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Related papers: LLM Reasoning for Cold-Start Item Recommendation

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Large Language Models (LLMs) have made significant strides in natural language processing and are increasingly being integrated into recommendation systems. However, their potential in educational recommendation systems has yet to be fully…

Information Retrieval · Computer Science 2025-04-14 Boxuan Ma , Md Akib Zabed Khan , Tianyuan Yang , Agoritsa Polyzou , Shin'ichi Konomi

Recommender systems have become increasingly ubiquitous in daily life. While traditional recommendation approaches primarily rely on ID-based representations or item-side content features, they often fall short in capturing the underlying…

Information Retrieval · Computer Science 2025-08-12 Yunze Luo , Yinjie Jiang , Gaode Chen , Xinghua Zhang , Jun Zhang , Jian Liang , Kaigui Bian

Large Language Models (LLMs) with reasoning capabilities have achieved state-of-the-art performance on a wide range of tasks. Despite its empirical success, the tasks and model scales at which reasoning becomes effective, as well as its…

Computation and Language · Computer Science 2025-09-29 Nicolas Boizard , Hippolyte Gisserot-Boukhlef , Kevin El-Haddad , Céline Hudelot , Pierre Colombo

Large language models (LLMs) have achieved substantial progress in processing long contexts but still struggle with long-context reasoning. Existing approaches typically involve fine-tuning LLMs with synthetic data, which depends on…

Computation and Language · Computer Science 2024-11-14 Siheng Li , Cheng Yang , Zesen Cheng , Lemao Liu , Mo Yu , Yujiu Yang , Wai Lam

Large language models (LLMs) have not only revolutionized the field of natural language processing (NLP) but also have the potential to bring a paradigm shift in many other fields due to their remarkable abilities of language understanding,…

Information Retrieval · Computer Science 2024-10-29 Qi Wang , Jindong Li , Shiqi Wang , Qianli Xing , Runliang Niu , He Kong , Rui Li , Guodong Long , Yi Chang , Chengqi Zhang

Reranking is fundamental to information retrieval and retrieval-augmented generation, with recent Large Language Models (LLMs) significantly advancing reranking quality. Most current works rely on large-scale LLMs (>7B parameters),…

Information Retrieval · Computer Science 2026-04-17 Xianming Li , Aamir Shakir , Rui Huang , Tsz-fung Andrew Lee , Julius Lipp , Benjamin Clavié , Jing Li

With the advent of large language models (LLMs), the landscape of recommender systems is undergoing a significant transformation. Traditionally, user reviews have served as a critical source of rich, contextual information for enhancing…

Information Retrieval · Computer Science 2025-12-16 Chee Heng Tan , Huiying Zheng , Jing Wang , Zhuoyi Lin , Shaodi Feng , Huijing Zhan , Xiaoli Li , J. Senthilnath

Reinforcement learning (RL) has become a key technique for enhancing the reasoning abilities of large language models (LLMs), with policy-gradient algorithms dominating the post-training stage because of their efficiency and effectiveness.…

Artificial Intelligence · Computer Science 2025-08-08 Chang Tian , Matthew B. Blaschko , Mingzhe Xing , Xiuxing Li , Yinliang Yue , Marie-Francine Moens

Large language models (LLMs) have rapidly become familiar tools to researchers and practitioners. Concepts such as prompting, temperature, or few-shot examples are now widely recognized, and LLMs are increasingly used in Modeling &…

Artificial Intelligence · Computer Science 2026-02-06 Philippe J. Giabbanelli

Large Language Models (LLMs) have emerged as a promising paradigm for next-generation recommender systems, offering strong semantic understanding and natural-language reasoning abilities. Despite recent progress, current LLM-based…

Information Retrieval · Computer Science 2026-05-11 Shijun Li , Wooseong Yang , Yu Wang , Tianxin Wei , Joydeep Ghosh

Providing explanations within the recommendation system would boost user satisfaction and foster trust, especially by elaborating on the reasons for selecting recommended items tailored to the user. The predominant approach in this domain…

Information Retrieval · Computer Science 2024-02-07 Yicui Peng , Hao Chen , Chingsheng Lin , Guo Huang , Jinrong Hu , Hui Guo , Bin Kong , Shu Hu , Xi Wu , Xin Wang

Large language models (LLMs) are increasingly used as automated judges to evaluate recommendation systems, search engines, and other subjective tasks, where relying on human evaluators can be costly, time-consuming, and unscalable. LLMs…

Computation and Language · Computer Science 2025-02-10 Gerrit J. J. van den Burg , Gen Suzuki , Wei Liu , Murat Sensoy

In this paper, we address the challenge of recipe personalization through ingredient substitution. We make use of Large Language Models (LLMs) to build an ingredient substitution system designed to predict plausible substitute ingredients…

Computation and Language · Computer Science 2024-12-09 Thevin Senath , Kumuthu Athukorala , Ransika Costa , Surangika Ranathunga , Rishemjit Kaur

Large Language Models (LLMs) have been widely applied across multiple domains for their broad knowledge and strong reasoning capabilities. However, applying them to recommendation systems is challenging since it is hard for LLMs to extract…

Information Retrieval · Computer Science 2026-02-05 Yinan Zhang , Zhixi Chen , Jiazheng Jing , Zhiqi Shen

Recommendation systems for Web content distribution intricately connect to the information access and exposure opportunities for vulnerable populations. The emergence of Large Language Models-based Recommendation System (LRS) may introduce…

Information Retrieval · Computer Science 2024-02-26 Meng Jiang , Keqin Bao , Jizhi Zhang , Wenjie Wang , Zhengyi Yang , Fuli Feng , Xiangnan He

Traditional recommender systems (RS) have been primarily optimized for accuracy and short-term engagement, often overlooking transparency and trustworthiness. Recently, platforms such as Amazon and Instagram have begun providing…

Information Retrieval · Computer Science 2026-01-07 Chung Park , Taesan Kim , Hyeongjun Yun , Dongjoon Hong , Junui Hong , Kijung Park , MinCheol Cho , Mira Myong , Jihoon Oh , Min sung Choi

Recommendation systems play a critical role in enhancing user experience and engagement in various online platforms. Traditional methods, such as Collaborative Filtering (CF) and Content-Based Filtering (CBF), rely heavily on past user…

Information Retrieval · Computer Science 2025-01-22 Xiaochuan Xu , Zeqiu Xu , Peiyang Yu , Jiani Wang

In recommender systems, cold-start issues are situations where no previous events, e.g. ratings, are known for certain users or items. In this paper, we focus on the item cold-start problem. Both content information (e.g. item attributes)…

Information Retrieval · Computer Science 2018-05-24 Yu Zhu , Jinhao Lin , Shibi He , Beidou Wang , Ziyu Guan , Haifeng Liu , Deng Cai

Large Language Models (LLMs) have demonstrated exceptional proficiency in text understanding and embedding tasks. However, their potential in multimodal representation, particularly for item-to-item (I2I) recommendations, remains…

Information Retrieval · Computer Science 2025-01-22 Chao Zhang , Haoxin Zhang , Shiwei Wu , Di Wu , Tong Xu , Xiangyu Zhao , Yan Gao , Yao Hu , Enhong Chen

Recent years have witnessed a surge of research on leveraging large language models (LLMs) for sequential recommendation. LLMs have demonstrated remarkable potential in inferring users' nuanced preferences through fine-grained semantic…

Information Retrieval · Computer Science 2025-10-14 Yu Cui , Feng Liu , Jiawei Chen , Canghong Jin , Xingyu Lou , Changwang Zhang , Jun Wang , Yuegang Sun , Can Wang