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Related papers: Marginal-Certainty-aware Fair Ranking Algorithm

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Traditional ranking algorithms are designed to retrieve the most relevant items for a user's query, but they often inherit biases from data that can unfairly disadvantage vulnerable groups. Fairness in information access systems (IAS) is…

Information Retrieval · Computer Science 2025-06-05 Thomas Jaenich , Alejandro Moreo , Alessandro Fabris , Graham McDonald , Andrea Esuli , Iadh Ounis , Fabrizio Sebastiani

In this paper we propose a causal modeling approach to intersectional fairness, and a flexible, task-specific method for computing intersectionally fair rankings. Rankings are used in many contexts, ranging from Web search results to…

Machine Learning · Computer Science 2020-06-17 Ke Yang , Joshua R. Loftus , Julia Stoyanovich

In this work, we introduce a novel metric for auditing group fairness in ranked lists. Our approach offers two benefits compared to the state of the art. First, we offer a blueprint for modeling of user attention. Rather than assuming a…

Computers and Society · Computer Science 2019-05-14 Piotr Sapiezynski , Wesley Zeng , Ronald E. Robertson , Alan Mislove , Christo Wilson

Items from a database are often ranked based on a combination of multiple criteria. A user may have the flexibility to accept combinations that weigh these criteria differently, within limits. On the other hand, this choice of weights can…

Databases · Computer Science 2023-04-27 Abolfazl Asudeh , H. V. Jagadish , Julia Stoyanovich , Gautam Das

In recent years, there has been an increasing recognition that when machine learning (ML) algorithms are used to automate decisions, they may mistreat individuals or groups, with legal, ethical, or economic implications. Recommender systems…

Artificial Intelligence · Computer Science 2024-02-02 Hossein A. Rahmani , Mohammadmehdi Naghiaei , Yashar Deldjoo

Large Language Model-enhanced Recommender Systems (LLM-enhanced RSs) have emerged as a powerful approach to improving recommendation quality by leveraging LLMs to generate item representations. Despite these advancements, the integration of…

Information Retrieval · Computer Science 2025-07-08 Jiaming Zhang , Yuyuan Li , Yiqun Xu , Li Zhang , Xiaohua Feng , Zhifei Ren , Chaochao Chen

Deep neural networks (DNNs) have made significant progress, but often suffer from fairness issues, as deep models typically show distinct accuracy differences among certain subgroups (e.g., males and females). Existing research addresses…

Machine Learning · Computer Science 2023-06-28 Tianlin Li , Qing Guo , Aishan Liu , Mengnan Du , Zhiming Li , Yang Liu

We address the critical issue of biased algorithms and unfair rankings, which have permeated various sectors, including search engines, recommendation systems, and workforce management. These biases can lead to discriminatory outcomes in a…

Computers and Society · Computer Science 2025-02-11 Chiara Criscuolo , Davide Martinenghi , Giuseppe Piccirillo

Existing fair ranking systems, especially those designed to be demographically fair, assume that accurate demographic information about individuals is available to the ranking algorithm. In practice, however, this assumption may not hold --…

Information Retrieval · Computer Science 2026-02-09 Avijit Ghosh , Ritam Dutt , Christo Wilson

Fair ranking problems arise in many decision-making processes that often necessitate a trade-off between accuracy and fairness. Many existing studies have proposed correction methods such as adding fairness constraints to a ranking model's…

Machine Learning · Computer Science 2022-04-26 Ryosuke Sonoda

As recommender systems become increasingly central for sorting and prioritizing the content available online, they have a growing impact on the opportunities or revenue of their items producers. For instance, they influence which recruiter…

Information Retrieval · Computer Science 2022-09-28 Nicolas Usunier , Virginie Do , Elvis Dohmatob

Fairness in AI-driven decision-making systems has become a critical concern, especially when these systems directly affect human lives. This paper explores the public's comprehension of fairness in healthcare recommendations. We conducted a…

Machine Learning · Computer Science 2024-09-10 Veronica Kecki , Alan Said

Rankings have become the primary interface in two-sided online markets. Many have noted that the rankings not only affect the satisfaction of the users (e.g., customers, listeners, employers, travelers), but that the position in the ranking…

Information Retrieval · Computer Science 2022-08-31 Yuta Saito , Thorsten Joachims

Societal biases that are contained in retrieved documents have received increased interest. Such biases, which are often prevalent in the training data and learned by the model, can cause societal harms, by misrepresenting certain groups,…

Information Retrieval · Computer Science 2023-09-19 Maria Heuss , Daniel Cohen , Masoud Mansoury , Maarten de Rijke , Carsten Eickhoff

Although resource allocation is a well studied problem in computer science, until the prevalence of distributed systems, such as computing clouds and data centres, the question had been addressed predominantly for single resource type…

Computer Science and Game Theory · Computer Science 2025-12-29 Serdar Metin

Fairness has become a crucial aspect in the development of trustworthy machine learning algorithms. Current fairness metrics to measure the violation of demographic parity have the following drawbacks: (i) the average difference of model…

Machine Learning · Computer Science 2024-06-06 Jinqiu Jin , Haoxuan Li , Fuli Feng

In the current landscape of ever-increasing levels of digitalization, we are facing major challenges pertaining to scalability. Recommender systems have become irreplaceable both for helping users navigate the increasing amounts of data…

Information Retrieval · Computer Science 2024-04-03 Bjørnar Vassøy , Helge Langseth

Ranking algorithms play a pivotal role in decision-making processes across diverse domains, from search engines to job applications. When rankings directly impact individuals, ensuring fairness becomes essential, particularly for groups…

There has been great interest in fairness in machine learning, especially in relation to classification problems. In ranking-related problems, such as in online advertising, recommender systems, and HR automation, much work on fairness…

Machine Learning · Computer Science 2025-04-21 Andrii Kliachkin , Eleni Psaroudaki , Jakub Marecek , Dimitris Fotakis

Ranking algorithms as an essential component of retrieval systems have been constantly improved in previous studies, especially regarding relevance-based utilities. In recent years, more and more research attempts have been proposed…

Information Retrieval · Computer Science 2024-05-29 Fumian Chen , Hui Fang