{"type": "article", "title": "UP-NRPA: User Portrait based Nested Rollout Policy Adaptation for Planning with Large Language Models in Goal-oriented Dialogue Systems", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/up-nrpa-user-portrait-based-nested-rollout-policy-adaptation-for-planning-with", "original_source": "https://arxiv.org/abs/2606.13683", "published": "2026-06-15T04:00:00+00:00", "accessed": "2026-06-15", "id": "up-nrpa-user-portrait-based-nested-rollout-policy-adaptation-for-planning-with"}