Let extquotesingle s (not) just put things in Context: Test-time Training for Long-context LLMs - Bansal, Rachit; Zhang, Aston; Tiwari, Rishabh; Madaan, Lovish; Duvvuri, Venkata Sai Surya Subramanyam; Khatri, Devvrit; Brandfonbrener, David; Alvarez-Melis, David; Bhargava, Prajjwal; Kale, Mihir; Jelassi, Samy (International Conference on Learning Representations, 2026)