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@Phoenixyin13: The now-famous PPO, one of the core alignment algorithms underlying ChatGPT, was actually rejected by the top AI conference NIPS (now NeurIPS) in 2017. Even more ironic is the reviewers' reasoning: limited novelty, insufficient improvement over baselines. This phenomenon directly tears off the veil of academia...

X AI KOLs Timeline ↗ · 2026-06-18 Cached

The article recounts how PPO, as one of the core alignment algorithms of ChatGPT, was rejected by the top AI conference NIPS in 2017 on grounds of limited novelty and insufficient improvement, revealing the drawbacks of academic peer review.

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