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Related papers: Hybrid Collaborative Filtering with Autoencoders

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Coupled Matrix Tensor Factorization (CMTF) facilitates the integration and analysis of multiple data sources and helps discover meaningful information. Nonnegative CMTF (N-CMTF) has been employed in many applications for identifying latent…

Machine Learning · Computer Science 2020-03-10 Thirunavukarasu Balasubramaniam , Richi Nayak , Chau Yuen

Collaborative filtering algorithms haven been widely used in recommender systems. However, they often suffer from the data sparsity and cold start problems. With the increasing popularity of social media, these problems may be solved by…

Information Retrieval · Computer Science 2014-12-25 Chen Luo , Wei Pang , Zhe Wang

Among various recommender techniques, collaborative filtering (CF) is the most successful one. And a key problem in CF is how to represent users and items. Previous works usually represent a user (an item) as a vector of latent factors…

Information Retrieval · Computer Science 2021-02-08 Gongshan He , Dongxing Zhao , Lixin Ding

This paper presents an intelligent approach to handle heterogeneous and large-sized data using machine learning to generate true recommendations for the future customers. The Collaborative Filtering (CF) approach is one of the most popular…

Information Retrieval · Computer Science 2019-10-16 Bushra Ramzan , Imran Sarwar Bajwa , Noreen Jamil , Farhaan Mirza

With the rapid development of large language models (LLMs) and the growing demand for personalized content, recommendation systems have become critical in enhancing user experience and driving engagement. Collaborative filtering algorithms,…

Artificial Intelligence · Computer Science 2024-12-30 Haowei Yang , Longfei Yun , Jinghan Cao , Qingyi Lu , Yuming Tu

User-based Collaborative Filtering (CF) is one of the most popular approaches to create recommender systems. CF, however, suffers from data sparsity and the cold-start problem since users often rate only a small fraction of available items.…

Social and Information Networks · Computer Science 2019-07-29 Tomislav Duricic , Emanuel Lacic , Dominik Kowald , Elisabeth Lex

Collaborative filtering (CF) is one of the most popular approaches to build a recommendation system. In this paper, we propose a hybrid collaborative filtering model based on a Makovian random walk to address the data sparsity and cold…

Information Retrieval · Computer Science 2013-05-21 Shang Shang , Sanjeev R. Kulkarni , Paul W. Cuff , Pan Hui

Recommendation systems have been widely used by commercial service providers for giving suggestions to users. Collaborative filtering (CF) systems, one of the most popular recommendation systems, utilize the history of behaviors of the…

Information Retrieval · Computer Science 2016-11-16 Saber Shokat Fadaee , Mohammad Sajjad Ghaemi , Ravi Sundaram , Hossein Azari Soufiani

Collaborative Filtering (CF), the most common approach to build Recommender Systems, became pervasive in our daily lives as consumers of products and services. However, challenges limit the effectiveness of Collaborative Filtering…

Information Retrieval · Computer Science 2022-11-16 Miguel G. Silva , Rui Henriques , Sara C. Madeira

One of the most efficient methods in collaborative filtering is matrix factorization, which finds the latent vector representations of users and items based on the ratings of users to items. However, a matrix factorization based algorithm…

Information Retrieval · Computer Science 2018-05-15 ThaiBinh Nguyen , Atsuhiro Takasu

Collaborative filtering (CF), as a fundamental approach for recommender systems, is usually built on the latent factor model with learnable parameters to predict users' preferences towards items. However, designing a proper CF model for a…

Information Retrieval · Computer Science 2021-06-15 Chen Gao , Quanming Yao , Depeng Jin , Yong Li

Collaborative filtering analyzes user preferences for items (e.g., books, movies, restaurants, academic papers) by exploiting the similarity patterns across users. In implicit feedback settings, all the items, including the ones that a user…

Machine Learning · Statistics 2016-02-05 Dawen Liang , Laurent Charlin , James McInerney , David M. Blei

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

Learning by integrating multiple heterogeneous data sources is a common requirement in many tasks. Collective Matrix Factorization (CMF) is a technique to learn shared latent representations from arbitrary collections of matrices. It can be…

Machine Learning · Computer Science 2021-09-29 Ragunathan Mariappan , Vaibhav Rajan

Collaborative filtering (CF) has achieved great success in the field of recommender systems. In recent years, many novel CF models, particularly those based on deep learning or graph techniques, have been proposed for a variety of…

Information Retrieval · Computer Science 2021-02-16 Haiyang Zhang , Ivan Ganchev , Nikola S. Nikolov , Mark Stevenson

In this paper, we study collaborative filtering in an interactive setting, in which the recommender agents iterate between making recommendations and updating the user profile based on the interactive feedback. The most challenging problem…

Information Retrieval · Computer Science 2020-07-07 Lixin Zou , Long Xia , Yulong Gu , Xiangyu Zhao , Weidong Liu , Jimmy Xiangji Huang , Dawei Yin

Recommender systems are information retrieval methods that predict user preferences to personalize services. These systems use the feedback and the ratings provided by users to model the behavior of users and to generate recommendations.…

Information Retrieval · Computer Science 2022-03-14 Alireza Gharahighehi , Felipe Kenji Nakano , Celine Vens

Collaborative filtering (CF) is the most widely used and successful approach for personalized service recommendations. Among the collaborative recommendation approaches, neighborhood based approaches enjoy a huge amount of popularity, due…

Information Retrieval · Computer Science 2015-10-05 Ranveer Singh , Bidyut Kr. Patra , Bibhas Adhikari

Many machine learning systems utilize latent factors as internal representations for making predictions. Since these latent factors are largely uninterpreted, however, predictions made using them are opaque. Collaborative filtering via…

Information Retrieval · Computer Science 2018-04-11 Anupam Datta , Sophia Kovaleva , Piotr Mardziel , Shayak Sen

In this study, we introduce Convolutional Transformer Neural Collaborative Filtering (CTNCF), a novel approach aimed at enhancing recommendation systems by effectively capturing high-order structural information in user-item interactions.…

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