Papers by Year

Conference Paper Journal Paper Book Chapter Workshop Paper Thesis

 

2016

Become your Avatar: Fast Skeletal Reconstruction from Sparse Data for Fully-tracked VR. Friðrik Aðalsteinn Friðriksson, Halldór S. Kristjánsson, Daníel Arnar Sigurðsson, David Thue and Hannes Högni Vilhjálmsson. In the ACM Eurographics Proceedings of ICAT-EGVE 2016. Arkansas, December 2016 (Demo)

Virtual General Game Playing Agent. Hafdis Erla Helgadóttir, Svanhvít Jónsdóttir, Andri Már Sigurðsson, Stephan Schiffel, Hannes Högni Vilhjálmsson. In the Proceedings of the 16th International Conference on Inteligent Virtual Agents, Los Angeles, September 2016 (Poster)

Virtual Training for Discrete Trial Trainers. Júlía Oddsdóttir, Tinna Þuríður Sigurðardóttir, Kamilla Rún Jóhannsdóttir, Berglind Sveinbjörnsdóttir, Hannes Högni Vilhjálmsson. In the Proceedings of the Workshop on Graphical and Robotic Embodied Agents for Therapeutic Systems (GREATS16) at the 16th International Conference on Intelligent Virtual Agents, Los Angeles, September 2016

The Effects of Interpersonal Attitude of a Group of Agents on User’s Presence and Proxemics Behavior. Angelo Cafaro, Brian Ravenet, Magalie Ochs, Hannes Högni Vilhjálmsson, and Catherine Pelachaud. ACM Transactions on Interactive Intelligent Systems, 6:2 (July 2016), pp. 1-33

First Impressions in Human-Agent Virtual Encounters. Angelo Cafaro, Hannes Högni Vilhjálmsson, and Timothy Bickmore. ACM Transactions on Computer-Human Interaction 23:4, Article 24 (August 2016) DOI

Testing the Restorative Potential of Future Urban Environments Using VR Technology - The Cities that Sustain Us Project. Pall Jakob Lindal, Hossein Miri, Unnar Kristjansson, Kamilla Run Johannsdottir, Terry Hartig, Hannes Hogni Vilhjalmsson. In the proceedings of the 24th Annual Conference of the International Association for People-Environment Studies (IAPS24), Lund/Alnarp, July 2016

Learning Icelandic Language and Culture in Virtual Reykjavik: Starting to Talk. Branislav Bédi, Birna Arnbjörnsdóttir, Hannes Högni Vilhjálmsson, Hafdís Erla Helgadóttir, Stefán Ólafsson, Elías Björgvinsson. In the proceedings of the 23rd EUROCALL Conference, Limassol, 24th-27th of August, 2016.

2015

Study of Nine People in a Hallway. C. Pedica, H. Vilhjálmsson, K. Kristinsson. In Proceedings of the ACM SIGGRAPH Conference Motion in Games, November 16th-18th, 2015, Paris, France [POSTER]

Starting a Conversation with Strangers: Explicit Announcement of Presence. S. Ólafsson, B. Bédi, H. Helgadóttir, H. Vilhjálmsson, B. Arinbjörnsdóttir. In Proceedings of the 3rd European Symposium on Multimodal Communication, September 17th-18th 2015, Dublin, Ireland

Cities that Sustain Us: Using Virtual Reality to Test the Restorative Potential of Future Urban Environments. P. J. Lindal, H. Miri, K. R. Johannsdottir, T. Hartig, H. Vilhjalmsson. In Proceedings of the 11th Biennial Conference on Environmental Psychology, August 24th-26th 2015, Groningen, The Netherlands (Abstract)

2014

Prediction in Social Path Following. C. Oliva and H. Vilhjálmsson. In Proceedings of the ACM SIGGRAPH Conference on Motion in Games, November 6-8, Los Angeles, CA.

