arxivcs.LG2026-06-28
Towards Evaluating Data Priors for Tabular Foundation Models
Zeynep Türkmen, Kürşat Kaya, Alexander Pfefferle, Frank Hutter
Data-generating priors are a central component of tabular foundation models because they define the task distribution used during pretraining. However, priors are rarely evaluated as independent components, making it difficult to understand how much they affect downstream model b…