Meituan Technology Team

Mar 23, 2023 · Artificial Intelligence

HiNet: A Hierarchical Information Extraction Network for Multi-Scenario Multi-Task Learning in Recommendation Systems

HiNet, a hierarchical information extraction network combining a scenario‑aware attentive layer and a customized gate‑control layer, jointly learns shared and scenario‑specific representations for multiple recommendation tasks, delivering consistently higher CTR and CTCVR performance across six Meituan restaurant scenarios than strong baselines in both offline and online evaluations.