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Recommender systems have seen significant advancements with the influence of deep learning and graph neural networks, particularly in capturing complex user-item relationships. However, these graph-based recommenders heavily depend on…

Information Retrieval · Computer Science 2024-12-12 Xubin Ren , Wei Wei , Lianghao Xia , Lixin Su , Suqi Cheng , Junfeng Wang , Dawei Yin , Chao Huang

Sequential recommendation systems aim to predict users' next likely interaction based on their history. However, these systems face data sparsity and cold-start problems. Utilizing data from other domains, known as multi-domain methods, is…

Information Retrieval · Computer Science 2025-02-20 Zuoli Tang , Zhaoxin Huan , Zihao Li , Xiaolu Zhang , Jun Hu , Chilin Fu , Jun Zhou , Lixin Zou , Chenliang Li

Self-Attentive Sequential Recommendation (SASRec) effectively captures long-term user preferences by applying attention mechanisms to historical interactions. Concurrently, the rise of Large Language Models (LLMs) has motivated research…

Information Retrieval · Computer Science 2025-07-09 Kechen Liu

Sequential recommendation aims to predict users' future interactions by modeling collaborative filtering (CF) signals from historical behaviors of similar users or items. Traditional sequential recommenders predominantly rely on ID-based…

Information Retrieval · Computer Science 2025-06-30 Yingzhi He , Xiaohao Liu , An Zhang , Yunshan Ma , Tat-Seng Chua

Large Language Models (LLMs) have revolutionized recommendation agents by providing superior reasoning and flexible decision-making capabilities. However, existing methods mainly follow a passive information acquisition paradigm, where…

Information Retrieval · Computer Science 2026-03-11 Haobo Zhang , Yutao Zhu , Kelong Mao , Tianhao Li , Zhicheng Dou

Recent breakthroughs in Large Language Models (LLMs) have led to the emergence of agentic AI systems that extend beyond the capabilities of standalone models. By empowering LLMs to perceive external environments, integrate multimodal…

Artificial Intelligence · Computer Science 2025-03-24 Chengkai Huang , Junda Wu , Yu Xia , Zixu Yu , Ruhan Wang , Tong Yu , Ruiyi Zhang , Ryan A. Rossi , Branislav Kveton , Dongruo Zhou , Julian McAuley , Lina Yao

Large language models (LLM) have recently emerged as a powerful tool for a variety of natural language processing tasks, bringing a new surge of combining LLM with recommendation systems, termed as LLM-based RS. Current approaches generally…

Information Retrieval · Computer Science 2024-03-20 Xiaohan Yu , Li Zhang , Xin Zhao , Yue Wang , Zhongrui Ma

Large Language Models (LLMs) have been integrated into recommender systems to enhance user behavior comprehension. The Retrieval Augmented Generation (RAG) technique is further incorporated into these systems to retrieve more relevant items…

Information Retrieval · Computer Science 2025-03-27 Sichun Luo , Jian Xu , Xiaojie Zhang , Linrong Wang , Sicong Liu , Hanxu Hou , Linqi Song

Large Language Models (LLMs) have emerged as powerful tools for accelerating scientific discovery, yet their static knowledge and hallucination issues hinder autonomous research applications. Recent advances integrate LLMs into agentic…

Artificial Intelligence · Computer Science 2025-12-23 Zeyu Xia , Jinzhe Ma , Congjie Zheng , Shufei Zhang , Yuqiang Li , Hang Su , P. Hu , Changshui Zhang , Xingao Gong , Wanli Ouyang , Lei Bai , Dongzhan Zhou , Mao Su

Rising environmental awareness in e-commerce necessitates recommender systems that not only guide users to sustainable products but also minimize their own digital carbon footprints. Traditional session-based systems, optimized for…

Multiagent Systems · Computer Science 2026-03-12 Hao N. Nguyen , Hieu M. Nguyen , Son Van Nguyen , Nguyen Thi Hanh

