Matthias Söllner

schoolUniversity of Kasselbar_chart#4453 Global Rank

Total Papers

HCI Rank

#4453

Research Areas

Years Active

Recent Publications

Designing Conversational Evaluation Tools: A Comparison of Text and Voice Modalities to Improve Response Quality in Course Evaluations

Conversational agents (CAs) provide opportunities for improving the interaction in evaluation surveys. To investigate if and how a user-centered conversational evaluation tool impacts users' response quality and their experience, we build EVA - a novel conversational course evaluation tool for educational scenarios. I…

CHI '204th AuthorHonorable MentionHuman-LLM Collaboration +1

AL: An Adaptive Learning Support System for Argumentation Skills

Recent advances in Natural Language Processing (NLP) bear the opportunity to analyze the argumentation quality of texts. This can be leveraged to provide students with individual and adaptive feedback in their personal learning journey. To test if individual feedback on students' argumentation will help them to write…

CHI '204th AuthorConversational Chatbots +2

Sara, the Lecturer: Improving Learning in Online Education with a Scaffolding-Based Conversational Agent

Enrollment in online courses has sharply increased in higher education. Although online education can be scaled to large audiences, the lack of interaction between educators and learners is difficult to replace and remains a primary challenge in the field. Conversational agents may alleviate this problem by engaging i…

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