retrieval model

58 Tech

Mar 1, 2021 · Artificial Intelligence

Intelligent QABot for 58.com: Classification and Retrieval Model Exploration

This article describes how 58.com’s AI Lab built and continuously improved the QABot intelligent customer‑service system by designing classification and retrieval models, evaluating FastText, LSTM‑DSSM, BERT and a self‑developed SPTM framework, and finally fusing them to boost answer rates and user experience.