Construction and Application of Meituan's Life Service Knowledge Graph

This article details Meituan's "Meituan Brain" initiative, describing the roadmap and techniques for building large-scale life‑service knowledge graphs—including tag and dish graphs—through data mining, semantic extraction, synonym discovery, graph neural networks, and their integration into search, recommendation, and question‑answering systems.

AIGraph Neural NetworkMeituan

0 likes · 14 min read

Construction and Application of Meituan's Life Service Knowledge Graph

DataFunTalk

Jun 3, 2022 · Artificial Intelligence

Construction and Application of Meituan's Life‑Service Knowledge Graph

This article explains Meituan's 'Meituan Brain' initiative, detailing the construction of life‑service knowledge graphs—including tag and dish graphs—through data mining, semantic extraction, synonym discovery, graph labeling, and applications such as open QA, search ranking, and recommendation using AI and GNN techniques.

AIGraph Neural Networkknowledge graph

0 likes · 13 min read

58 Tech

May 24, 2021 · Artificial Intelligence

Tag Extraction for 58 Yellow Pages Posts Using Sequence Labeling and Model Optimization

This article describes a complete solution for extracting and normalizing tags from 58 Yellow Pages service posts, covering candidate word acquisition, sequence‑labeling models such as CRF and BERT‑CRF, hierarchical softmax optimization for massive label spaces, and experimental results on both post content and user reviews.

BERTCRFhierarchical softmax

0 likes · 20 min read

Tag Extraction for 58 Yellow Pages Posts Using Sequence Labeling and Model Optimization

Mafengwo Technology

Mar 8, 2019 · Artificial Intelligence

How Dynamic Template Matching Transforms User Review Tag Extraction

This article explains a flexible template‑matching approach that dynamically extracts concise, user‑friendly tags from online travel reviews, detailing the system architecture, key concepts, step‑by‑step implementation, and matching rules that improve recall and relevance.

AINLPTemplate Matching

0 likes · 15 min read

How Dynamic Template Matching Transforms User Review Tag Extraction