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Related papers: Customized Conversational Recommender Systems

200 papers

Research and development on conversational recommender systems (CRSs) critically depends on sound and reliable evaluation methodologies. However, the interactive nature of these systems poses significant challenges for automatic evaluation.…

Information Retrieval · Computer Science 2025-10-08 Nolwenn Bernard , Krisztian Balog

Traditional recommender systems estimate user preference on items purely based on historical interaction records, thus failing to capture fine-grained yet dynamic user interests and letting users receive recommendation only passively.…

Information Retrieval · Computer Science 2023-05-02 Xuhui Ren , Tong Chen , Quoc Viet Hung Nguyen , Lizhen Cui , Zi Huang , Hongzhi Yin

Conversational Recommender System (CRS), which aims to recommend high-quality items to users through interactive conversations, has gained great research interest recently. A CRS is usually composed of a recommendation module and a…

Computation and Language · Computer Science 2022-10-10 Lingzhi Wang , Huang Hu , Lei Sha , Can Xu , Kam-Fai Wong , Daxin Jiang

We present an extensible user simulation toolkit to facilitate automatic evaluation of conversational recommender systems. It builds on an established agenda-based approach and extends it with several novel elements, including user…

Information Retrieval · Computer Science 2023-01-25 Jafar Afzali , Aleksander Mark Drzewiecki , Krisztian Balog , Shuo Zhang

The chit-chat-based conversational recommendation systems (CRS) provide item recommendations to users through natural language interactions. To better understand user's intentions, external knowledge graphs (KG) have been introduced into…

Computation and Language · Computer Science 2021-05-19 Tong Zhang , Yong Liu , Peixiang Zhong , Chen Zhang , Hao Wang , Chunyan Miao

Sequential Recommendation Systems (SRS) have become essential in many real-world applications. However, existing SRS methods often rely on collaborative filtering signals and fail to capture real-time user preferences, while Conversational…

Information Retrieval · Computer Science 2025-09-12 Yifan Wang , Shen Gao , Jiabao Fang , Rui Yan , Billy Chiu , Shuo Shang

The conversational recommendation system (CRS) has been criticized regarding its user experience in real-world scenarios, despite recent significant progress achieved in academia. Existing evaluation protocols for CRS may prioritize…

Computation and Language · Computer Science 2024-05-07 Chen Huang , Peixin Qin , Yang Deng , Wenqiang Lei , Jiancheng Lv , Tat-Seng Chua

Conversational recommender systems offer the promise of interactive, engaging ways for users to find items they enjoy. We seek to improve conversational recommendation via three dimensions: 1) We aim to mimic a common mode of human…

Computation and Language · Computer Science 2021-12-13 Shuyang Li , Bodhisattwa Prasad Majumder , Julian McAuley

The growing popularity of language models has sparked interest in conversational recommender systems (CRS) within both industry and research circles. However, concerns regarding biases in these systems have emerged. While individual…

Information Retrieval · Computer Science 2023-09-07 Armin Moradi , Golnoosh Farnadi

Conversational Recommendation System (CRS) is a rapidly growing research area that has gained significant attention alongside advancements in language modelling techniques. However, the current state of conversational recommendation faces…

Computation and Language · Computer Science 2023-10-26 Xi Wang , Hossein A. Rahmani , Jiqun Liu , Emine Yilmaz

Growing attention has been paid in Conversational Recommendation System (CRS), which works as a conversation-based and recommendation task-oriented tool to provide items of interest and explore user preference. However, existing work in CRS…

Artificial Intelligence · Computer Science 2022-08-19 Bingbing Wen , Xiaoning Bu , Chirag Shah

While language models (LMs) offer great potential for conversational recommender systems (CRSs), the paucity of public CRS data makes fine-tuning LMs for CRSs challenging. In response, LMs as user simulators qua data generators can be used…

Computation and Language · Computer Science 2025-10-06 Moonkyung Ryu , Chih-Wei Hsu , Yinlam Chow , Mohammad Ghavamzadeh , Craig Boutilier

Conversational recommender systems aim to interactively support online users in their information search and decision-making processes in an intuitive way. With the latest advances in voice-controlled devices, natural language processing,…

Information Retrieval · Computer Science 2022-10-31 Dietmar Jannach

In recent years, conversational recommender system (CRS) has received much attention in the research community. However, existing studies on CRS vary in scenarios, goals and techniques, lacking unified, standardized implementation or…

Computation and Language · Computer Science 2021-01-05 Kun Zhou , Xiaolei Wang , Yuanhang Zhou , Chenzhan Shang , Yuan Cheng , Wayne Xin Zhao , Yaliang Li , Ji-Rong Wen

Conversational recommender systems (CRS) aim to employ natural language conversations to suggest suitable products to users. Understanding user preferences for prospective items and learning efficient item representations are crucial for…

Information Retrieval · Computer Science 2022-12-16 Dongding Lin , Jian Wang , Wenjie Li

Conversational Recommender System (CRS) interacts with users through natural language to understand their preferences and provide personalized recommendations in real-time. CRS has demonstrated significant potential, prompting researchers…

Artificial Intelligence · Computer Science 2024-03-26 Lixi Zhu , Xiaowen Huang , Jitao Sang

Conversational recommenders are emerging as a powerful tool to personalize a user's recommendation experience. Through a back-and-forth dialogue, users can quickly hone in on just the right items. Many approaches to conversational…

Information Retrieval · Computer Science 2023-02-15 Allen Lin , Ziwei Zhu , Jianling Wang , James Caverlee

Conversational recommender system (CRS) interacts with users through multi-turn dialogues in natural language, which aims to provide high-quality recommendations for user's instant information need. Although great efforts have been made to…

Information Retrieval · Computer Science 2023-10-27 Chenzhan Shang , Yupeng Hou , Wayne Xin Zhao , Yaliang Li , Jing Zhang

Conversational recommender systems (CRSs) capture user preference through textual information in dialogues. However, they suffer from data sparsity on two fronts: the dialogue space is vast and linguistically diverse, while the item space…

Information Retrieval · Computer Science 2025-07-02 Sixiao Zhang , Mingrui Liu , Cheng Long , Wei Yuan , Hongxu Chen , Xiangyu Zhao , Hongzhi Yin

Training conversational recommender systems (CRS) requires extensive dialogue data, which is challenging to collect at scale. To address this, researchers have used simulated user-recommender conversations. Traditional simulation approaches…

Artificial Intelligence · Computer Science 2026-03-20 Jerome Ramos , Feng Xia , Xi Wang , Shubham Chatterjee , Xiao Fu , Hossein A. Rahmani , Aldo Lipani