Representing Communicative Functions in SAIBA with a Unified Function Markup Language. Angelo Cafaro, Hannes Högni Vilhjálmsson, Timothy Bickmore, Dirk Heylen, and Catherine Pelachaud. In Proceedings of the 14th International Conference on Intelligent Virtual Agents, August 27-29, Boston, MA, Lecture Notes in Artificial Intelligence, 8637:81-94, 2014, Springer International Publishing Switzerland

Social Gatherings in Virtual Reykjavik. H. Vilhjálmsson, E. Björgvinsson, H. Helgadóttir, K. Kristinsson, S. Ólafsson, A. Cafaro, N. Krämer, J. Braier, P. Wegge, S. Youn, C. Pedica, B. Arnbjörnsdóttir, B. Bédi. Demo and Poster at the 14th International Conference on Intelligent Virtual Agents, August 27-29, Boston, MA

We Never Stop Behaving: The Challenge of Specifying and Integrating Continuous Behavior. H. Vilhjálmsson, E. Björgvinsson, H. Helgadóttir, K. Kristinsson, S. Ólafsson. In Proceedings of the Workshop on Architectures and Standards for IVAs at the 14th International Conference on Intelligent Virtual Agents, August 27-29, Boston, MA

First Impressions in Human-Agent Virtual Encounters. A. Cafaro and H. Vilhjálmsson. Poster at the London Virtual Social Interaction Workshop, UCL Institute of Cognitive Neuroscience, September 4-5, London UK

Automation of Avatar Behavior, Vilhjálmsson, H., in Tanenbaum, J., el-Nasr, M. S. and Nixon M. (Eds.): Non-Verbal Communications in Virtual Worlds. ETC Press (Carnegie Mellon University).

2013

First Impressions in User-Agent Encounters: The Impact of an Agent's Nonverbal Behavior on Users' Relational Decisions. A. Cafaro, H. Vilhjálmsson, T. Bickmore, D. Heylen, D. Schulman. In Proceedings of the 12th International Conference on Autonomous Agents and Multiagent Systems (AAMAS'13). Saint Paul, MN, USA. May 2013. (extended abstract)

2012

First Impressions: Users' Judgments of Virtual Agents' Personality and Interpersonal Attitude in First Encounters", A. Cafaro, H. Vilhjálmsson, T. Bickmore, D. Heylen, K. Jóhannsdóttir and G. Valgarðsson. In Proceedings of the 12th International Conference on Intelligent Virtual Agents, September 12-14, Santa Cruz, CA, Lecture Notes in Computer Science, 2012, Springer-Verlag, Berlin Heidelberg

Lifelike Virtual Characters using Behavior Trees for Social Territorial Intelligence, (Demo/Poster) C. Pedica and H. Vilhjalmsson. In Proceedings of ACM SIGGRAPH 2012. Los Angeles, August 5-9.[POSTER]

Almannaromur: An Open Icelandic Speech Corpus. Jón Guðnason, Oddur Kjartansson, Jökull Jóhannsson, Elín Carstensdóttir, Hannes H. Vilhjálmsson, Hrafn Loftsson, Sigrún Helgadóttir, Kristín Jóhannsdóttir and Eiríkur Rögnvaldsson. 2012. In Proceedings of the Third International Workshop on Spoken Language Technologies for Under-resourced languages (SLTU 2012). Cape Town, South Africa.

2011

Where to Sit? The Study and Implementation of Seat Selection in Public Places, Carstensdottir, E., Gudmundsdottir, K., Valgardsson, G. and Vilhjalmsson, H. (2011), in H. Vilhjalmsson (Eds.): Proceedings of the 11th International Conference on Intelligent Virtual Agents, September 15-17, Reykjavik, Iceland, Lecture Notes in Computer Science, 6895:48-54, Springer-Verlag, Berlin Heidelberg

Dynamic Planning for Agents in Games Using Social Norms and Emotions (Poster), Thrainsson, P. R., Petursson, A. L. and Vilhjalmsson, H. (2011) in H. Vilhjalmsson (Eds.): Proceedings of the 11th International Conference on Intelligent Virtual Agents, September 15-17, Reykjavik, Iceland, Lecture Notes in Computer Science, 6895:473-474, Springer-Verlag, Berlin Heidelberg

Nonverbal Expression of Turn Management in TV Interviews: A Cross-Cultural Study between Greek and Icelandic, Koutsombogera, M., Ammendrup, S. M., Vilhjálmsson, H. and Papageorgiou, H. (2011), in A. Esposito et al. (Eds.): COST 2102 Int. Training School 2010, Lecture Notes in Computer Science 6456:207-213, Springer-Verlag Berlin Heidelberg

