{"type": "article", "title": "HOBA: Hierarchical On-Policy Bidding Agents for Adaptive Online Advertising", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/hoba-hierarchical-on-policy-bidding-agents-for-adaptive-online-advertising", "original_source": "https://arxiv.org/abs/2607.24779", "published": "2026-07-29T04:00:00+00:00", "accessed": "2026-07-29", "id": "hoba-hierarchical-on-policy-bidding-agents-for-adaptive-online-advertising"}