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ENTITY SParse Proximal Policy Optimization

SParse Proximal Policy Optimization

PulseAugur coverage of SParse Proximal Policy Optimization — every cluster mentioning SParse Proximal Policy Optimization across labs, papers, and developer communities, ranked by signal.

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  1. RESEARCH · CL_259222 ·

    New SP3O method mitigates Value Flattening in PPO for LLMs

    Researchers have identified a failure mode in Proximal Policy Optimization (PPO) called Value Flattening, where state values estimated by a critic become flat despite sharp changes across intermediate states. This issue…