Dr.-Ing. Stefan Schaffer, M.A.

Contact +49 30 23895 1820 (Berlin)

Address (Berlin) DFKI Labor Berlin - HauptgebäudeAlt-Moabit 91c10559 Berlin

Publications

Large Language Models are Echo Chambers
Jan Nehring; Aleksandra Gabryszak; Pascal Jürgens; Aljoscha Burchardt; Stefan Schaffer; Matthias Spielkamp; Birgit Stark
In: Nicoletta Calzolari; Min-Yen Kan; Veronique Hoste; Alessandro Lenci; Sakriani Sakti; Nianwen Xue (Hrsg.). Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024). Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING-2024), ELRA and ICCL, 2024.
Chatbot in the Museum - A Field Study of User Experience and Modality Usage
Stefan Schaffer; Eva Schwaetzer; Aaron Ruß; Oliver Gustke
In: Timo Baumann (Hrsg.). Studientexte zur Sprachkommunikation: Elektronische Sprachsignalverarbeitung 2024. Elektronische Sprachsignalverarbeitung (ESSV-2024), Germany, Pages 13-21, ISBN 978-3-95908-325-6, TUDpress, Dresden, 2024.
Improving Conversational User Interfaces for Citizen Complaint Management through enhanced Contextual Feedback
Kai Karren; Michael Schmitz; Stefan Schaffer
In: Proceedings of the 6th ACM Conference on Conversational User Interfaces. International Conference on Conversational User Interfaces (CUI-2024), Luxembourg, Luxembourg, CUI '24, ISBN 9798400705113, Association for Computing Machinery, 2024.

TSS-MoVe
Pilotierung und Evaluation eines verkehrsträgerübergreifenden Technologie-Scouting-Systems für Mobilität und Verkehr
The early identification and strategic evaluation of technologically relevant developments are crucial to ensuring future-proof and sustainable transportation systems. The project “Cross-Modal…
SiSWiss
Secure language models for knowledge management
The project aims to ensure the secure use of large language models (LLMs) in companies by developing the Differential Sensitivity Awareness (DSA) framework, which aims to adapt LLMs to manage…
ToHyVe
Toolbox für Hybride Veranstaltungsformate
The changes in business communications triggered by the COVID 19 crisis will be lasting. Companies have learned that a large proportion of meetings can certainly be conducted online, saving a lot of…
Stadt-Land-Fluss
Data and AI-driven development and strengthening of value chains in regional food systems.
The joint project "Stadt-Land-Flussr" (data and AI-supported development and strengthening of value chains in the field of regional food systems), SLF for short, investigates the strengthening of the…
ChiM
Chatbot in the Museum
Until today, audio or media guides accompany exhibition visits and offer explanations for museum objects. The CHIM project aims to develop a learning, conversational museum guide that enables…