Stefan Kopp
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Towards a common framework for multimodal generation: The behavior markup language
S Kopp, B Krenn, S Marsella, AN Marshall, C Pelachaud, H Pirker, ...
International workshop on intelligent virtual agents, 205-217, 2006
A conversational agent as museum guide–design and evaluation of a real-world application
S Kopp, L Gesellensetter, NC Krämer, I Wachsmuth
International workshop on intelligent virtual agents, 329-343, 2005
Gesture and speech in interaction: An overview
P Wagner, Z Malisz, S Kopp
Speech Communication 57, 209-232, 2014
To err is human (-like): Effects of robot gesture on perceived anthropomorphism and likability
M Salem, F Eyssel, K Rohlfing, S Kopp, F Joublin
International Journal of Social Robotics 5 (3), 313-323, 2013
Synthesizing multimodal utterances for conversational agents
S Kopp, I Wachsmuth
Computer animation and virtual worlds 15 (1), 39-52, 2004
The behavior markup language: Recent developments and challenges
H Vilhjálmsson, N Cantelmo, J Cassell, N E Chafai, M Kipp, S Kopp, ...
International Workshop on Intelligent Virtual Agents, 99-111, 2007
Simulating the emotion dynamics of a multimodal conversational agent
C Becker, S Kopp, I Wachsmuth
tutorial and research workshop on affective dialogue systems, 154-165, 2004
Max-a multimodal assistant in virtual reality construction.
S Kopp, B Jung, N Lessmann, I Wachsmuth
KI 17 (4), 11-, 2003
Generation and evaluation of communicative robot gesture
M Salem, S Kopp, I Wachsmuth, K Rohlfing, F Joublin
International Journal of Social Robotics 4 (2), 201-217, 2012
Towards integrated microplanning of language and iconic gesture for multimodal output
S Kopp, P Tepper, J Cassell
Proceedings of the 6th international conference on Multimodal interfaces, 97-104, 2004
Virtual agents as daily assistants for elderly or cognitively impaired people
R Yaghoubzadeh, M Kramer, K Pitsch, S Kopp
International workshop on intelligent virtual agents, 79-91, 2013
Trading spaces: How humans and humanoids use speech and gesture to give directions
S Kopp, P Tepper, K Ferriman, K Striegnitz, J Cassell
Conversational informatics, 133-160, 2007
A second chance to make a first impression? How appearance and nonverbal behavior affect perceived warmth and competence of virtual agents over time
K Bergmann, F Eyssel, S Kopp
International conference on intelligent virtual agents, 126-138, 2012
Murml: A multimodal utterance representation markup language for conversational agents
A Kranstedt, S Kopp, I Wachsmuth
AAMAS'02 Workshop Embodied conversational agents-let's specify and evaluate …, 2002
Social resonance and embodied coordination in face-to-face conversation with artificial interlocutors
S Kopp
Speech Communication 52 (6), 587-597, 2010
Guidelines for designing social robots as second language tutors
T Belpaeme, P Vogt, R Van den Berghe, K Bergmann, T Göksun, ...
International Journal of Social Robotics 10 (3), 325-341, 2018
Second language tutoring using social robots: a large-scale study
P Vogt, R van den Berghe, M de Haas, L Hoffman, J Kanero, E Mamus, ...
2019 14th ACM/IEEE International Conference on Human-Robot Interaction (HRI …, 2019
The next step towards a function markup language
D Heylen, S Kopp, SC Marsella, C Pelachaud, H Vilhjálmsson
International Workshop on Intelligent Virtual Agents, 270-280, 2008
Smile and the world will smile with you—The effects of a virtual agent‘s smile on users’ evaluation and behavior
N Krämer, S Kopp, C Becker-Asano, N Sommer
International Journal of Human-Computer Studies 71 (3), 335-349, 2013
GNetIc–Using bayesian decision networks for iconic gesture generation
K Bergmann, S Kopp
International workshop on intelligent virtual agents, 76-89, 2009
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