Publications

You can also find my articles on my Google Scholar profile.

Unrolled Neural Networks for Constrained Optimization [Paper] [Poster]

Samar Hadou and Alejandro Ribeiro.
Published in arXiv:2601.17274, 2026.

A Constrained Optimization Perspective of Unrolled Transformers [Paper] [Poster]

Javier Porras-Valenzuela, Samar Hadou and Alejandro Ribeiro.
Published in arXiv:2601.17257, 2026.

Graph Signal Generative Diffusion Models [Paper]

Yigit Berkay Uslu, Samar Hadou, Sergio Rozada, Shirin Saeedi-Bidokhti and Alejandro Ribeiro.
Published in the International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2026.

Unrolled Graph Neural Networks for Constrained Optimization [Paper]

Samar Hadou and Alejandro Ribeiro.
Published in the International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2026.

Stochastic Unrolled Neural Networks [Paper] [Code]

Samar Hadou, Navid NaderiAlizadeh, and Alejandro Ribeiro.
Published in Conference on Parsimony and Learning (CPAL), 2026.

Generative Diffusion Models for Resource Allocation in Wireless Networks [Paper] [Poster]

Yigit Berkay Uslu, Samar Hadou, Shirin Saeedi-Bidokhti, and Alejandro Ribeiro.
Published in IEEE Int. Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), 2025.

Robust Stochastically-Descending Unrolled Networks [Paper] [Code]

Samar Hadou, Navid NaderiAlizadeh, and Alejandro Ribeiro.
Published in IEEE Transactions on Signal Processing, 2024.

Space-Time Graph Neural Networks with Stochastic Graph Perturbations [Paper] [Talk]

Samar Hadou, Charilaos Kanatsoulis, and Alejandro Ribeiro.
Published in the International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2023.

Space-Time Graph Neural Networks [Paper] [Talk]

Samar Hadou, Charilaos Kanatsoulis, and Alejandro Ribeiro.
Published in the International Conference on Learning Representations (ICLR), 2022.