in visual interfaces. CHI 2013: 351-360

Iwan de Kok, Dirk Heylen: Analyzing nonverbal listener responses using parallel recordings of multiple listeners. Cognitive Processing 13(2) (2012)

Alessandro Vinciarelli, Maja Pantic, Dirk Heylen, Catherine Pelachaud, Isabella Poggi, Francesca D'Errico, Marc Schröder: Bridging the Gap between Social Animal and Unsocial Machine: A Survey of Social Signal Processing. T. Affective Computing 3(1): 69-87 (2012)

Marc Schröder, Elisabetta Bevacqua, Roddy Cowie, Florian Eyben, Hatice Gunes, Dirk Heylen, Mark ter Maat, Gary McKeown, Sathish Pammi, Maja Pantic, Catherine Pelachaud, Björn Schuller, Etienne de Sevin, Michel François Valstar, Martin Wöllmer: Building Autonomous Sensitive Artificial Listeners. T. Affective Computing 3(2): 165-183 (2012)

Alejandro Moreno, Robby van Delden, Dennis Reidsma, Ronald Poppe, Dirk Heylen: An Annotation Scheme for Social Interaction in Digital Playgrounds. ICEC 2012: 85-99

Khiet P. Truong, Dirk Heylen: Measuring prosodic alignment in cooperative task-based conversations. INTERSPEECH 2012

Angelo Cafaro, Hannes Högni Vilhjálmsson, Timothy W. Bickmore, Dirk Heylen, Kamilla R. Johannsdottir, Gunnar Steinn Valgarðsson: First Impressions: Users' Judgments of Virtual Agents' Personality and Interpersonal Attitude in First Encounters. IVA 2012: 67-80

Iwan de Kok, Dirk Heylen: Integrating Backchannel Prediction Models into Embodied Conversational Agents. IVA 2012: 268-274

Ronald Poppe, Mark ter Maat, Dirk Heylen: Online Behavior Evaluation with the Switching Wizard of Oz. IVA 2012: 486-488

Dirk Heylen, Rieks op den Akker, Mark ter Maat, Paolo Petta, Stefan Rank, Dennis Reidsma, Job Zwiers: On the Nature of Engineering Social Artificial Companions. Applied Artificial Intelligence 25(6): 549-574 (2011)

Mark ter Maat, Khiet P. Truong, Dirk Heylen: How Agents' Turn-Taking Strategies Influence Impressions and Response Behaviors. Presence 20(5): 412-430 (2011)

Christian Mühl, Egon L. van den Broek, Anne-Marie Brouwer, Femke Nijboer, Nelleke C. van Wouwe, Dirk Heylen: Multi-modal Affect Induction for Affective Brain-Computer Interfaces. ACII (1) 2011: 235-245

Christian Mühl, Anton Nijholt, Brendan Z. Allison, Stephen Dunne, Dirk Heylen: Affective Brain-Computer Interfaces (aBCI 2011). ACII (2) 2011: 435

Iwan de Kok, Dirk Heylen: When Do We Smile? Analysis and Modeling of the Nonverbal Context of Listener Smiles in Conversation. ACII (1) 2011: 477-486

Marc Schröder, Sathish Pammi, Hatice Gunes, Maja Pantic, Michel François Valstar, Roddy Cowie, Gary McKeown, Dirk Heylen, Mark ter Maat, Florian Eyben, Björn Schuller, Martin Wöllmer, Elisabetta Bevacqua, Catherine Pelachaud, Etienne de Sevin: Come and have an emotional workout with sensitive artificial listeners! FG 2011: 646

Khiet P. Truong, Ronald Poppe, Iwan de Kok, Dirk Heylen: A Multimodal Analysis of Vocal and Visual Backchannels in Spontaneous Dialogs. INTERSPEECH 2011: 2973-2976

Elisabetta Bevacqua, Florian Eyben, Dirk Heylen, Mark ter Maat, Sathish Pammi, Catherine Pelachaud, Marc Schröder, Björn Schuller, Etienne de Sevin, Martin Wöllmer: Interacting with Emotional Virtual Agents. INTETAIN 2011: 243-245

Ronald Poppe, Khiet P. Truong, Dirk Heylen: Backchannels: Quantity, Type and Timing Matters. IVA 2011: 228-239

