Are we making progress in unlearning? Findings from the first NeurIPS unlearning competition

Fuente: arXiv
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Autori principali: Triantafillou, Eleni, Kairouz, Peter, Pedregosa, Fabian, Hayes, Jamie, Kurmanji, Meghdad, Zhao, Kairan, Dumoulin, Vincent, Junior, Julio Jacques, Mitliagkas, Ioannis, Wan, Jun, Hosoya, Lisheng Sun, Escalera, Sergio, Dziugaite, Gintare Karolina, Triantafillou, Peter, Guyon, Isabelle
Natura: Preprint
Pubblicazione: 2024
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author Triantafillou, Eleni
Kairouz, Peter
Pedregosa, Fabian
Hayes, Jamie
Kurmanji, Meghdad
Zhao, Kairan
Dumoulin, Vincent
Junior, Julio Jacques
Mitliagkas, Ioannis
Wan, Jun
Hosoya, Lisheng Sun
Escalera, Sergio
Dziugaite, Gintare Karolina
Triantafillou, Peter
Guyon, Isabelle
author_facet Triantafillou, Eleni
Kairouz, Peter
Pedregosa, Fabian
Hayes, Jamie
Kurmanji, Meghdad
Zhao, Kairan
Dumoulin, Vincent
Junior, Julio Jacques
Mitliagkas, Ioannis
Wan, Jun
Hosoya, Lisheng Sun
Escalera, Sergio
Dziugaite, Gintare Karolina
Triantafillou, Peter
Guyon, Isabelle
contents We present the findings of the first NeurIPS competition on unlearning, which sought to stimulate the development of novel algorithms and initiate discussions on formal and robust evaluation methodologies. The competition was highly successful: nearly 1,200 teams from across the world participated, and a wealth of novel, imaginative solutions with different characteristics were contributed. In this paper, we analyze top solutions and delve into discussions on benchmarking unlearning, which itself is a research problem. The evaluation methodology we developed for the competition measures forgetting quality according to a formal notion of unlearning, while incorporating model utility for a holistic evaluation. We analyze the effectiveness of different instantiations of this evaluation framework vis-a-vis the associated compute cost, and discuss implications for standardizing evaluation. We find that the ranking of leading methods remains stable under several variations of this framework, pointing to avenues for reducing the cost of evaluation. Overall, our findings indicate progress in unlearning, with top-performing competition entries surpassing existing algorithms under our evaluation framework. We analyze trade-offs made by different algorithms and strengths or weaknesses in terms of generalizability to new datasets, paving the way for advancing both benchmarking and algorithm development in this important area.
format Preprint
id arxiv_https___arxiv_org_abs_2406_09073
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Are we making progress in unlearning? Findings from the first NeurIPS unlearning competition
Triantafillou, Eleni
Kairouz, Peter
Pedregosa, Fabian
Hayes, Jamie
Kurmanji, Meghdad
Zhao, Kairan
Dumoulin, Vincent
Junior, Julio Jacques
Mitliagkas, Ioannis
Wan, Jun
Hosoya, Lisheng Sun
Escalera, Sergio
Dziugaite, Gintare Karolina
Triantafillou, Peter
Guyon, Isabelle
Machine Learning
We present the findings of the first NeurIPS competition on unlearning, which sought to stimulate the development of novel algorithms and initiate discussions on formal and robust evaluation methodologies. The competition was highly successful: nearly 1,200 teams from across the world participated, and a wealth of novel, imaginative solutions with different characteristics were contributed. In this paper, we analyze top solutions and delve into discussions on benchmarking unlearning, which itself is a research problem. The evaluation methodology we developed for the competition measures forgetting quality according to a formal notion of unlearning, while incorporating model utility for a holistic evaluation. We analyze the effectiveness of different instantiations of this evaluation framework vis-a-vis the associated compute cost, and discuss implications for standardizing evaluation. We find that the ranking of leading methods remains stable under several variations of this framework, pointing to avenues for reducing the cost of evaluation. Overall, our findings indicate progress in unlearning, with top-performing competition entries surpassing existing algorithms under our evaluation framework. We analyze trade-offs made by different algorithms and strengths or weaknesses in terms of generalizability to new datasets, paving the way for advancing both benchmarking and algorithm development in this important area.
title Are we making progress in unlearning? Findings from the first NeurIPS unlearning competition
topic Machine Learning
url https://arxiv.org/abs/2406.09073