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From the 1 of 5 linked papers with an AI index.

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5 papers

cs.IR2026

OneModel: A Unified Foundation for Platform-Scale Multi-Scenario Ranking

Yinqi Zhang, Peiyu Hu, Yuntian Tang +16

Platform-scale recommender systems often span multiple business streams such as organic recommendation, advertising, and merchant services, where user behaviors form a continuous c…

cs.AI2026

FedCGR: Federated Cross-Domain Generative Recommendation

Zhuodong Liu, Hugen Lv, Xiangyu Li +2

Cross-domain recommendation (CDR) transfers preference knowledge across related domains, but federated deployment makes cross-domain alignment difficult because the behavioral anch…

cs.IR2026

Hierarchical Latent Reasoning for LLM-based Recommendation

Peiyu Hu, Siying Gu, Weihai Lu +8

The paper introduces HiLaR, a framework that uses hierarchical latent reasoning and layer-aware reinforcement optimization to improve recommendation performance of large language m…

cs.IR2025

From IDs to Semantics: A Generative Framework for Cross-Domain Recommendation with Adaptive Semantic Tokenization

Peiyu Hu, Wayne Lu, Jia Wang

Cross-domain recommendation (CDR) is crucial for improving recommendation accuracy and generalization, yet traditional methods are often hindered by the reliance on shared user/ite…

cs.IR2025

Customized Retrieval-Augmented Generation with LLM for Debiasing Recommendation Unlearning

Haichao Zhang, Chong Zhang, Peiyu Hu +2

Modern recommender systems face a critical challenge in complying with privacy regulations like the 'right to be forgotten': removing a user's data without disrupting recommendatio…