Tencent Cloud Developer

Dec 26, 2019 · Artificial Intelligence

WeChat Scan-to-Identify (Scan Object) Feature: Overview, Technical Architecture, Data Construction, and Algorithmic Advances

WeChat’s iOS Scan‑to‑Identify feature lets users point a camera at any product or scene to instantly retrieve related e‑commerce, encyclopedia or news content, using a four‑pipeline architecture that builds massive annotated and deduplicated databases, advanced RetinaNet‑based detection, multi‑task metric learning, and scalable training, deployment and scheduling platforms, with plans to extend into domains like facial, vehicle and plant recognition.