The integration of Large Language Models (LLMs) into recommender systems has led to substantial performance improvements. However, this often comes at the cost of diminished recommendation diversity, which can negatively impact user…

Information Retrieval · Computer Science 2025-01-07 Jiaju Chen , Chongming Gao , Shuai Yuan , Shuchang Liu , Qingpeng Cai , Peng Jiang

Agentic recommendations cast recommenders as large language model (LLM) agents that can plan, reason, use tools, and interact with users of varying preferences in web applications. However, most existing agentic recommender systems focus on…

Computation and Language · Computer Science 2026-01-27 Yu Xia , Sungchul Kim , Tong Yu , Ryan A. Rossi , Julian McAuley

Recent advancements in Large Language Models (LLMs) have demonstrated exceptional performance across a wide range of tasks, generating significant interest in their application to recommendation systems. However, existing methods have not…

Computation and Language · Computer Science 2025-04-28 Jieyong Kim , Hyunseo Kim , Hyunjin Cho , SeongKu Kang , Buru Chang , Jinyoung Yeo , Dongha Lee

The unique capabilities of Large Language Models (LLMs), such as the natural language text generation ability, position them as strong candidates for providing explanation for recommendations. However, despite the size of the LLM, most…

Artificial Intelligence · Computer Science 2024-01-19 Behnam Rahdari , Hao Ding , Ziwei Fan , Yifei Ma , Zhuotong Chen , Anoop Deoras , Branislav Kveton

Conversational recommendation (ConvRec) systems must understand rich and diverse natural language (NL) expressions of user preferences and intents, often communicated in an indirect manner (e.g., "I'm watching my weight"). Such complex…

Computation and Language · Computer Science 2024-06-04 Sara Kemper , Justin Cui , Kai Dicarlantonio , Kathy Lin , Danjie Tang , Anton Korikov , Scott Sanner

When users are dissatisfied with recommendations from a recommender system, they often lack fine-grained controls for changing them. Large language models (LLMs) offer a solution by allowing users to guide their recommendations through…

Artificial Intelligence · Computer Science 2025-10-15 Micah Carroll , Adeline Foote , Kevin Feng , Marcus Williams , Anca Dragan , W. Bradley Knox , Smitha Milli

Large language models (LLMs) have demonstrated prominent reasoning capabilities in recommendation tasks by transforming them into text-generation tasks. However, existing approaches either disregard or ineffectively model the user-item…

Information Retrieval · Computer Science 2024-11-19 Xinfeng Wang , Jin Cui , Fumiyo Fukumoto , Yoshimi Suzuki

Benefiting from the strong reasoning capabilities, Large language models (LLMs) have demonstrated remarkable performance in recommender systems. Various efforts have been made to distill knowledge from LLMs to enhance collaborative models,…

Information Retrieval · Computer Science 2024-12-24 Xihong Yang , Heming Jing , Zixing Zhang , Jindong Wang , Huakang Niu , Shuaiqiang Wang , Yu Lu , Junfeng Wang , Dawei Yin , Xinwang Liu , En Zhu , Defu Lian , Erxue Min

In this work, we present a modular and interpretable framework that uses Large Language Models (LLMs) to automate candidate assessment in recruitment. The system integrates diverse sources, including job descriptions, CVs, interview…

Information Retrieval · Computer Science 2026-03-31 Kamer Ali Yuksel , Abdul Basit Anees , Ashraf Elneima , Sanjika Hewavitharana , Mohamed Al-Badrashiny , Hassan Sawaf

Recently, large language models (LLMs) have been widely used as recommender systems, owing to their reasoning capability and effectiveness in handling cold-start items. A common approach prompts an LLM with a target user's purchase history…

Information Retrieval · Computer Science 2026-04-23 Sunwoo Kim , Geon Lee , Kyungho Kim , Jaemin Yoo , Kijung Shin