Author

Chao Wang

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#natural language process... May 2026

Where Does Long-Context Supervision Actually Go? Effective-Context Exposure Balancing

ExACT, a supervision-allocation objective that assigns extra weight to long effective-context targets by inverse frequency within the long tail, supports a supervision-centric thesis: long-context adaptation depends on how strongly training supervises long-context predictions.

Jinchang Zhu, Jindong Li, Chengyu Zou et al. · arXiv.org · 4 citations