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Related papers: Towards Topic-Guided Conversational Recommender Sy…

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Recommendation systems (RecSys) are designed to connect users with relevant items from a vast pool of candidates while aligning with the business goals of the platform. A typical industrial RecSys is composed of two main stages, retrieval…

Information Retrieval · Computer Science 2024-12-19 Chi Liu , Jiangxia Cao , Rui Huang , Kuo Cai , Weifeng Ding , Qiang Luo , Kun Gai , Guorui Zhou

Conversational and question-based recommender systems have gained increasing attention in recent years, with users enabled to converse with the system and better control recommendations. Nevertheless, research in the field is still limited,…

Information Retrieval · Computer Science 2020-06-01 Jie Zou , Yifan Chen , Evangelos Kanoulas

Many studies in recommender systems (RecSys) adopt a general problem definition, i.e., to recommend preferred items to users based on past interactions. Such abstraction often lacks the domain-specific nuances necessary for practical…

Information Retrieval · Computer Science 2025-10-31 Aixin Sun

Conversational Recommender System (CRS) leverages real-time feedback from users to dynamically model their preferences, thereby enhancing the system's ability to provide personalized recommendations and improving the overall user…

Human-Computer Interaction · Computer Science 2024-05-15 Lixi Zhu , Xiaowen Huang , Jitao Sang

We propose RecSim, a configurable platform for authoring simulation environments for recommender systems (RSs) that naturally supports sequential interaction with users. RecSim allows the creation of new environments that reflect particular…

Machine Learning · Computer Science 2019-09-27 Eugene Ie , Chih-wei Hsu , Martin Mladenov , Vihan Jain , Sanmit Narvekar , Jing Wang , Rui Wu , 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

Recommender Systems (RecSys) have become indispensable in numerous applications, profoundly influencing our everyday experiences. Despite their practical significance, academic research in RecSys often abstracts the formulation of research…

Information Retrieval · Computer Science 2024-06-25 Aixin Sun

Click-Through Rate (CTR) prediction on cold users is a challenging task in recommender systems. Recent researches have resorted to meta-learning to tackle the cold-user challenge, which either perform few-shot user representation learning…

Information Retrieval · Computer Science 2022-10-31 Yanyan Shen , Lifan Zhao , Weiyu Cheng , Zibin Zhang , Wenwen Zhou , Kangyi Lin

News recommender systems (NRS) have been widely applied for online news websites to help users find relevant articles based on their interests. Recent methods have demonstrated considerable success in terms of recommendation performance.…

Information Retrieval · Computer Science 2024-08-12 Dairui Liu , Derek Greene , Irene Li , Xuefei Jiang , Ruihai Dong

Group recommender systems (GRS) are critical in discovering relevant items from a near-infinite inventory based on group preferences rather than individual preferences, like recommending a movie, restaurant, or tourist destination to a…

Accessing suitable datasets is critical for research and development in recommender systems. However, finding datasets that match specific recommendation task or domains remains a challenge due to scattered sources and inconsistent…

Information Retrieval · Computer Science 2025-08-15 Xinyang Shao , Tri Kurniawan Wijaya

E-commerce platforms have a vast catalog of items to cater to their customers' shopping interests. Most of these platforms assist their customers in the shopping process by offering optimized recommendation carousels, designed to help…

Information Retrieval · Computer Science 2025-08-18 Shanu Vashishtha , Abhay Kumar , Lalitesh Morishetti , Kaushiki Nag , Kannan Achan

Session-based recommendation (SR) models aim to recommend top-K items to a user, based on the user's behaviour during the current session. Several SR models are proposed in the literature, however,concerns have been raised about their…

Information Retrieval · Computer Science 2024-10-30 Muskan Gupta , Priyanka Gupta , Lovekesh Vig

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

Conversational Recommender Systems (CRSs) are receiving growing research attention across domains, yet their user experience (UX) evaluation remains limited. Existing reviews largely overlook empirical UX studies, particularly in adaptive…

Information Retrieval · Computer Science 2025-08-07 Raj Mahmud , Yufeng Wu , Abdullah Bin Sawad , Shlomo Berkovsky , Mukesh Prasad , A. Baki Kocaballi

Sequential Recommender Systems (SRSs) have emerged as a highly efficient approach to recommendation systems. By leveraging sequential data, SRSs can identify temporal patterns in user behaviour, significantly improving recommendation…

Conversational Recommender Systems (CRSs) engage users in multi-turn interactions to deliver personalized recommendations. The emergence of large language models (LLMs) further enhances these systems by enabling more natural and dynamic…

Computation and Language · Computer Science 2025-04-18 Xiaoyan Zhao , Yang Deng , Wenjie Wang , Hongzhan lin , Hong Cheng , Rui Zhang , See-Kiong Ng , Tat-Seng Chua

Conversational recommender systems (CRSs) imitate human advisors to assist users in finding items through conversations and have recently gained increasing attention in domains such as media and e-commerce. Like in human communication,…

Human-Computer Interaction · Computer Science 2022-03-25 Wanling Cai , Yucheng Jin , Li Chen

Recommendation systems (RS) aim to retrieve the top-K items most relevant to users, with metrics such as Precision@K and Recall@K commonly used to assess effectiveness. The architecture of an RS model acts as an inductive bias, shaping the…

Information Retrieval · Computer Science 2026-01-27 Sirui Chen , Jiawei Chen , Canghong Jin , Sheng Zhou , Jingbang Chen , Wujie Sun , Can Wang

Conversational recommender systems have demonstrated great success. They can accurately capture a user's current detailed preference -- through a multi-round interaction cycle -- to effectively guide users to a more personalized…

Information Retrieval · Computer Science 2022-08-23 Allen Lin , Ziwei Zhu , Jianling Wang , James Caverlee