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Jubayer Ibn Hamid

Equal-contribution first author of SPIRAL. Public homepage lists Stanford CS PhD status, SAIL, Google student researcher role, and advisors Dorsa Sadigh and Chelsea Finn.

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Jul 03, 2026

SPIRAL: Learning to Search and Aggregate

SPIRAL 从共享策略生成的 8 条 search traces 中随机抽取 4 个互异的四元集合，再为每个集合生成 4 条 aggregation traces；它用集合聚合成功率的 participation averaged advantage 更新搜索轨迹，并用同集合内中心化 reward 更新聚合轨迹，从而把 parallel search 与 model based aggregation 放进同一个最终答案 rewar...

2606.23595-spiral-learning-search-aggregate Test-Time ScalingCredit AssignmentRL Algorithm