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Random Isn't Always Fair: Candidate Set Imbalance and Exposure Inequality in Recommender Systems


Sep 12, 2022
Amanda Bower, Kristian Lum, Tomo Lazovich, Kyra Yee, Luca Belli

* 12 pages 

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Measuring Disparate Outcomes of Content Recommendation Algorithms with Distributional Inequality Metrics


Feb 03, 2022
Tomo Lazovich, Luca Belli, Aaron Gonzales, Amanda Bower, Uthaipon Tantipongpipat, Kristian Lum, Ferenc Huszar, Rumman Chowdhury

* 11 pages, 7 figures 

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Causal Inference Struggles with Agency on Online Platforms


Jul 19, 2021
Smitha Milli, Luca Belli, Moritz Hardt


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From Optimizing Engagement to Measuring Value


Aug 21, 2020
Smitha Milli, Luca Belli, Moritz Hardt


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Assessing Demographic Bias in Named Entity Recognition


Aug 08, 2020
Shubhanshu Mishra, Sijun He, Luca Belli

* Presented at the AKBC Workshop on Bias in Automatic Knowledge Graph Construction, 2020 (arXiv:2007.11659) 

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Privacy-Preserving Recommender Systems Challenge on Twitter's Home Timeline


Apr 28, 2020
Luca Belli, Sofia Ira Ktena, Alykhan Tejani, Alexandre Lung-Yut-Fon, Frank Portman, Xiao Zhu, Yuanpu Xie, Akshay Gupta, Michael Bronstein, Amra Delić, Gabriele Sottocornola, Walter Anelli, Nazareno Andrade, Jessie Smith, Wenzhe Shi

* 10 pages, 2 tables 

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Fighting Redundancy and Model Decay with Embeddings


Sep 18, 2018
Dan Shiebler, Luca Belli, Jay Baxter, Hanchen Xiong, Abhishek Tayal

* Presented at the Common Model Infrastructure Workshop at KDD 2018 (link: https://cmi2018.sdsc.edu/

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