2010

Spontaneous Avatar Behavior for Human Territoriality, Pedica, C. and Vilhjálmsson, H. (2010). Applied Artificial Intelligence, Volume 24 Issue 6, July 2010, 575-593 Taylor and Francis, Inc. Bristol, PA, USA

Avatars in Conversation: The Importance of Simulating Territorial Behavior, Pedica, C., Vilhjálmsson, H. and Larusdottir, M. (2010), in Albeck et al. (Eds.): Proceedings of the 10th International Conference on Intelligent Virtual Agents, September 20-22, Philadelphia, PA. Lecture Notes in Computer Science, 2010, 6356: 336-342, Springer-Verlag, Berlin Heidelberg

2009

Spontaneous Avatar Behavior for Human Territoriality, Pedica, C. and Vilhjálmsson, H. (2009), in Zs. Ruttkay et al. (Eds.): Proceedings of the 9th International Conference on Intelligent Virtual Agents, September 14-16, Amsterdam, The Netherlands. Lecture Notes in Artificial Intelligence, 5773: 344-357, Springer-Verlag, Berlin Heidelberg

Animating Idle Gaze in Public Places, Cafaro, A., Gaito, R. and Vilhjálmsson, H. (2009) in Zs. Ruttkay et al. (Eds.): Proceedings of the 9th International Conference on Intelligent Virtual Agents, September 14-16, Amsterdam, The Netherlands. Lecture Notes in Artificial Intelligence, 5773: 250-256, Springer-Verlag, Berlin Heidelberg

Functional Description of Multimodal Acts: A Proposal, Thórisson, K.R. and Vilhjálmsson, H. (2009) in the proceedings of the 2nd Function Markup Language Workshop "Towards a Standard markup Langauge for Embodied Dialogue Acts" at AAMAS, Budapest, Hungary, 2009

Representing Communicative Function and Behavior in Multimodal Communication, Vilhjálmsson, H. (2009), in A. Esposito et al. (Eds.): Multimodal Signals: Cognitive and Algorithmic Issues. Lecture Notes in Artificial Intelligence, 5398: 47-59, Springer-Verlag, Berlin Heidelberg

2008

Social Perception and Steering for Online Avatars, Pedica, C. and Vilhjálmsson, H. (2008), in H. Prendinger et al. (Eds.): Proceedings of the 8th International Conference on Intelligent Virtual Agents, September 1-3, Tokyo, Japan, Lecture Notes in Artifcial Intelligence, 5208: 104-116, Springer-Verlag, Berlin Heidelberg

The Next Step Towards a Functional Markup Language, Heylen, D., Kopp, S., Marsella, S., Pelachaud, C., Vilhjálmsson, H. (2008), in H. Prendinger et al. (Eds.): Proceedings of the 8th International Conference on Intelligent Virtual Agents, September 1-3, Tokyo, Japan, Lecture Notes in Artifcial Intelligence, 5208: 270-280, Springer- Verlag, Berlin Heidelberg

A Brief History of Function Representation from Gandalf to SAIBA, Vilhjálmsson, H. and Thórisson, K.R, in the proceedings of the 1st Function Markup Language Workshop at AAMAS, Portugal, June 12-16, 2008

2007

The Behavior Markup Language: Recent Developments and Challenges, Vilhjalmsson, H., Cantelmo, N., Cassell, J., Chafai, N., Kipp, M., Kopp, S., Mancini, M., Marsella, S., Marshall A., Pelachaud, C., Ruttkay Z., Thorisson, K., van Welbergen, H. and van der Werf, R. (2007) in C. Pelachaud et al. (Eds.): IVA 2007, LNAI 4722: 99-111, Springer-Verlag Berlin Heidelberg

Social Puppets: Towards Modular Social Animation for Agents and Avatars, Vilhjalmsson, H., Merchant, C. and Samtani, P. (2007) in D. Schuler (Ed.): Online Communities and Social Computing, HCII 2007, LNCS 4564: 192-201, Springer-Verlag Berlin Heidelberg

2006

Towards a Common Framework for Multimodal Generation in ECAs: The Behavior Markup Language, Kopp, S., Krenn, B., Marsella, S., Marshall, A., Pelachaud, C., Pirker, H., Thórisson, K., Vilhjalmsson, H. (2006) In the proceedings of the 6th International Conference on Intelligent Virtual Agents, August 21-23, Marina del Rey, CA
Best Paper Nominee.

