DataFunTalk

Feb 13, 2026 · Artificial Intelligence

HyFormer: Unified Sequence Modeling and Feature Interaction for Recommendations

HyFormer, a novel hybrid Transformer framework introduced by ByteDance’s TikTok search team, integrates sequence modeling and feature interaction into a unified alternating optimization process, enhancing representation power and scaling efficiency for ultra‑long user behavior sequences and high‑dimensional heterogeneous features, leading to significant offline and online performance gains.