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Related papers: ULMRec: User-centric Large Language Model for Sequ…

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Large language models (LLMs) have shown strong potential in recommendation tasks due to their strengths in language understanding, reasoning and knowledge integration. These capabilities are especially beneficial for review-based…

Computation and Language · Computer Science 2025-09-03 Kaiwen Wei , Jinpeng Gao , Jiang Zhong , Yuming Yang , Fengmao Lv , Zhenyang Li

A critical factor in the success of decision support systems is the accurate modeling of user preferences. Psychology research has demonstrated that users often develop their preferences during the elicitation process, highlighting the…

Human-Computer Interaction · Computer Science 2024-10-03 Connor Lawless , Jakob Schoeffer , Lindy Le , Kael Rowan , Shilad Sen , Cristina St. Hill , Jina Suh , Bahareh Sarrafzadeh

Sequential recommendation problems have received increasing attention in research during the past few years, leading to the inception of a large variety of algorithmic approaches. In this work, we explore how large language models (LLMs),…

Information Retrieval · Computer Science 2023-09-19 Jesse Harte , Wouter Zorgdrager , Panos Louridas , Asterios Katsifodimos , Dietmar Jannach , Marios Fragkoulis

Large Language Models (LLMs) have emerged as powerful tools in the field of Natural Language Processing (NLP) and have recently gained significant attention in the domain of Recommendation Systems (RS). These models, trained on massive…

Information Retrieval · Computer Science 2024-06-19 Likang Wu , Zhi Zheng , Zhaopeng Qiu , Hao Wang , Hongchao Gu , Tingjia Shen , Chuan Qin , Chen Zhu , Hengshu Zhu , Qi Liu , Hui Xiong , Enhong Chen

Sequential recommendation plays an increasingly important role in many e-commerce services such as display advertisement and online shopping. With the rapid development of these services in the last two decades, users have accumulated a…

Information Retrieval · Computer Science 2021-06-01 Yongji Wu , Lu Yin , Defu Lian , Mingyang Yin , Neil Zhenqiang Gong , Jingren Zhou , Hongxia Yang

As LLMs become capable of complex tasks, there is growing potential for personalized interactions tailored to the subtle and idiosyncratic preferences of the user. We present a public benchmark, PersonalLLM, focusing on adapting LLMs to…

Machine Learning · Computer Science 2025-02-25 Thomas P. Zollo , Andrew Wei Tung Siah , Naimeng Ye , Ang Li , Hongseok Namkoong

We propose a novel recommender framework, MuSTRec (Multimodal and Sequential Transformer-based Recommendation), that unifies multimodal and sequential recommendation paradigms. MuSTRec captures cross-item similarities and collaborative…

Information Retrieval · Computer Science 2026-02-10 Bucher Sahyouni , Matthew Vowels , Liqun Chen , Simon Hadfield

The emergence of large language models (LLMs) has revolutionized the capabilities of text comprehension and generation. Multi-modal generation attracts great attention from both the industry and academia, but there is little work on…

Information Retrieval · Computer Science 2024-04-16 Xiaoteng Shen , Rui Zhang , Xiaoyan Zhao , Jieming Zhu , Xi Xiao

Recently, sequential recommendation has been adapted to the LLM paradigm to enjoy the power of LLMs. LLM-based methods usually formulate recommendation information into natural language and the model is trained to predict the next item in…

Information Retrieval · Computer Science 2024-02-16 Hanbing Wang , Xiaorui Liu , Wenqi Fan , Xiangyu Zhao , Venkataramana Kini , Devendra Yadav , Fei Wang , Zhen Wen , Jiliang Tang , Hui Liu

Large language model (LLM)-based recommender models that bridge users and items through textual prompts for effective semantic reasoning have gained considerable attention. However, few methods consider the underlying rationales behind…

Computation and Language · Computer Science 2025-01-09 Xinfeng Wang , Jin Cui , Yoshimi Suzuki , Fumiyo Fukumoto

Large Language Models (LLMs) demonstrate remarkable capabilities in leveraging comprehensive world knowledge and sophisticated reasoning mechanisms for recommendation tasks. However, a notable limitation lies in their inability to…

Information Retrieval · Computer Science 2025-04-15 Zihan Wang , Jinghao Lin , Xiaocui Yang , Yongkang Liu , Shi Feng , Daling Wang , Yifei Zhang

Most existing recommender systems represent a user's preference with a feature vector, which is assumed to be fixed when predicting this user's preferences for different items. However, the same vector cannot accurately capture a user's…

Information Retrieval · Computer Science 2019-08-22 Fan Liu , Zhiyong Cheng , Changchang Sun , Yinglong Wang , Liqiang Nie , Mohan Kankanhalli

This paper explores the effectiveness of using large language models (LLMs) for personalized movie recommendations from users' perspectives in an online field experiment. Our study involves a combination of between-subject prompt and…

Information Retrieval · Computer Science 2024-05-01 Ruixuan Sun , Xinyi Li , Avinash Akella , Joseph A. Konstan

Recommender systems aim to provide personalized item recommendations by capturing user behaviors derived from their interaction history. Considering that user interactions naturally occur sequentially based on users' intents in mind, user…

Information Retrieval · Computer Science 2025-01-14 Yijin Choi , Chiehyeon Lim

The success of recommender systems in modern online platforms is inseparable from the accurate capture of users' personal tastes. In everyday life, large amounts of user feedback data are created along with user-item online interactions in…

Machine Learning · Computer Science 2019-06-25 Xiao Zhou , Danyang Liu , Jianxun Lian , Xing Xie

Large Language Models (LLMs) have become powerful foundations for generative recommender systems, framing recommendation tasks as text generation tasks. However, existing generative recommendation methods often rely on discrete ID-based…

Information Retrieval · Computer Science 2026-03-24 Jerome Ramos , Bin Wu , Aldo Lipani

Recommendation systems aim to learn user interests from historical behaviors and deliver relevant items. Recent methods leverage large language models (LLMs) to construct and integrate semantic representations of users and items for…

Information Retrieval · Computer Science 2026-03-17 Xiaofei Zhu , Jinfei Chen , Feiyang Yuan , Zhou Yang

Recommendation system plays an important role in online web applications. Sequential recommender further models user short-term preference through exploiting information from latest user-item interaction history. Most of the sequential…

Information Retrieval · Computer Science 2020-09-14 Ye Tao , Can Wang , Lina Yao , Weimin Li , Yonghong Yu

Sequential recommender systems have achieved significant success in modeling temporal user behavior but remain limited in capturing rich user semantics beyond interaction patterns. Large Language Models (LLMs) present opportunities to…

Traditional recommender systems (RecSys) primarily infer user preferences from implicit signals (such as clicks, watches, and purchases), often neglecting the rich explicit contextual feedback users provide through verbal text, like…