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Related papers: Language-Based User Profiles for Recommendation

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Large Language Models (LLMs) have shown significant potential for improving recommendation systems through their inherent reasoning capabilities and extensive knowledge base. Yet, existing studies predominantly address warm-start scenarios…

Information Retrieval · Computer Science 2026-01-26 Shijun Li , Yu Wang , Jin Wang , Ying Li , Joydeep Ghosh , Anne Cocos

Evaluating personalized recommendations remains a central challenge, especially in long-form audio domains like podcasts, where traditional offline metrics suffer from exposure bias and online methods such as A/B testing are costly and…

Large Language Models (LLMs) have made it possible for recommendation systems to interact with users in open-ended conversational interfaces. In order to personalize LLM responses, it is crucial to elicit user preferences, especially when…

Artificial Intelligence · Computer Science 2025-10-15 Ali Montazeralghaem , Guy Tennenholtz , Craig Boutilier , Ofer Meshi

Explainable recommender systems are designed to elucidate the explanation behind each recommendation, enabling users to comprehend the underlying logic. Previous works perform rating prediction and explanation generation in a multi-task…

Information Retrieval · Computer Science 2025-04-09 Shijie Liu , Ruixing Ding , Weihai Lu , Jun Wang , Mo Yu , Xiaoming Shi , Wei Zhang

Large language models (LLMs) have shown impressive capabilities in natural language understanding and generation. Their potential for deeper user understanding and improved personalized user experience on recommendation platforms is,…

In recent years, Recommender Systems (RS) have witnessed a transformative shift with the advent of Large Language Models (LLMs) in the field of Natural Language Processing (NLP). Models such as GPT-3.5/4, Llama, have demonstrated…

Information Retrieval · Computer Science 2024-10-02 Junyi Chen , Toyotaro Suzumura

In recommender systems, large language models (LLMs) have gained popularity for generating descriptive summarization to improve recommendation robustness, along with Graph Convolution Networks. However, existing LLM-enhanced recommendation…

Information Retrieval · Computer Science 2026-03-18 Moonsoo Park , Seulbeen Je , Donghyeon Park

It is known that user-centered approaches to requirements engineering in general lead to a better suited product for the end-users. LLM4RE provides promising approaches to support the requirements elicitation process (e.g. classification of…

Software Engineering · Computer Science 2026-05-14 Cedric Wellhausen , Laura Reinhardt , Kurt Schneider

Modern large language models (LLMs) are optimized for human-aligned responses using Reinforcement Learning from Human Feedback (RLHF). However, existing RLHF approaches assume a universal preference model and fail to account for individual…

Machine Learning · Computer Science 2025-03-11 Idan Shenfeld , Felix Faltings , Pulkit Agrawal , Aldo Pacchiano

The rapid adoption of large language models (LLMs) in recommender systems (RS) presents new challenges in understanding and evaluating their biases, which can result in unfairness or the amplification of stereotypes. Traditional fairness…

Information Retrieval · Computer Science 2024-09-12 Yashar Deldjoo , Fatemeh Nazary

Large language models (LLMs) have achieved remarkable success across various domains, but effectively incorporating complex and potentially noisy user timeline data into LLMs remains a challenge. Current approaches often involve translating…

Computation and Language · Computer Science 2024-09-11 Lin Ning , Luyang Liu , Jiaxing Wu , Neo Wu , Devora Berlowitz , Sushant Prakash , Bradley Green , Shawn O'Banion , Jun Xie

Recent advancements in explainable recommendation have greatly bolstered user experience by elucidating the decision-making rationale. However, the existing methods actually fail to provide effective feedback signals for potentially better…

Information Retrieval · Computer Science 2025-08-08 Jiakai Tang , Jingsen Zhang , Zihang Tian , Xueyang Feng , Lei Wang , Xu Chen

In the past decades, recommender systems have attracted much attention in both research and industry communities, and a large number of studies have been devoted to developing effective recommendation models. Basically speaking, these…

Information Retrieval · Computer Science 2023-05-12 Junjie Zhang , Ruobing Xie , Yupeng Hou , Wayne Xin Zhao , Leyu Lin , Ji-Rong Wen

Predicting human decision-making in high-stakes environments remains a central challenge for artificial intelligence. While large language models (LLMs) demonstrate strong general reasoning, they often struggle to generate consistent,…

Artificial Intelligence · Computer Science 2026-02-20 Ben Yellin , Ehud Ezra , Mark Foreman , Shula Grinapol

Recently, large language models (LLMs) have been explored for integration with collaborative filtering (CF)-based recommendation systems, which are crucial for personalizing user experiences. However, a key challenge is that LLMs struggle…

Information Retrieval · Computer Science 2025-10-20 Chao Wang , Yixin Song , Jinhui Ye , Chuan Qin , Dazhong Shen , Lingfeng Liu , Xiang Wang , Yanyong Zhang

User profile embedded in the prompt template of personalized recommendation agents play a crucial role in shaping their decision-making process. High-quality user profiles are essential for aligning agent behavior with real user interests.…

Information Retrieval · Computer Science 2025-05-27 Yunxiao Shi , Wujiang Xu , Zeqi Zhang , Xing Zi , Qiang Wu , Min Xu

The application of large language models (LLMs) in recommendation systems has recently gained traction. Traditional recommendation systems often lack explainability and suffer from issues such as popularity bias. Previous research has also…

Information Retrieval · Computer Science 2025-12-04 Yaqi Wang , Haojia Sun , Shuting Zhang

The explainability of recommender systems has attracted significant attention in academia and industry. Many efforts have been made for explainable recommendations, yet evaluating the quality of the explanations remains a challenging and…

Information Retrieval · Computer Science 2024-06-07 Xiaoyu Zhang , Yishan Li , Jiayin Wang , Bowen Sun , Weizhi Ma , Peijie Sun , Min Zhang

The paper underscores the significance of Large Language Models (LLMs) in reshaping recommender systems, attributing their value to unique reasoning abilities absent in traditional recommenders. Unlike conventional systems lacking direct…

Information Retrieval · Computer Science 2024-03-20 Arpita Vats , Vinija Jain , Rahul Raja , Aman Chadha

Large language models (LLMs) have demonstrated significant potential in solving recommendation tasks. With proven capabilities in understanding user preferences, LLM personalization has emerged as a critical area for providing tailored…

Information Retrieval · Computer Science 2025-11-04 Jiarui Chen