Hanqing Zhu
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2026
ISO: An RLVR-Native Optimization Stack
This paper introduces Isospectral Optimization (ISO), a new optimization framework for reinforcement learning with verifiable rewards (RLVR), which inherits the base model's weight spectra while optimizing the frames to achieve stronger performance.
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cs.LGcs.AIEmpiricalRecentJul 21, 2026
ISO: An RLVR-Native Optimization Stack
Hanqing Zhu, Wenyan Cong, Zhizhou Sha, Sagnik Mukherjee +7 more
This paper introduces Isospectral Optimization (ISO), a new optimization framework for reinforcement learning with verifiable rewards (RLVR), which inherits the base model's weight spectra while optim…
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