AI RESEARCH
Theory-Grounded Evaluation Exposes the Authorship Gap in LLM Personalization
arXiv CS.CL
•
ArXi:2604.26460v1 Announce Type: new Stylistic personalization - making LLMs write in a specific individual's style, rather than merely adapting to task preferences - lacks evaluation grounded in authorship science. We show that grounding evaluation in authorship verification theory transforms what benchmarks can measure.