Meituan Technology Team

Jul 20, 2023 · Artificial Intelligence

Novelty Recommendation for Meituan Food Delivery: System Design, Challenges, and Solutions

Meituan’s food‑delivery team built a novelty‑focused recommendation pipeline—combining dual‑tower recall, novelty‑aware ranking, personalized mixed‑ranking weights, and reinforcement‑learning insertion—to surface merchants unseen by users, achieving 19% higher exposure novelty, 25% more order novelty, and improved ratings while keeping RPM loss under 0.5%.