activity
20242026
collaborators

8 papers

cs.CL2026

Cultural Awareness is Represented but Not Decoded: Tracing Mythological Knowledge across 18 Open-Source LLMs

Iaroslav Chelombitko, Ekaterina Chelombitko, Mika Hämäläinen

Open-source LLMs reliably name Zeus, Jupiter, and Thor, but recover their counterparts in less-represented traditions like Finnish, Slavic, Egyptian, or Chinese mythology far less…

cs.CL2026

Subword-Based Comparative Linguistics across 242 Languages Using Wikipedia Glottosets

Iaroslav Chelombitko, Mika Hämäläinen, Aleksey Komissarov

We present a large-scale comparative study of 242 Latin and Cyrillic-script languages using subword-based methodologies. By constructing 'glottosets' from Wikipedia lexicons, we in…

cs.CL2025

From NLG Evaluation to Modern Student Assessment in the Era of ChatGPT: The Great Misalignment Problem and Pedagogical Multi-Factor Assessment (P-MFA)

Mika Hämäläinen, Kimmo Leiviskä

This paper explores the growing epistemic parallel between NLG evaluation and grading of students in a Finnish University. We argue that both domains are experiencing a Great Misal…

cs.CL2025

On Psychology of AI -- Does Primacy Effect Affect ChatGPT and Other LLMs?

Mika Hämäläinen

We study the primacy effect in three commercial LLMs: ChatGPT, Gemini and Claude. We do this by repurposing the famous experiment Asch (1946) conducted using human subjects. The ex…

cs.CY2025

Threefold model for AI Readiness: A Case Study with Finnish Healthcare SMEs

Mohammed Alnajjar, Khalid Alnajjar, Mika Hämäläinen

This study examines AI adoption among Finnish healthcare SMEs through semi-structured interviews with six health-tech companies. We identify three AI engagement categories: AI-curi…

cs.CL2024

Analyzing Pokémon and Mario Streamers' Twitch Chat with LLM-based User Embeddings

Mika Hämäläinen, Jack Rueter, Khalid Alnajjar

We present a novel digital humanities method for representing our Twitch chatters as user embeddings created by a large language model (LLM). We cluster these embeddings automatica…