AntTech

Jul 12, 2023 · Artificial Intelligence

Hybrid Embedding Architecture for Large‑Scale Sparse CTR Models

This article describes the Hybrid Embedding solution proposed by Ant AI Infra to address storage, resource, and feature‑governance challenges of massive sparse CTR models, detailing its multi‑layer storage design, KV‑based parameter server, and performance gains in large‑scale recommendation systems.