04:00
2026-10-15
machinebrief.com
artificial-intelligence
PA1-OPD: One-Step Prefix-Augmented On-Policy Distillation for Language Model Pretraining
Researchers introduced PA1-OPD, a one-step prefix-augmented on-policy distillation method that adds teacher feedback after one student-sampled transition per selected corpus prefix, according to the a…