Beyond Negative Rollouts: Positive-Only Policy Optimization with Implicit Negative Gradients

Mingwei Xu, Hao Fang

By Callan Zhang · May 7, 2026 · Editorial standards →

Summarised from the primary source with AI assistance under human editorial oversight. Turing Wire is not a primary source — read the original for the authoritative account.

Source: arXiv cs.CL