Stefan Schaffer
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View article: CHIM—Chatbot in the Museum
CHIM—Chatbot in the Museum Open
CHIM-Chatbot in the Museum is a research project that kicked off with a first brainstorming meeting in January 2020 and ended in June 2022 with the evaluation of the field test data collected with a prototype chatbot application at the Stä…
View article: CHIM—Chatbot in the Museum
CHIM—Chatbot in the Museum Open
Oliver Gustke, Stefan Schaffer, Aaron Ruß, CHIM-Chatbot in the Museum: Exploring and Explaining Museum Objects with Speech- Based AI CHIM-Chatbot in the Museum was a research project during which we developed a chatbot prototype that is ab…
View article: Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning
Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning Open
Inspired by the curvature of space-time (Einstein, 1921), we introduce Curved Contrastive Learning (CCL), a novel representation learning technique for learning the relative turn distance between utterance pairs in multi-turn dialogues. Th…
View article: Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning
Imagination is All You Need! Curved Contrastive Learning for Abstract Sequence Modeling Utilized on Long Short-Term Dialogue Planning Open
Inspired by the curvature of space-time (Einstein, 1921), we introduce Curved Contrastive Learning (CCL), a novel representation learning technique for learning the relative turn distance between utterance pairs in multi-turn dialogues. Th…
View article: MOLI: Smart Conversation Agent for Mobile Customer Service
MOLI: Smart Conversation Agent for Mobile Customer Service Open
Human agents in technical customer support provide users with instructional answers to solve a task that would otherwise require a lot of time, money, energy, physical costs. Developing a dialogue system in this domain is challenging due t…
View article: Modeling modality selection in multimodal human-computer interaction
Modeling modality selection in multimodal human-computer interaction Open
In this work the following three basic research questions are discussed: (1) can significant effects of modality efficiency and input performance on the selection of input modalities in multimodal HCI be disclosed by unified experimental i…