Joao Xavier

Associate Professor, Instituto Superior Técnico

Joined

May 2021

Names

Joao Xavier (Preferred)

João M. F. Xavier

João Manuel de Freitas Xavier

Emails

****@isr.tecnico.ulisboa.pt (Confirmed)

Personal Links

Google Scholar

DBLP

Career & Education History

Associate Professor

Instituto Superior Técnico (tecnico.ulisboa.pt)

Present

Advisors, Relations & Conflicts

No relations added

Expertise

Distributed optimization

2010 – Present

Detection and estimation

2000 – Present

Publications

CLASP: An online learning algorithm for Convex Losses And Squared Penalties
Ricardo N. Ferreira, Joao Xavier, Claudia Soares
- Submitted to ICLR 2026
- Readers: Everyone
A Multi-Token Coordinate Descent Method for Vertical Federated Learning
Pedro Valdeira, Yuejie Chi, Claudia Soares, Joao Xavier
- Published: 21 Oct 2022, Last Modified: 05 May 2023
- FL-NeurIPS 2022 Poster
- Readers: Everyone
Decentralized EM to Learn Gaussian Mixtures from Datasets Distributed by Features
Pedro Valdeira, Cláudia Soares, João M. F. Xavier
- 2022 (modified: 29 May 2022)
- CoRR 2022
- Readers: Everyone
COCO Denoiser: Using Co-Coercivity for Variance Reduction in Stochastic Convex Optimization
Manuel Madeira, Renato M. P. Negrinho, João M. F. Xavier, Pedro M. Q. Aguiar
- Published: 01 Jan 2021, Last Modified: 15 May 2023
- CoRR 2021
- Readers: Everyone
Distributed Linear Estimation Via a Roaming Token
Lucas Balthazar, João M. F. Xavier, Bruno Sinopoli
- Published: 01 Jan 2020, Last Modified: 15 May 2023
- IEEE Trans. Signal Process. 2020
- Readers: Everyone
Primal-Dual Methods for Large-Scale and Distributed Convex Optimization and Data Analytics
Dusan Jakovetic, Dragana Bajovic, João M. F. Xavier, José M. F. Moura
- Published: 01 Jan 2020, Last Modified: 15 May 2023
- Proc. IEEE 2020
- Readers: Everyone
Locating a target from uncertain data: convex supersets based on linear-fractional representations
Cláudia Soares, João M. F. Xavier
- 2019 (modified: 29 May 2022)
- EUROCON 2019
- Readers: Everyone
Primal-dual optimization methods for large-scale and distributed data analytics
Dusan Jakovetic, Dragana Bajovic, João M. F. Xavier, José M. F. Moura
- Published: 01 Jan 2019, Last Modified: 15 May 2023
- CoRR 2019
- Readers: Everyone
Distributed Estimation Via a Roaming Token
Lucas Balthazar, João M. F. Xavier, Bruno Sinopoli
- Published: 01 Jan 2018, Last Modified: 15 May 2023
- CoRR 2018
- Readers: Everyone
Robustness Properties in Fictitious-Play-Type Algorithms
Brian Swenson, Soummya Kar, João M. F. Xavier, David S. Leslie
- 2017 (modified: 13 Mar 2025)
- SIAM J. Control. Optim. 2017
- Readers: Everyone

View all 127 publications

Co-Authors

View all 54 co-authors