Iwan de Kok, Dirk Heylen: Appropriate and Inappropriate Timing of Listener Responses from Multiple Perspectives. IVA 2011: 248-254

Mark ter Maat, Dirk Heylen: Flipper: An Information State Component for Spoken Dialogue Systems. IVA 2011: 470-472

Maja Pantic, Roderick Cowie, Francesca D'Errico, Dirk Heylen, Marc Mehu, Catherine Pelachaud, Isabella Poggi, Marc Schröder, Alessandro Vinciarelli: Social Signal Processing: The Research Agenda. Visual Analysis of Humans 2011: 511-538

Anton Nijholt, Marco Pasch, Betsy van Dijk, Dennis Reidsma, Dirk Heylen: Observations on Experience and Flow in Movement-Based Interaction. Whole Body Interaction 2011: 101-119

Bram van de Laar, Boris Reuderink, Danny Plass-Oude Bos, Dirk Heylen: Evaluating User Experience of Actual and Imagined Movement in BCI Gaming. IJGCMS 2(4): 33-47 (2010)

Rutger Rienks, Ronald Poppe, Dirk Heylen: Differences in head orientation behavior for speakers and listeners: An experiment in a virtual environment. TAP 7(1) (2010)

Iwan de Kok, Dirk Heylen: The MultiLis Corpus - Dealing with Individual Differences in Nonverbal Listening Behavior. COST 2102 Training School 2010: 362-375

Danny Plass-Oude Bos, Boris Reuderink, Bram van de Laar, Hayrettin Gürkök, Christian Mühl, Mannes Poel, Dirk Heylen, Anton Nijholt, Hayrettin Gürkök, Christian Mühl: Human-Computer Interaction for BCI Games: Usability and User Experience. CW 2010: 277-281

Tineke Klamer, Somaya Ben Allouch, Dirk Heylen: "Adventures of Harvey" - Use, Acceptance of and Relationship Building with a Social Robot in a Domestic Environment. HRPR 2010: 74-82

Dhaval Vyas, Anton Nijholt, Dirk Heylen, Alexander Kröner, Gerrit C. van der Veer: Remarkable objects: supporting collaboration in a creative environment. UbiComp 2010: 37-40

Iwan de Kok, Derya Ozkan, Dirk Heylen, Louis-Philippe Morency: Learning and evaluating response prediction models using parallel listener consensus. ICMI-MLMI 2010: 3

Khiet P. Truong, Dirk Heylen: Disambiguating the functions of conversational sounds with prosody: the case of 'yeah'. INTERSPEECH 2010: 2554-2557

Khiet P. Truong, Ronald Poppe, Dirk Heylen: A rule-based backchannel prediction model using pitch and pause information. INTERSPEECH 2010: 3058-3061

Ronald Poppe, Khiet P. Truong, Dennis Reidsma, Dirk Heylen: Backchannel Strategies for Artificial Listeners. IVA 2010: 146-158

Mark ter Maat, Khiet P. Truong, Dirk Heylen: How Turn-Taking Strategies Influence Users' Impressions of an Agent. IVA 2010: 441-453

Danny Plass-Oude Bos, Boris Reuderink, Bram van de Laar, Hayrettin Gürkök, Christian Mühl, Mannes Poel, Anton Nijholt, Dirk Heylen: Brain-Computer Interfacing and Games. Brain-Computer Interfaces 2010: 149-178

Michael Kipp, Jean-Claude Martin, Patrizia Paggio, Dirk Heylen (Eds.): Multimodal Corpora - From Models of Natural Interaction to Systems and Applications. Lecture Notes in Computer Science 5509, Springer 2009, isbn 978-3-642-04792-3

Mannes Poel, Dirk Heylen, Anton Nijholt, M. Meulemans, Albert J. N. van Breemen: Gaze behaviour, believability, likability and the iCat. AI Soc. 24(1): 61-73 (2009)

Bart van Straalen, Dirk Heylen, Mariët Theune, Anton Nijholt: Enhancing Embodied Conversational Agents with Social and Emotional Capabilities. AGS 2009: 95-106

Dhaval Vyas, Dirk Heylen, Anton Nijholt, Gerrit C. van der Veer: Experiential role of artefacts in cooperative design. C&T 2009: 105-114

