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Beyond user-item modeling, item-to-item relationships are increasingly used to enhance recommendation. However, common methods largely rely on co-occurrence, making them prone to item popularity bias and user attributes, which degrades…

Information Retrieval · Computer Science 2025-12-22 Jingmao Zhang , Zhiting Zhao , Yunqi Lin , Jianghong Ma , Tianjun Wei , Haijun Zhang , Xiaofeng Zhang

By the growing trend of online shopping and e-commerce websites, recommendation systems have gained more importance in recent years in order to increase the sales ratios of companies. Different algorithms on recommendation systems are used…

Information Retrieval · Computer Science 2017-01-19 Gürkan Alpaslan

In 2010, Web users ordered, only in Amazon, 73 items per second and massively contribute reviews about their consuming experience. As the Web matures and becomes social and participatory, collaborative filters are the basic complement in…

Information Retrieval · Computer Science 2011-12-13 Vafopoulos Michalis , Oikonomou Michael

Recommender systems can mitigate the information overload problem by suggesting users' personalized items. In real-world recommendations such as e-commerce, a typical interaction between the system and its users is -- users are recommended…

Information Retrieval · Computer Science 2018-08-13 Xiangyu Zhao , Long Xia , Liang Zhang , Zhuoye Ding , Dawei Yin , Jiliang Tang

Data and algorithm sharing is an imperative part of data and AI-driven economies. The efficient sharing of data and algorithms relies on the active interplay between users, data providers, and algorithm providers. Although recommender…

Information Retrieval · Computer Science 2022-10-27 Peter Müllner , Stefan Schmerda , Dieter Theiler , Stefanie Lindstaedt , Dominik Kowald

The textile and apparel industries have grown tremendously over the last few years. Customers no longer have to visit many stores, stand in long queues, or try on garments in dressing rooms as millions of products are now available in…

Information Retrieval · Computer Science 2023-09-13 Yashar Deldjoo , Fatemeh Nazary , Arnau Ramisa , Julian Mcauley , Giovanni Pellegrini , Alejandro Bellogin , Tommaso Di Noia

Nowadays, E-commerce is increasingly integrated into our daily lives. Meanwhile, shopping process has also changed incrementally from one behavior (purchase) to multiple behaviors (such as view, carting and purchase). Therefore, utilizing…

Information Retrieval · Computer Science 2021-09-23 Daqing Wu , Xiao Luo , Zeyu Ma , Chong Chen , Minghua Deng , Jinwen Ma

The effectiveness of recommendation systems is pivotal to user engagement and satisfaction in online platforms. As these recommendation systems increasingly influence user choices, their evaluation transcends mere technical performance and…

Information Retrieval · Computer Science 2024-01-15 Aryan Jadon , Avinash Patil

Globally, recommendation services have become important due to the fact that they support e-commerce applications and different research communities. Recommender systems have a large number of applications in many fields including economic,…

Information Retrieval · Computer Science 2020-09-01 Xiaomei Bai , Mengyang Wang , Ivan Lee , Zhuo Yang , Xiangjie Kong , Feng Xia

Recommender systems support decisions in various domains ranging from simple items such as books and movies to more complex items such as financial services, telecommunication equipment, and software systems. In this context,…

Information Retrieval · Computer Science 2021-02-15 Alexander Felfernig , Viet-Man Le , Andrei Popescu , Mathias Uta , Thi Ngoc Trang Tran , Müslüum Atas

Recommender systems have generated tremendous value for both users and businesses, drawing significant attention from academia and industry alike. However, due to practical constraints, academic research remains largely confined to offline…

Information Retrieval · Computer Science 2025-09-09 Kuan Zou , Aixin Sun

Collaborative filtering recommendation systems provide recommendations to users based on their own past preferences, as well as those of other users who share similar interests. The use of recommendation systems has grown widely in recent…

Cryptography and Security · Computer Science 2020-03-19 Islam Elnabarawy , Wei Jiang , Donald C. Wunsch

Collaborative information serves as the cornerstone of recommender systems which typically focus on capturing it from user-item interactions to deliver personalized services. However, current understanding of this crucial resource remains…

Information Retrieval · Computer Science 2025-11-27 Xiaokun Zhang , Zhaochun Ren , Bowei He , Ziqiang Cui , Chen Ma

After years of speculation, price discrimination in e-commerce driven by the personal information that users leave (involuntarily) online, has started attracting the attention of privacy researchers, regulators, and the press. In our…

Computers and Society · Computer Science 2013-07-18 Jakub Mikians , László Gyarmati , Vijay Erramilli , Nikolaos Laoutaris

This paper proposes a number of explicit and implicit ratings in product recommendation system for Business-to-customer e-commerce purposes. The system recommends the products to a new user. It depends on the purchase pattern of previous…

Information Retrieval · Computer Science 2011-09-21 Ruma Dutta , Debajyoti Mukhopadhyay

Traditional approaches for complementary product recommendations rely on behavioral and non-visual data such as customer co-views or co-buys. However, certain domains such as fashion are primarily visual. We propose a framework that…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Cong Phuoc Huynh , Arridhana Ciptadi , Ambrish Tyagi , Amit Agrawal

The categorization of massive e-Commerce data is a crucial, well-studied task, which is prevalent in industrial settings. In this work, we aim to improve an existing product categorization model that is already in use by a major web…

Machine Learning · Computer Science 2023-05-31 Guy Horowitz , Stav Yanovsky Daye , Noa Avigdor-Elgrabli , Ariel Raviv

In this paper, we present our work towards comparing on-line and off-line evaluation metrics in the context of small e-commerce recommender systems. Recommending on small e-commerce enterprises is rather challenging due to the lower volume…

Information Retrieval · Computer Science 2020-06-11 Ladislav Peska , Peter Vojtas

Recommendation systems and assistants (in short, recommenders) influence through online platforms most actions of our daily lives, suggesting items or providing solutions based on users' preferences or requests. This survey systematically…

Modern collaborative filtering algorithms seek to provide personalized product recommendations by uncovering patterns in consumer-product interactions. However, these interactions can be biased by how the product is marketed, for example…

Information Retrieval · Computer Science 2019-12-05 Mengting Wan , Jianmo Ni , Rishabh Misra , Julian McAuley