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Collaborative filtering based recommender systems have proven to be extremely successful in settings where user preference data on items is abundant. However, collaborative filtering algorithms are hindered by their weakness against the…

Information Retrieval · Computer Science 2019-08-26 Paul Sheridan , Mikael Onsjö , Claudia Becerra , Sergio Jimenez , George Dueñas

We analyse the effectiveness of modern deep learning techniques in predicting credit ratings over a universe of thousands of global corporate entities obligations when compared to most popular, traditional machine-learning approaches such…

Recommender systems are important to help users select relevant and personalised information over massive amounts of data available. We propose an unified framework called Preference Network (PN) that jointly models various types of domain…

Information Retrieval · Computer Science 2014-07-23 Tran The Truyen , Dinh Q. Phung , Svetha Venkatesh

Industrial recommender systems usually consist of the retrieval stage and the ranking stage, to handle the billion-scale of users and items. The retrieval stage retrieves candidate items relevant to user interests for recommendations and…

Information Retrieval · Computer Science 2024-02-07 Haolei Pei , Yuanyuan Xu , Yangping Zhu , Yuan Nie

Users on the internet usually require venues to provide better purchasing recommendations. This can be provided by a reputation system that processes ratings to provide recommendations. The rating aggregation process is a main part of…

Machine Learning · Computer Science 2022-09-13 Ahmad Alqwadri , Mohammad Azzeh , Fadi Almasalha

Recommender systems are a subset of information filtering systems designed to predict and suggest items that users may find interesting or relevant based on their preferences, behaviors, or interactions. By analyzing user data such as past…

Information Retrieval · Computer Science 2024-10-01 Mahamudul Hasan

Recommender systems are systems that are capable of offering the most suitable services and products to users. Through specific methods and techniques, the recommender systems try to identify the most appropriate items, such as types of…

Information Retrieval · Computer Science 2019-08-16 Mostafa Khalaji , Nilufar Mohammadnejad

In the context of stereotypes creation for recommender systems, we found that certain types of categorical variables pose particular challenges if simple clustering procedures were employed with the objective to create stereotypes. A…

Information Retrieval · Computer Science 2019-11-26 Nourah ALRossais , Daniel Kudenko

In recent movie recommendations, predicting the user's sequential behavior and suggesting the next movie to watch is one of the most important issues. However, capturing such sequential behavior is not easy because each user's short-term or…

Information Retrieval · Computer Science 2022-06-29 Jihyeon Kim , Jinkyung Kim , Jaeyoung Choi

Recommender system is a very promising way to address the problem of overabundant information for online users. Though the information filtering for the online commercial systems received much attention recently, almost all of the previous…

Physics and Society · Physics 2012-12-20 Fuguo Zhang , An Zeng

Online advertisements are a primary revenue source for e-commerce platforms. Traditional advertising models are store-centric, selecting winning stores through auction mechanisms. Recently, a new approach known as joint advertising has…

Computer Science and Game Theory · Computer Science 2025-07-11 Zhen Zhang , Weian Li , Yuhan Wang , Qi Qi , Kun Huang

The uptake of health insurance has been poor in Nigeria, a significant step to improving this includes improved awareness, access to information and tools to support decision making. Artificial intelligence (AI) based recommender systems…

Artificial Intelligence · Computer Science 2023-05-19 Ayomide Owoyemi , Emmanuel Nnaemeka , Temitope O. Benson , Ronald Ikpe , Blessing Nwachukwu , Temitope Isedowo

We present a neural network for predicting purchasing intent in an Ecommerce setting. Our main contribution is to address the significant investment in feature engineering that is usually associated with state-of-the-art methods such as…

Machine Learning · Computer Science 2018-07-24 Humphrey Sheil , Omer Rana , Ronan Reilly

Literary reading is an important activity for individuals and choosing to read a book can be a long time commitment, making book choice an important task for book lovers and public library users. In this paper we present an hybrid…

Information Retrieval · Computer Science 2012-03-26 Paula Cristina Vaz , David Martins de Matos , Bruno Martins , Pavel Calado

When users in a digital library read or browse online resources, it generates an immense amount of data. If the underlying system can recommend items, such as books and journals, to the users, it will help them to find the related items.…

Information Retrieval · Computer Science 2023-12-05 Debashish Roy , Rajarshi Roy Chowdhury

Modern recommender systems aim to deeply understand users' complex preferences through their past interactions. While deep collaborative filtering approaches using Graph Neural Networks (GNNs) excel at capturing user-item relationships,…

Information Retrieval · Computer Science 2025-06-03 Yangqin Jiang , Yuhao Yang , Lianghao Xia , Da Luo , Kangyi Lin , Chao Huang

Movie genre classification is an active research area in machine learning. However, due to the limited labels available, there can be large semantic variations between movies within a single genre definition. We expand these 'coarse' genre…

Computer Vision and Pattern Recognition · Computer Science 2021-01-21 Edward Fish , Jon Weinbren , Andrew Gilbert

Recommender systems are becoming more and more important in our daily lives. However, traditional recommendation methods are challenged by data sparsity and efficiency, as the numbers of users, items, and interactions between the two in…

Information Retrieval · Computer Science 2019-04-30 Jinyin Chen , Yangyang Wu , Lu Fan , Xiang Lin , Haibin Zheng , Shanqing Yu , Qi Xuan

In the extensive recommender systems literature, novelty and diversity have been identified as key properties of useful recommendations. However, these properties have received limited attention in the specific sub-field of research paper…

Information Retrieval · Computer Science 2024-11-06 Eoghan Cunningham , Derek Greene , Barry Smyth

Assessing the trustworthiness of artificial intelligence systems requires knowledge from many different disciplines. These disciplines do not necessarily share concepts between them and might use words with different meanings, or even use…

Information Retrieval · Computer Science 2022-08-10 Dennis Vetter , Jesmin Jahan Tithi , Magnus Westerlund , Roberto V. Zicari , Gemma Roig