Mark ter Maat, Dirk Heylen: Generating Simple Conversations. COST 2102 Training School 2009: 92-101

Dhaval Vyas, Gerrit C. van der Veer, Anton Nijholt, Dirk Heylen: "Show me, how does it look now": remote help-giving in collaborative design. ECCE 2009: 12

Dhaval Vyas, Dirk Heylen, Anton Nijholt: Collaborative Practices that Support Creativity in Design. ECSCW 2009: 151-170

Iwan de Kok, Dirk Heylen: Multimodal end-of-turn prediction in multi-party meetings. ICMI 2009: 91-98

Dhaval Vyas, Gerrit C. van der Veer, Dirk Heylen, Anton Nijholt: Space as a Resource in Creative Design Practices. INTERACT (2) 2009: 169-172

Dirk Heylen: Understanding speaker-listener interactions. INTERSPEECH 2009: 2151-2154

Mark ter Maat, Dirk Heylen: Turn Management or Impression Management? IVA 2009: 467-473

Dennis Reidsma, Dirk Heylen, Rieks op den Akker: On the Contextual Analysis of Agreement Scores. Multimodal Corpora 2009: 122-137

Dirk Heylen, Mannes Poel, Anton Nijholt: Using the iCat as Avatar in Remote Meetings. COST 2102 School (Vietri) 2008: 60-66

Mark ter Maat, Dirk Heylen: Using Context to Disambiguate Communicative Signals. COST 2102 School (Vietri) 2008: 67-74

Dhaval Vyas, Dirk Heylen, Anton Nijholt, Gerrit C. van der Veer: Designing awareness support for distributed cooperative design teams. ECCE 2008: 6

Dirk Heylen, Stefan Kopp, Stacy Marsella, Catherine Pelachaud, Hannes Högni Vilhjálmsson: The Next Step towards a Function Markup Language. IVA 2008: 270-280

Ivo Swartjes, Edze Kruizinga, Mariët Theune, Dirk Heylen: Emergent Narrative and Late Commitment. IVA 2008: 543-544

Dhaval Vyas, Dirk Heylen, Anton Nijholt: Physicality and Cooperative Design. MLMI 2008: 325-337

Dennis Reidsma, Rieks op den Akker, Rutger Rienks, Ronald Poppe, Anton Nijholt, Dirk Heylen, Job Zwiers: Virtual meeting rooms: from observation to simulation. AI Soc. 22(2): 133-144 (2007)

Rieks op den Akker, Dirk Heylen: Feedback Loops in Communication and Human Computing. Artifical Intelligence for Human Computing 2007: 215-233

Dirk Heylen, Anton Nijholt, Mannes Poel: Generating Nonverbal Signals for a Sensitive Artificial Listener. COST 2102 Workshop (Vietri) 2007: 264-274

Dhaval Vyas, Dirk Heylen, Anton Eliëns, Anton Nijholt: Experiencing-in-the-world: using pragmatist philosophy to design for aesthetic experience. DUX 2007: 8

Dirk Heylen, Elisabetta Bevacqua, Marion Tellier, Catherine Pelachaud: Searching for Prototypical Facial Feedback Signals. IVA 2007: 147-153

Arjen Hoekstra, Helmut Prendinger, Nikolaus Bee, Dirk Heylen, Mitsuru Ishizuka: Highly Realistic 3D Presentation Agents with Visual Attention Capability. Smart Graphics 2007: 73-84

Anton Nijholt, Rieks op den Akker, Dirk Heylen: Meetings and meeting modeling in smart environments. AI Soc. 20(2): 202-220 (2006)

Dirk Heylen: Head Gestures, Gaze and the Principles of Conversational Structure. I. J. Humanoid Robotics 3(3): 241-267 (2006)

Mariët Theune, K. Meijs, Dirk Heylen, R. Ordelman: Generating expressive speech for storytelling applications. IEEE Transactions on Audio, Speech & Language Processing 14(4): 1137-1144 (2006)

Daan Verbree, Rutger Rienks, Dirk Heylen: First Steps Towards the Automatic Construction of Argument-Diagrams from Real Discussions. COMMA 2006: 183-194

Wim Fikkert, Dirk Heylen, Betsy van Dijk, Anton Nijholt, Jorrit Kuipers, Arnd O. Brugman: Estimating the Gaze Point of a Student in a Driving Simulator. ICALT 2006: 497-501