2005

Serious Games for Language Learning: How Much Game, How Much AI?, W. L., Johnson, Vilhjalmsson, H. and Marsella, M. (2005), 12th International Conference on Artificial Intelligence in Education , July 18-22, Amsterdam, The Netherlands

Enhancing ITS instruction with integrated assessments of learner mood, motivation and gender (Poster), Beal, C., Shaw, E., Cui, Y., Lee, H., Vilhjalmsson, H., Qu, L. (2005), 12th International Conference on Artificial Intelligence in Education , July 18-22, Amsterdam, The Netherlands

The Tactical Language Training System (Technical Demonstration), W. L., Johnson, Vilhjalmsson, H. and Samtani, P. (2005), The First Conference on Artificial Intelligence and Interactive Digital Entertainment, June 1-3, Marina del Rey, CA

Engendering Believable Communicative Behaviors in Synthetic Entities for Tactical Language Training: An Interim Report, Warwick, W. and Vilhjalmsson, H. (2005), Behavior Representation in Modeling and Simulation, May 16-19, Universal City, CA

MissionEngine: Multi-system integration using Python in the Tactical Language Project, Vilhjalmsson, H. and Samtani, P. (2005), PyCon 2005, March 23-25, Washington, D.C.

Augmenting Online Conversation through Automated Discourse Tagging, Vilhjalmsson, H. (2005), 6th annual minitrack on Persistent Conversation at the 38th Hawaii International Conference on System Sciences, January 3-6, 2005, Hilton Waikoloa Village, Big Island, Hawaii, IEEE, 2005
Best Paper Nominee.

Social Performance Framework, Vilhjalmsson, H. and Marsella, S., (2005), Workshop on Modular Construction of Human-Like Intelligence at the 20th National AAAI Conference on Artificial Intelligence, July 9th, Pittsburgh, PA

2004

Animating Conversation in Online Games, Vilhjalmsson, H. (2004), in M. Rauterberg (ed.), Entertainment Computing ICEC 2004, Lecture Notes in Computer Science 3166, pp. 139-150, Springer, 2004

The DARWARS Tactical Language Training System, Johnson, W. L., Marsella, S., Vilhjalmsson, H. (2004), The Interservice/Industry Training, Simulation and Education Conference, 2004, Orlando, FL
Best Paper Nominee.

Tactical Language Training System: An Interim Report, Johnson, W. L., Beal, C., Fowles-Winkler, A., Lauper, U., Marsella, S., Narayanan, S., Papachristou, D., Vilhjálmsson, H. (2004), 7th International Conference on Intelligent Tutoring Systems, 2004, Maceio, Brasil

Tactical Language Training System: Supporting the Rapid Acquisition of Foreign Language and Cultural Skills , Johnson, W. L., Choi, S., Marsella, S., Mote, N., Narayanan, S., Vilhjálmsson, H. (2004), Proceedings of InSTIL/ICALL - NLP and Speech Technologies in Advanced Language Learning Systems, June 17-19, Venice

BEAT: the Behavior Expression Animation Toolkit, Cassell, J., Vilhjálmsson, H. and Bickmore, T. (2004), in Prendinger and Ishizuka (eds.), Life-Like Characters: Tools, Affective Functions, and Applications Embodied Conversational Agents. Springer, New York, NY, 2004.

Balanced Perception and Action in the Tactical Language Training System, Johnson, W. L., Marsella, S., Mote, N., Si, M., Vilhjalmsson, H., Wu, S. (2004), Balanced Perception and Action in ECAs in conjunction with AAMAS 2004, July 19-20, New York, New York

2003

Avatar Augmented Online Conversation, Ph.D. thesis, Media Arts and Sciences, Massachusetts Institute of Technology, Media Laboratory, Cambridge, MA

2002

MACK: Media lab Autonomous Conversational Kiosk, Cassell, J., Stocky, T., Bickmore, T., Gao, Y., Nakano, Y., Ryokai, K., Tversky, D., Vaucelle, C., Vilhjalmsson, H. (2002) , IMAGINA'02, Jan 12-15, Monte Carlo

