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This survey provides an examination of the use of Deep Neural Networks (DNN) in Collaborative Filtering (CF) recommendation systems. As the digital world increasingly relies on data-driven approaches, traditional CF techniques face…

Artificial Intelligence · Computer Science 2024-12-03 Pang Li , Shahrul Azman Mohd Noah , Hafiz Mohd Sarim

Collaborative Filtering (CF) is a pivotal research area in recommender systems that capitalizes on collaborative similarities between users and items to provide personalized recommendations. With the remarkable achievements of node…

Information Retrieval · Computer Science 2024-01-30 Yifang Qin , Wei Ju , Xiao Luo , Yiyang Gu , Zhiping Xiao , Ming Zhang

Recommender systems, which can significantly help users find their interested items from the information era, has attracted an increasing attention from both the scientific and application society. One of the widest applied recommendation…

Information Retrieval · Computer Science 2015-05-19 Lu Yu , Chuang Liu , Zi-Ke Zhang

We describe CFW, a computationally efficient algorithm for collaborative filtering that uses posteriors over weights of evidence. In experiments on real data, we show that this method predicts as well or better than other methods in…

Information Retrieval · Computer Science 2015-05-19 Carl Kadie , Christopher Meek , David Heckerman

Collaborative information from user-item interactions is a fundamental source of signal in successful recommender systems. Recently, researchers have attempted to incorporate this knowledge into large language model-based recommender…

Information Retrieval · Computer Science 2026-03-24 Shahrooz Pouryousef , Ali Montazeralghaem

Recommendation system is such a platform that helps people to easily find out the things they need within a few seconds. It is implemented based on the preferences of similar users or items. In this digital era, the internet has provided us…

Information Retrieval · Computer Science 2024-10-01 Mahamudul Hasan , Anika Tasnim Islam , Nabila Islam

There are rich formats of information in the network, such as rating, text, image, and so on, which represent different aspects of user preferences. In the field of recommendation, how to use those data effectively has become a difficult…

Information Retrieval · Computer Science 2019-07-05 Weibin Lin , Lin Li

Graph-based collaborative filtering (CF) algorithms have gained increasing attention. Existing work in this literature usually models the user-item interactions as a bipartite graph, where users and items are two isolated node sets and…

Information Retrieval · Computer Science 2020-11-19 Zekun Li , Yujia Zheng , Shu Wu , Xiaoyu Zhang , Liang Wang

Two main challenges in recommender systems are modeling users with heterogeneous taste, and providing explainable recommendations. In this paper, we propose the neural Attentive Multi-Persona Collaborative Filtering (AMP-CF) model as a…

Information Retrieval · Computer Science 2020-10-15 Oren Barkan , Yonatan Fuchs , Avi Caciularu , Noam Koenigstein

Collaborative Filtering (CF) is a widely used and effective technique for recommender systems. In recent decades, there have been significant advancements in latent embedding-based CF methods for improved accuracy, such as matrix…

Information Retrieval · Computer Science 2023-04-28 Yuntao Du , Jianxun Lian , Jing Yao , Xiting Wang , Mingqi Wu , Lu Chen , Yunjun Gao , Xing Xie

Recently, matrix factorization-based recommendation methods have been criticized for the problem raised by the triangle inequality violation. Although several metric learning-based approaches have been proposed to overcome this issue,…

Information Retrieval · Computer Science 2019-06-06 Chanyoung Park , Donghyun Kim , Xing Xie , Hwanjo Yu

Recent research has explored using Large Language Models for recommendation tasks by transforming user interaction histories and item metadata into text prompts, then having the LLM produce rankings or recommendations. A promising approach…

Information Retrieval · Computer Science 2025-10-03 Bo Ma , LuYao Liu , Simon Lau , Chandler Yuan , and XueY Cui , Rosie Zhang

Many collaborative recommender systems leverage social correlation theories to improve suggestion performance. However, they focus on explicit relations between users and they leave out other types of information that can contribute to…

Information Retrieval · Computer Science 2020-03-26 Noemi Mauro , Liliana Ardissono , Zhongli Filippo Hu

Efficiency is crucial to the online recommender systems. Representing users and items as binary vectors for Collaborative Filtering (CF) can achieve fast user-item affinity computation in the Hamming space, in recent years, we have…

Information Retrieval · Computer Science 2019-05-10 Chenghao Liu , Tao Lu , Xin Wang , Zhiyong Cheng , Jianling Sun , Steven C. H. Hoi

We focus on the problem of streaming recommender system and explore novel collaborative filtering algorithms to handle the data dynamicity and complexity in a streaming manner. Although deep neural networks have demonstrated the…

Machine Learning · Computer Science 2019-06-12 Qingquan Song , Shiyu Chang , Xia Hu

Collaborative Filtering aims at exploiting the feedback of users to provide personalised recommendations. Such algorithms look for latent variables in a large sparse matrix of ratings. They can be enhanced by adding side information to…

Information Retrieval · Computer Science 2016-07-20 Florian Strub , Jeremie Mary , Romaric Gaudel

Collaborative Filtering (CF) is widely used in recommender systems to model user-item interactions. With the great success of Deep Neural Networks (DNNs) in various fields, advanced works recently have proposed several DNN-based models for…

Neural and Evolutionary Computing · Computer Science 2021-11-16 Yuhan Fang , Yuqiao Liu , Yanan Sun

Tag-aware recommendation is a task of predicting a personalized list of items for a user by their tagging behaviors. It is crucial for many applications with tagging capabilities like last.fm or movielens. Recently, many efforts have been…

Information Retrieval · Computer Science 2022-08-09 Yin Zhang , Can Xu , XianJun Wu , Yan Zhang , LiGang Dong , Weigang Wang

\textbf{G}raph \textbf{C}onvolutional \textbf{N}etwork (\textbf{GCN}) is widely used in graph data learning tasks such as recommendation. However, when facing a large graph, the graph convolution is very computationally expensive thus is…

Machine Learning · Computer Science 2021-01-19 Wenhui Yu , Zheng Qin

Graph collaborative filtering (GCF) is a dominant paradigm in recommender systems, where contrastive learning (CL) objectives such as the Sampled Softmax (SSM) loss are widely used for optimization. However, it remains unclear how CL…

Information Retrieval · Computer Science 2026-05-26 Geon Lee , Sunwoo Kim , Kyungho Kim , Kijung Shin