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Alexander Stern

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#artificial intelligence Preprint Oct 2026

Rethinking Pre-pretraining

We report that allocating compute to synthetic pre-pretraining (PPT) never outperforms pure natural-language training in our compute-matched experiments. This holds across four PPT curricula (k-Dyck, neural cellular automata (NCA), declarative reference corpora, and code) and three training regimes: data-constrained, d...

Alexander Stern, Tim Rocktäschel, Acyr F. Locatelli et al. · 0 citations

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