activity
20222026
most citedDHEN: A Deep and Hierarchical Ensemble Network for Large-Scale Click-Through Rate Prediction

9 citations · 13 across the 13 of their papers we have counts for

collaborators

15 papers

cs.AI2026

Heterogeneous Agentic Coevolution

Wenqian Ye, Ziwei Guan, Zi Yang +14

Recent advances in self-improving LLM agents have demonstrated the potential of AI systems that drive their own intelligence. However, many domain-specific applications rely on spe…

cs.LG2026

ROCS: Request-Oriented Compute Sharing for Efficient Large-Scale Recommendation

Yuxin Chen, Liang Luo, Buyun Zhang +44

Modern recommendation models gain prediction quality by scaling feature-interaction and sequence modules, but production cost constraints cap how far systems can scale. In this wor…

cs.IR2026

ReasonRec: A Reasoning-Augmented Multimodal Agent for Unified Recommendation

Yihua Zhang, Mingfu Liang, Jiyan Yang +11

Recent advances in multimodal recommenders excel at feature fusion but remain opaque and inefficient decision-makers, lacking explicit reasoning and self-awareness of uncertainty.…

cs.LG2026

LoKA: Low-precision Kernel Applications for Recommendation Models At Scale

Liang Luo, Yinbin Ma, Quanyu Zhu +21

Recent GPU generations deliver significantly higher FLOPs using lower-precision arithmetic, such as FP8. While successfully applied to large language models (LLMs), its adoption in…

cs.LG2026

Implicit Turn-Wise Policy Optimization for Proactive User-LLM Interaction

Haoyu Wang, Yuxin Chen, Liang Luo +3

Multi-turn human-AI collaboration is fundamental to deploying interactive services such as adaptive tutoring, conversational recommendation, and professional consultation. However,…

cs.IR2025

Meta Lattice: Model Space Redesign for Cost-Effective Industry-Scale Ads Recommendations

Liang Luo, Yuxin Chen, Zhengyu Zhang +39

The rapidly evolving landscape of products, surfaces, policies, and regulations poses significant challenges for deploying state-of-the-art recommendation models at industry scale,…

cs.IR2025

External Large Foundation Model: How to Efficiently Serve Trillions of Parameters for Online Ads Recommendation

Mingfu Liang, Xi Liu, Rong Jin +104

Ads recommendation is a prominent service of online advertising systems and has been actively studied. Recent studies indicate that scaling-up and advanced design of the recommenda…

cs.IR2025★ 1 cited

The Efficiency vs. Accuracy Trade-off: Optimizing RAG-Enhanced LLM Recommender Systems Using Multi-Head Early Exit

Huixue Zhou, Hengrui Gu, Xi Liu +15

The deployment of Large Language Models (LLMs) in recommender systems for predicting Click-Through Rates (CTR) necessitates a delicate balance between computational efficiency and…

cs.IR2024★ 1 cited

InterFormer: Effective Heterogeneous Interaction Learning for Click-Through Rate Prediction

Zhichen Zeng, Xiaolong Liu, Mengyue Hang +25

Click-through rate (CTR) prediction, which predicts the probability of a user clicking an ad, is a fundamental task in recommender systems. The emergence of heterogeneous informati…

cs.LG2024★ 1 cited

Disaggregated Multi-Tower: Topology-aware Modeling Technique for Efficient Large-Scale Recommendation

Liang Luo, Buyun Zhang, Michael Tsang +11

We study a mismatch between the deep learning recommendation models' flat architecture, common distributed training paradigm and hierarchical data center topology. To address the a…

cs.LG2024★ 1 cited

Wukong: Towards a Scaling Law for Large-Scale Recommendation

Buyun Zhang, Liang Luo, Yuxin Chen +12

Scaling laws play an instrumental role in the sustainable improvement in model quality. Unfortunately, recommendation models to date do not exhibit such laws similar to those obser…

cs.IR2023

AutoML for Large Capacity Modeling of Meta's Ranking Systems

Hang Yin, Kuang-Hung Liu, Mengying Sun +16

Web-scale ranking systems at Meta serving billions of users is complex. Improving ranking models is essential but engineering heavy. Automated Machine Learning (AutoML) can release…

cs.LG2023

Rankitect: Ranking Architecture Search Battling World-class Engineers at Meta Scale

Wei Wen, Kuang-Hung Liu, Igor Fedorov +19

Neural Architecture Search (NAS) has demonstrated its efficacy in computer vision and potential for ranking systems. However, prior work focused on academic problems, which are eva…

cs.IR2023

DistDNAS: Search Efficient Feature Interactions within 2 Hours

Tunhou Zhang, Wei Wen, Igor Fedorov +8

Search efficiency and serving efficiency are two major axes in building feature interactions and expediting the model development process in recommender systems. On large-scale ben…

cs.IR2022★ 9 cited

DHEN: A Deep and Hierarchical Ensemble Network for Large-Scale Click-Through Rate Prediction

Buyun Zhang, Liang Luo, Xi Liu +14

Learning feature interactions is important to the model performance of online advertising services. As a result, extensive efforts have been devoted to designing effective architec…