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arxiv_cs_ai · Oct 14, 2026 · paper
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Lifted State Policy Optimization: Internalizing Self-Correction through Transition Geometry
arxiv.orgOct 14, 2026
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In brief
Preference optimization ranks final answers and trajectory RL maximizes aggregate returns, yet neither credits the local change that turns a flawed reasoning state into a better one. We introduce Lifted State Policy O...
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