When to Trust the Answer: Question-Aligned Semantic Nearest Neighbor Entropy for Safer Surgical VQA. - Dennis Pierantozzi; Luca Carlini; Mauro Orazio Drago; Chiara Lena; Cesare Hassan; Elena De Momi; Danail Stoyanov; Sophia Bano; Mobarak I. Hoque (CoRR, 2025)