collaborators

5 papers

cs.IR2026

TSGR: Taobao Search Generative Retrieval

Tianyu Zhan, Gui Ling, Tong Xiong +9

Generative retrieval (GR) has demonstrated strong promise for industrial e-commerce search by training a single autoregressive model to directly generate the Semantic IDs (SIDs) of…

cs.LG2026

xGR: Efficient Generative Recommendation Serving at Scale

Qingxiao Sun, Tongxuan Liu, Shen Zhang +13

Recommendation system delivers substantial economic benefits by providing personalized predictions. Generative recommendation (GR) integrates LLMs to enhance the understanding of l…

cs.IR2026

FORGE: Forming Semantic Identifiers for Generative Retrieval in Industrial Datasets

Kairui Fu, Tao Zhang, Shuwen Xiao +9

Semantic identifiers (SIDs) have gained increasing attention in generative retrieval (GR) for recommendation due to their meaningful semantic discriminability. However, current stu…

cs.IR2026

RASTP: Representation-Aware Semantic Token Pruning for Generative Recommendation with Semantic Identifiers

Tianyu Zhan, Kairui Fu, Zheqi Lv +1

Generative recommendation systems typically leverage Semantic Identifiers (SIDs), which represent each item as a sequence of tokens that encode semantic information. However, repre…

cs.LG2025

CHORD: Customizing Hybrid-precision On-device Model for Sequential Recommendation with Device-cloud Collaboration

Tianqi Liu, Kairui Fu, Shengyu Zhang +5

With the advancement of mobile device capabilities, deploying reranking models directly on devices has become feasible, enabling real-time contextual recommendations. When migratin…