Levels of Detail for Crowds and Groups, O'Sullivan, C., Cassell, J., Vilhjalmsson. H., Dingliana, J., Dobbyn, S., McNamee, B., Peters, C. and Giang, T. (2002), Computer Graphics Forum 21(4):733-742

Crowd and Group Simulation with Levels of Detail for Geometry, Motion and Conversational Behaviour, O'Sullivan, C., Cassell, J., Vilhjalmsson, H., Dobbyn, S., Peters, C., Leeson, W., Giang, T., Dingliana, J. (2002) , Eurographics-Irish Chapter Workshop on Computer Graphics, March 25-26, 2002, Dublin Ireland

2001

BEAT: the Behavior Expression Animation Toolkit, Cassell, J., Vilhjálmsson, H., and Bickmore, (2001), Proceedings of ACM SIGGRAPH 2001, Los Angeles, August 12-17, p.477-486.

More Than Just a Pretty Face: Conversational Protocols and the Affordances of Embodiment, Cassell, J, Bickmore, T., Campbell, L., Vilhjalmsson, H., and Yan, H. (2001), Knowledge Based Systems 14: 55-64.

2000

More Than Just a Pretty Face: Affordances of Embodiment, Cassell, J., Bickmore, T., Vilhjálmsson, H., and Yan, H. (2000). in Proceedings of 2000 International Conference on Intelligent User Interfaces, New Orleans, Louisiana, 2000.

Shared Reality: Physical Collaboration with a Virtual Peer, Cassell, J., Ananny, M., Basu, A., Bickmore, T., Chong, P., Mellis, D., Ryokai, K., Smith, J., Vilhjálmsson, H., Yan, H. (2000), ACM CHI 2000 Conference Proceedings, The Hague, The Netherlands, 2000.

1999

Embodiment in Conversational Interfaces: Rea, Cassell, J., Bickmore, T., Billinghurst, M., Campbell, L., Chang, K., Vilhjálmsson, H., Yan, H. (1999), ACM CHI 99 Conference Proceedings, Pittsburgh, PA, 1999.

Requirements for an Architecture for Embodied Conversational Characters, Cassell, J., Vilhjálmsson, H., Chang, K., Bickmore, T., Campbell, L. and Yan, H. (1999). Computer Animation and Simulation '99 (Eurographics Series). Vienna, Austria: Springer Verlag.

Fully Embodied Conversational Avatars: Making Communicative Behaviors Autonomous, Cassell, J. and Vilhjálmsson, H. (1999). Autonomous Agents and Multi-Agent Systems 2(1): 45-64.

Conversation as a System Framework: Designing Embodied Conversational Agents, Cassell, J., Bickmore, T., Campbell, L., Vilhjálmsson, H., and Yan, H. (1999), in Cassell, J. et al. (eds.), Embodied Conversational Agents. MIT Press, Cambridge, MA, 1999.

Identity, Avatars and Embodiment, group discussion and presentations (1999), at a workshop on Research Issues in the Design of Online Communities at ACM CHI 99, Pittsburgh, PA, 1999

1998

BodyChat: Autonomous Communicative Behaviors in Avatars, Vilhjalmsson, H. and Cassell, J. (1998). Proceedings of ACM Second International Conference on Autonomous Agents, May 9-13, Minneapolis, Minnesota.
Best Paper Award.

An Architecture for Embodied Conversational Characters, Cassell, J., Bickmore, T., Billinghurst, M., Campbell, L., Chang, K., Vilhjálmsson, H., and Yan, H. (1998). Proceedings of the First Workshop on Embodied Conversational Characters, October 12-15, Tahoe City, California.

1997

Autonomous Communicative Behaviors in Avatars, M.S. thesis, Media Arts and Sciences, Massachusetts Institute of Technology, Media Laboratory. Cambridge, MA

1996

Autonomous Communicative Behaviors in Avatars, Vilhjálmsson, H.H. (1996) (abstract) Proceedings of Lifelike Computer Characters '96. Utah, October 8-11, p.49.
Most "life-like" presentation award.

1993

Sýndarveruleiki (eng. "Virtual Reality"), Vilhjálmsson, H.H. (1993). , Tölvumál: The journal of the Society for Information Processing, 18 (3): 13-15. Reykjavík, Iceland