Evolution of Baidu Visual Search Architecture: Stack Upgrade, Full‑Link Refactoring, and Stability Enhancements
Baidu Visual Search upgraded its PHP/HHVM stack to Golang, introduced a Backend‑For‑Frontend layer, refactored presentation and system modules with the GDP framework and ExGraph, and built comprehensive monitoring and self‑healing tools, delivering a modular, scalable, and stable AI‑driven search platform.