activity
20242026
collaborators

5 papers

cs.HC2026

Co-Designing Organizational Justice Indicators for Algorithmic Systems

Fujiko Robledo Yamamoto, Nicholas Mattei, Pradeep Ragothaman +2

Fairness in machine learning is often conceptualized narrowly in comparative, distributional terms. In studying stakeholders' concepts of fairness, we find that this framing is ins…

cs.IR2026

Multistakeholder Impacts of Profile Portability in a Recommender Ecosystem

Anas Buhayh, Elizabeth McKinnie, Clement Canel +1

Optimizing outcomes for multiple stakeholders in recommender systems has historically focused on algorithmic interventions, such as developing multi-objective models or re-ranking…

cs.IR2025

Envy-Free but Still Unfair: Envy-Freeness Up To One Item (EF-1) in Personalized Recommendation

Amanda Aird, Ben Armstrong, Nicholas Mattei +1

Envy-freeness and the relaxation to Envy-freeness up to one item (EF-1) have been used as fairness concepts in the economics, game theory, and social choice literatures since the 1…

cs.IR2025

Fairness for niche users and providers: algorithmic choice and profile portability

Elizabeth McKinnie, Anas Buhayh, Clement Canel +1

Ensuring fair outcomes for multiple stakeholders in recommender systems has been studied mostly in terms of algorithmic interventions: building new models with better fairness prop…

cs.IR2024

Social Choice for Heterogeneous Fairness in Recommendation

Amanda Aird, Elena Štefancová, Cassidy All +4

Algorithmic fairness in recommender systems requires close attention to the needs of a diverse set of stakeholders that may have competing interests. Previous work in this area has…