Preprint
Aug 2026
Task-Adaptive Rubrics for GUI Reward Modeling
Recent studies on GUI agents have increasingly focused on outcome reward modeling, which assigns outcome rewards by judging whether an executed trajectory satisfies the success criteria implied by the user instruction. Existing GUI reward verifiers, however, often under-specify how these criteria should be constructed...
Tao Xiong, Xavier Hu, Wen-Kai Wang et al.
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