SKPO improves outcome-based RL for reasoning by adding skip connections that let models bypass flawed early reasoning while preserving access to the original problem, yielding 3.91-6.17% relative gains and higher-quality intermediate steps.
how easy is it to reach a correct answer from this intermediate state
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Skip-Connected Policy Optimization for Implicit Advantage
SKPO improves outcome-based RL for reasoning by adding skip connections that let models bypass flawed early reasoning while preserving access to the original problem, yielding 3.91-6.17% relative gains and higher-quality intermediate steps.