1 code implementation • 28 May 2024 • Theresia Veronika Rampisela, Tuukka Ruotsalo, Maria Maistro, Christina Lioma
We find that most of these measures: i) correlate weakly with one another and even contradict each other at times; ii) are less sensitive to rank position changes than relevance- and fairness-only measures, meaning that they are less granular than traditional RS measures; and iii) tend to compress scores at the low end of their range, meaning that they are not very expressive.
1 code implementation • 2 Nov 2023 • Theresia Veronika Rampisela, Maria Maistro, Tuukka Ruotsalo, Christina Lioma
To our knowledge, this is the first critical comparison of individual item fairness measures in recommender systems.