user identity | BestHub

Xianyu Technology

Aug 25, 2021 · Backend Development

Designing an Extensible User Identity and Benefits System: Xianyu App Case Study

The article presents a case study of Xianyu’s extensible user identity and benefits system, explaining how tiered identities grant differentiated product permissions and signal user influence, while detailing an authentication service with three extension points for condition judgment, validation, and audit handling, enabling flexible integration and unified state management.

Backend developmentXianyuauthentication service

0 likes · 7 min read

Designing an Extensible User Identity and Benefits System: Xianyu App Case Study

58 Tech

Dec 25, 2020 · Artificial Intelligence

User Identity Recognition on Internet Platforms: Solving Cold‑Start with Keyword Matching, XGBoost, TextCNN, and an Improved Wide & Deep Model

This article presents a comprehensive study on C‑side user identity recognition for internet platforms, addressing cold‑start and sample‑scarcity challenges by comparing keyword matching, XGBoost, TextCNN, a fusion model, and an improved Wide & Deep architecture, showing that the latter achieves the highest F1 score of 80.67%.

Cold StartTextCNNXGBoost

0 likes · 13 min read

User Identity Recognition on Internet Platforms: Solving Cold‑Start with Keyword Matching, XGBoost, TextCNN, and an Improved Wide & Deep Model