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cs.LG2026
When Does Synthetic Relational Data Teach Models to Use Relations? Tracing Predictive Structure from Pretraining Data to Model Behavior
Shivam Dubey, Mohamed Bouadi, Nassim Bouarour +3
Relational foundation models are increasingly pretrained on synthetic databases, yet downstream benchmarks reveal little about why one synthetic corpus produces a better model than…
cs.LG2026
Shaping the Prior: How Synthetic Task Distributions Determine Tabular Foundation Model Quality
Mohamed Bouadi, Nassim Bouarour, Varun Kulkarni +3
What determines the quality of a tabular foundation model? Unlike language or vision, tabular foundation models acquire their inductive biases almost entirely from synthetic pretra…