Luis A. Ortega

14 papers A* 1A 1Journal 12
YearRankTypeTitle / Venue / Authors
2026 J jnl
A large deviation theory analysis on the implicit bias of SGD.
Neurocomputing
Luis A. Ortega, Andrés R. Masegosa
2026 J jnl
Improving the Linearized Laplace Approximation via Quadratic Approximations.
CoRR
Pedro Jiménez, Luis A. Ortega, Pablo Morales-Álvarez, Daniel Hernández-Lobato
2026 J jnl
Scalable Linearized Laplace Approximation via Surrogate Neural Kernel.
CoRR
Luis A. Ortega, Simón Rodríguez Santana, Daniel Hernández-Lobato
2025 J jnl
PAC-Chernoff Bounds: Understanding Generalization in the Interpolation Regime.
J. Artif. Intell. Res.
Andrés R. Masegosa, Luis A. Ortega
2024 J jnl
Fixed-Mean Gaussian Processes for Post-hoc Bayesian Deep Learning.
CoRR
Luis A. Ortega, Simón Rodríguez Santana, Daniel Hernández-Lobato
2024 J jnl
PAC-Bayes-Chernoff bounds for unbounded losses.
CoRR
Ioar Casado, Luis A. Ortega, Andrés R. Masegosa, Aritz Pérez
2024 J jnl
The Cold Posterior Effect Indicates Underfitting, and Cold Posteriors Represent a Fully Bayesian Method to Mitigate It.
Trans. Mach. Learn. Res.
Yijie Zhang, Yi-Shan Wu, Luis A. Ortega, Andrés R. Masegosa
2023 A* conf
Deep Variational Implicit Processes.
ICLR
Luis A. Ortega, Simón Rodríguez Santana, Daniel Hernández-Lobato
2023 J jnl
If there is no underfitting, there is no Cold Posterior Effect.
CoRR
Yijie Zhang, Yi-Shan Wu, Luis A. Ortega, Andrés R. Masegosa
2023 J jnl
Understanding Generalization in the Interpolation Regime using the Rate Function.
CoRR
Andrés R. Masegosa, Luis A. Ortega
2023 J jnl
Variational Linearized Laplace Approximation for Bayesian Deep Learning.
CoRR
Luis A. Ortega, Simón Rodríguez Santana, Daniel Hernández-Lobato
2022 J jnl
Deep Variational Implicit Processes.
CoRR
Luis A. Ortega, Simón Rodríguez Santana, Daniel Hernández-Lobato
2022 A conf
Diversity and Generalization in Neural Network Ensembles.
AISTATS
Luis A. Ortega, Rafael Cabañas, Andrés R. Masegosa
2021 J jnl
Diversity and Generalization in Neural Network Ensembles.
CoRR
Luis A. Ortega, Rafael Cabañas, Andrés R. Masegosa