3 papers
cs.CY2026
Student Evaluation of Repeated AI Feedback Across a Semester of Writing
Andres Karjus, Janika Leoste, Tiia Ãun
Generative AI is increasingly used for feedback in higher education, but evidence from repeated classroom use remains limited. This short paper analyses 2988 reflective essay-feedb…
cs.SI2026
Modeling Engagement with Brand and Organizational TikTok Videos Using Machine-Assisted Theory-Ensemble Annotation
Sander Paekivi, Andres Karjus
Short-form video is difficult to study at scale because meaning emerges through audiovisual elements, language, and participatory, algorithmic and trend-based platform dynamics. Ma…
cs.CL2026
Machine-Assisted Grading of Nationwide School-Leaving Essay Exams with LLMs and Statistical NLP
Andres Karjus, Kais Allkivi, Silvia Maine +3
Large language models (LLMs) enable rapid and consistent automated evaluation of open-ended exam responses, including dimensions of content and argumentation that have traditionall…