ATLAS: Adaptive Transfer Scaling Laws for Multilingual Pretraining, Finetuning, and Decoding the Curse of Multilinguality - Longpre, Shayne; Kudugunta, Sneha; Muennighoff, Niklas; Hsu, I-Hung; Caswell, Isaac; Pentland, Alex; Arik, Sercan; Lee, Chen-Yu; Ebrahimi, Sayna (International Conference on Learning Representations, 2026)