Stefan Schaffer

ORCID

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 16

Top Venues

Technical University of Berlin, Germany (PHD)

Education History

Technical University of Berlin, Germany

PHD

Publications

Jan Nehring, Aleksandra Gabryszak, Pascal Jürgens, Aljoscha Burchardt, Stefan Schaffer, Matthias Spielkamp, Birgit Stark
Large Language Models Are Echo Chambers. LREC/COLING (2024)
Kai Karren, Michael Schmitz, Stefan Schaffer
Improving Conversational User Interfaces for Citizen Complaint Management through enhanced Contextual Feedback. CUI (2024)
Tanja Schneeberger, Stefan Schaffer, Dimitra Tsovaltzi, Lara Chehayeb, Patrick Gebhard
Workshop on Smart Urban Micromobility. MuC (Workshopband) (2023)
Vanishika Bawa, Ibrahim Baroud, Stefan Schaffer
"HalloBzar": A German chatbot for accessing the regional digital marketplace. GI-Jahrestagung (2023)
Stefan Schaffer, Linglong Meng, Alaaeddine Hemdane, Katrin Wolf, Dimitra Tsovaltzi, Lara Chehayeb, Patrick Gebhard
An analysis of the effects of swarm cycling on cyclists' stress levels. MuC (Workshopband) (2023)
Justus-Jonas Erker, Stefan Schaffer, Gerasimos Spanakis
Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning. ACL (Findings) (2023)
Linglong Meng, Krutarth Parwal, Stefan Schaffer
Optimization of Swarm Formation in Swarm Cycling. MuC (Workshopband) (2023)
Stefan Schaffer, Aaron Ruß, Oliver Gustke
User Experience of a Conversational User Interface in a Museum. ArtsIT (2022)
Justus-Jonas Erker, Gerasimos Spanakis, Stefan Schaffer
Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning. CoRR (2022)
Linglong Meng, Stefan Schaffer, Vincent Wappenschmitt
A Connected Swarm Cycling System. ISC2 (2022)
Stefan Schaffer, Aaron Ruß, Mino Lee Sasse, Louise Schubotz, Oliver Gustke
Questions and Answers: Important Steps to Let AI Chatbots Answer Questions in the Museum. ArtsIT (2021)
Md. Mahmud Uz Zaman, Stefan Schaffer, Tatjana Scheffler
Factoid and Open-Ended Question Answering with BERT in the Museum Domain. Qurator (2021)
Linglong Meng, Stefan Schaffer
A Reporting Assistant for Railway Security Staff. CIU (2020)
Guoguang Zhao, Jianyu Zhao, Yang Li, Christoph Alt, Robert Schwarzenberg, Leonhard Hennig, Stefan Schaffer, Sven Schmeier, Changjian Hu, Feiyu Xu
MOLI: Smart Conversation Agent for Mobile Customer Service. Inf. 10 (2) (2019)
Stefan Schaffer, Norbert Reithinger
Conversation is multimodal: thus conversational user interfaces should be as well. CUI (2019)
Stefan Schaffer, Oliver Gustke, Julia Oldemeier, Norbert Reithinger
Towards chatbots in the museum. mobileCH@Mobile HCI (2018)
Stefan Schaffer, Robert Schleicher, Sebastian Möller
Modeling input modality choice in mobile graphical and speech interfaces. Int. J. Hum. Comput. Stud. 75 (2015)
Stefan Schaffer, Norbert Reithinger
Intermodal personalized Travel Assistance and Routing Interface. Mensch & Computer (2014)
Stefan Schaffer, Michael Minge
Error-prone Voice and Graphical User Interfaces in a Mobile Application. ITG Conference on Speech Communication (2012)
Stefan Schaffer, Robert Schleicher, Sebastian Möller
A Model of Shortcut Usage in Multimodal Human-Computer Interaction. HCI (17) (2011)
Stefan Schaffer, Benjamin Jöckel, Ina Wechsung, Robert Schleicher, Sebastian Möller
Modality Selection and Perceived Mental Effort in a Mobile Application. INTERSPEECH (2011)
Ina Wechsung, Stefan Schaffer, Robert Schleicher, Anja Naumann, Sebastian Möller
The influence of expertise and efficiency on modality selection strategies and perceived mental effort. INTERSPEECH (2010)
Ina Wechsung, Klaus-Peter Engelbrecht, Anja Naumann, Sebastian Möller, Stefan Schaffer, Robert Schleicher
Investigating modality selection strategies. SLT (2010)
Sebastian Möller, Ina Wechsung, Stefan Schaffer, Robert Schleicher, Julia Seebode
Neugestaltung der VDE-ITG-Richtlinie zur Bewertung von Kommunikationsendeinrichtungen. Sprachkommunikation (2010)
Stefan Schaffer, Julia Seebode, Ina Wechsung, Florian Metze, Sebastian Möller
Benutzerstudien zur Bewertung multimodaler, interaktiver Anzeigetafeln in unterschiedlichen Entwicklungsstufen. Mensch & Computer Workshopband (2009)
Ina Wechsung, Klaus-Peter Engelbrecht, Anja B. Naumann, Stefan Schaffer, Julia Seebode, Florian Metze, Sebastian Möller
Predicting the quality of multimodal systems based on judgments of single modalities. INTERSPEECH (2009)
Julia Seebode, Stefan Schaffer, Ina Wechsung, Florian Metze
Influence of training on direct and indirect measures for the evaluation of multimodal systems. INTERSPEECH (2009)
Ina Wechsung, Klaus-Peter Engelbrecht, Stefan Schaffer, Julia Seebode, Florian Metze, Sebastian Möller
Usability Evaluation of Multimodal Interfaces: Is the Whole the Sum of Its Parts? HCI (2) (2009)
Ina Wechsung, Klaus-Peter Engelbrecht, Julia Seebode, Stefan Schaffer, Florian Metze, Sebastian Möller
Usability-Evaluation multimodaler Schnittstellen: Ist das Ganze die Summe seiner Teile? Mensch & Computer (2009)
Florian Metze, Ina Wechsung, Stefan Schaffer, Julia Seebode, Sebastian Möller
Reliable Evaluation of Multimodal Dialogue Systems. HCI (2) (2009)

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Publication Activity (10 Years)

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Stefan Schaffer