Daan Verbree, Rutger Rienks, Dirk Heylen: Dialogue-Act Tagging Using Smart Feature Selection; Results on Multiple Corpora. SLT 2006: 70-73

Dirk Heylen: Listening Heads. ZiF Workshop 2006: 241-259

Dirk Heylen, Anton Nijholt, Rieks op den Akker: Affect In Tutoring Dialogues. Applied Artificial Intelligence 19(3-4): 287-311 (2005)

Dirk Heylen, Mattijs Ghijsen, Anton Nijholt, Rieks op den Akker: Facial Signs of Affect During Tutoring Sessions. ACII 2005: 24-31

Katri Oinonen, Mariët Theune, Anton Nijholt, Dirk Heylen: Getting the Story Right: Making Computer-Generated Stories More Entertaining. INTETAIN 2005: 267-271

Rutger Rienks, Dirk Heylen: Dominance Detection in Meetings Using Easily Obtainable Features. MLMI 2005: 76-86

Ronald Poppe, Dirk Heylen, Anton Nijholt, Mannes Poel: Towards real-time Body Pose Estimation for Presenters in Meeting Environments. WSCG (Short Papers) 2005: 41-44

Dirk Heylen, Maarten Vissers, Rieks op den Akker, Anton Nijholt: Affective Feedback in a Tutoring System for Procedural Tasks. ADS 2004: 244-253

The Duy Bui, Dirk Heylen, Anton Nijholt: Combination of Facial Movements on a 3D Talking Head. Computer Graphics International 2004: 284-291

Mariët Theune, Sander Rensen, Rieks op den Akker, Dirk Heylen, Anton Nijholt: Emotional Characters for Automatic Plot Creation. TIDSE 2004: 95-100

Anton Nijholt, Giuseppe Scollo, Dirk Heylen: Editorial. Theor. Comput. Sci. 293(2): 237-241 (2003)

The Duy Bui, Dirk Heylen, Anton Nijholt: Improvements on a Simple Muscle-Based 3D Face for Realistic Facial Expressions. CASA 2003: 33-40

The Duy Bui, Mannes Poel, Dirk Heylen, Anton Nijholt: Automatic Face Morphing for Transferring Facial Animation. Computer Graphics and Imaging 2003: 19-24

Gertjan J. Burghouts, Dirk Heylen, Mannes Poel, Rieks op den Akker, Anton Nijholt: An Action Selection Architecture for an Emotional Agent. FLAIRS Conference 2003: 293-297

M. Hospers, E. Kroezen, Anton Nijholt, Rieks op den Akker, Dirk Heylen: Developing a Generic Agent-Based Intelligent Tutoring System. ICALT 2003: 443

Dirk Heylen, Anton Nijholt, Rieks op den Akker, Maarten Vissers: Socially Intelligent Tutor Agents. IVA 2003: 341-347

The Duy Bui, Dirk Heylen, Mannes Poel, Anton Nijholt: Exporting Vector Muscles for Facial Animation. Smart Graphics 2003: 251-260

Ivo van Es, Dirk Heylen, Betsy van Dijk, Anton Nijholt: Gaze behavior of talking faces makes a difference. CHI Extended Abstracts 2002: 734-735

The Duy Bui, Dirk Heylen, Mannes Poel, Anton Nijholt: ParleE: An Adaptive Plan Based Event Appraisal Model of Emotions. KI 2002: 129-143

The Duy Bui, Dirk Heylen, Mannes Poel, Anton Nijholt: Generation of Facial Expressions from Emotion Using a Fuzzy Rule Based System. Australian Joint Conference on Artificial Intelligence 2001: 83-94

Dirk Heylen: Underspecification in Type-Logical Grammars. LACL 1997: 180-199

Dirk Heylen, Kerry G. Maxwell, Marc Verhagen: Lexical Functions And Machine Translation. COLING 1994: 1240-1244

Dirk Heylen, André Schenk, Marc Verhagen: A Constraint-based Representation Scheme of Collocational Structures. EACL 1993

Ton van der Wouden, Dirk Heylen: Massive disambiguation of large text corpora with flexible categorial grammar. COLING 1988: 694-698