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Making tabular AI work when you have more columns than rows

Al Zadid Sultan Bin Habib, Md Younus Ahamed, Prashnna Kumar Gyawali, Gianfranco Doretto, Donald A. Adjeroh

June 3, 2026

Tabular foundation models like TabPFN struggle when datasets have thousands of features but few samples—a common real-world scenario. GOTabPFN solves this by intelligently ordering features using graph theory, then grouping adjacent ones into meta-features to stay within token limits. The approach improves both stability and accuracy across benchmarks without retraining large models.
Published as GOTabPFN: From Feature Ordering to Compact Tokenization for Tabular Foundation Models on High-Dimensional Data arXiv:2606.05441
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