Meituan Technology Team

Jul 4, 2024 · Artificial Intelligence

Meituan Search Advertising: Evolution of Recall Strategies and Generative Approaches

Meituan’s search advertising has progressed from rule‑based keyword mining to hierarchical recall that partitions traffic and supply, and now to generative recall using large language models, chain‑of‑thought generation, diffusion‑enhanced multimodal vectors, and knowledge distillation, expanding the decision space while tackling compute and ROI challenges.