Proactive Instance Navigation with Comparative Judgment for Ambiguous User Queries

arXiv:2605.06223v1 Announce Type: new Abstract: Natural-language instance navigation becomes challenging when the initial user request does not uniquely specify the target instance. A practical agent should reduce the user's burden by actively asking only the information needed to distinguish the target from similar distractors, rather than requiring a detailed description upfront. Existing approaches often fall short of this goal: they may stop at the first plausible candidate before sufficient