Search Results for author: Valentin Villecroze

Found 3 papers, 3 papers with code

Exposing flaws of generative model evaluation metrics and their unfair treatment of diffusion models

2 code implementations NeurIPS 2023 George Stein, Jesse C. Cresswell, Rasa Hosseinzadeh, Yi Sui, Brendan Leigh Ross, Valentin Villecroze, Zhaoyan Liu, Anthony L. Caterini, J. Eric T. Taylor, Gabriel Loaiza-Ganem

Comparing to 17 modern metrics for evaluating the overall performance, fidelity, diversity, rarity, and memorization of generative models, we find that the state-of-the-art perceptual realism of diffusion models as judged by humans is not reflected in commonly reported metrics such as FID.

Memorization

Bayesian Nonparametrics for Offline Skill Discovery

1 code implementation9 Feb 2022 Valentin Villecroze, Harry J. Braviner, Panteha Naderian, Chris J. Maddison, Gabriel Loaiza-Ganem

Skills or low-level policies in reinforcement learning are temporally extended actions that can speed up learning and enable complex behaviours.

Imitation Learning reinforcement-learning +2

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