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Bundle Recommendation (BR) aims at recommending bundled items on online content or e-commerce platform, such as song lists on a music platform or book lists on a reading website. Several graph based models have achieved state-of-the-art…

Information Retrieval · Computer Science 2022-12-22 Shixuan Zhu , Qi Shen , Yiming Zhang , Zhenwei Dong , Zhihua Wei

In this paper, we study the problem of recommendation system where the users and items to be recommended are rich data structures with multiple entity types and with multiple sources of side-information in the form of graphs. We provide a…

Recommendation systems are a key modern application of machine learning, but they have the downside that they often draw upon sensitive user information in making their predictions. We show how to address this deficiency by basing a…

Machine Learning · Computer Science 2021-12-03 Naveen Durvasula , Franklyn Wang , Scott Duke Kominers

Music Recommender Systems (MRS) have long relied on an information-retrieval framing, where progress is measured mainly through accuracy on retrieval-oriented subtasks. While effective, this reductionist paradigm struggles to address the…

Information Retrieval · Computer Science 2025-11-21 Elena V. Epure , Yashar Deldjoo , Bruno Sguerra , Markus Schedl , Manuel Moussallam

Reciprocal recommender systems (RRSs) are crucial in online two-sided matching platforms, such as online job or dating markets, as they need to consider the preferences of both sides of the match. The concentration of recommendations to a…

Information Retrieval · Computer Science 2024-12-02 Kento Nakada , Kazuki Kawamura , Ryosuke Furukawa

In recent years, bundle recommendation systems have gained significant attention in both academia and industry due to their ability to enhance user experience and increase sales by recommending a set of items as a bundle rather than…

Information Retrieval · Computer Science 2026-02-27 Meng Sun , Lin Li , Ming Li , Xiaohui Tao , Dong Zhang , Qing Xie , Peipei Wang , Jimmy Xiangji Huang

Considering the premise that the number of products offered grow in an exponential fashion and the amount of data that a user can assimilate before making a decision is relatively small, recommender systems help in categorizing content…

Information Retrieval · Computer Science 2024-04-26 Aditya Chichani , Juzer Golwala , Tejas Gundecha , Kiran Gawande

Recommender systems (RS) work effective at alleviating information overload and matching user interests in various web-scale applications. Most RS retrieve the user's favorite candidates and then rank them by the rating scores in the greedy…

Information Retrieval · Computer Science 2021-04-05 Yufei Feng , Yu Gong , Fei Sun , Junfeng Ge , Wenwu Ou

Recommender systems play a crucial role in tackling the challenge of information overload by delivering personalized recommendations based on individual user preferences. Deep learning techniques, such as RNNs, GNNs, and Transformer…

Information Retrieval · Computer Science 2025-12-16 Xubin Ren , Wei Wei , Lianghao Xia , Chao Huang

Recommender systems (RSs) play a pervasive role in today's online services, yet their closed-loop nature constrains their access to open-world knowledge. Recently, large language models (LLMs) have shown promise in bridging this gap.…

Information Retrieval · Computer Science 2024-08-21 Yunjia Xi , Weiwen Liu , Jianghao Lin , Muyan Weng , Xiaoling Cai , Hong Zhu , Jieming Zhu , Bo Chen , Ruiming Tang , Yong Yu , Weinan Zhang

Large Language Models (LLMs) demonstrate robust capabilities across various fields, leading to a paradigm shift in LLM-enhanced Recommender System (RS). Research to date focuses on point-wise and pair-wise recommendation paradigms, which…

Information Retrieval · Computer Science 2024-09-30 Wen-Shuo Chao , Zhi Zheng , Hengshu Zhu , Hao Liu

Recommender system is currently widely used in many e-commerce systems, such as Amazon, eBay, and so on. It aims to help users to find items which they may be interested in. In literature, neighborhood-based collaborative filtering and…

Social and Information Networks · Computer Science 2016-08-09 Yefeng Ruan , Tzu-Chun Lin

Collaborative filtering is a broad and powerful framework for building recommendation systems that has seen widespread adoption. Over the past decade, the propensity of such systems for favoring popular products and thus creating echo…

Information Retrieval · Computer Science 2017-02-20 Arda Antikacioglu , R Ravi

Increasing aggregate diversity (or catalog coverage) is an important system-level objective in many recommendation domains where it may be desirable to mitigate the popularity bias and to improve the coverage of long-tail items in…

Information Retrieval · Computer Science 2020-06-09 Farzad Eskandanian , Bamshad Mobasher

The use of relevant metrics of software systems could improve various software engineering tasks, but identifying relationships among metrics is not simple and can be very time consuming. Recommender systems can help with this…

Software Engineering · Computer Science 2018-01-23 Maral Azizi , Hyunsook Do

Recommender systems have become an essential component of many online platforms, providing personalized recommendations to users. A crucial aspect is embedding techniques that convert the high-dimensional discrete features, such as user and…

Information Retrieval · Computer Science 2025-10-23 Maolin Wang , Xinjian Zhao , Wanyu Wang , Sheng Zhang , Jiansheng Li , Bowen Yu , Binhao Wang , Shucheng Zhou , Dawei Yin , Qing Li , Ruocheng Guo , Xiangyu Zhao

Recommender systems have been widely adopted by electronic commerce and entertainment industries for individualized prediction and recommendation, which benefit consumers and improve business intelligence. In this article, we propose an…

Machine Learning · Statistics 2017-11-07 Xuan Bi , Annie Qu , Xiaotong Shen

Reinforcement learning (RL) has recently been introduced to interactive recommender systems (IRS) because of its nature of learning from dynamic interactions and planning for long-run performance. As IRS is always with thousands of items to…

Machine Learning · Computer Science 2018-11-15 Haokun Chen , Xinyi Dai , Han Cai , Weinan Zhang , Xuejian Wang , Ruiming Tang , Yuzhou Zhang , Yong Yu

The primary goal of a recommender system is often known as "helping users find relevant items", and a lot of recommendation algorithms are proposed accordingly. However, these accuracy-oriented methods usually suffer the problem of…

Social and Information Networks · Computer Science 2020-04-23 Qiang Dong , Quan Yuan , Yang-Bo Shi

This paper provides a review of the job recommender system (JRS) literature published in the past decade (2011-2021). Compared to previous literature reviews, we put more emphasis on contributions that incorporate the temporal and…

Information Retrieval · Computer Science 2021-11-29 Corné de Ruijt , Sandjai Bhulai