Conference
2026
When Verification Hurts: The Cost of Overriding Abstention in Two-Stage Web Agents
This study cautions against transplanting verification into grounding pipelines and identifies calibrated abstention as a property worth preserving and proposes an abstention-aware verifier that intervenes only under sufficient candidate coverage and confidence.
Duchen Li
· Poster Volume 0008 The 2026... · 0 citations