Nodal domain count for the generalized graph p-Laplacian. - Piero Deidda; Mario Putti; Francesco Tudisco (CoRR, 2022)

Neural Rank Collapse: Weight Decay and Small Within-Class Variability Yield Low-Rank Bias. - Emanuele Zangrando; Piero Deidda; Simone Brugiapaglia; Nicola Guglielmi; Francesco Tudisco (CoRR, 2024)

Graph ({p} )-Laplacian Eigenpairs as Saddle Points of a Family of Spectral Energy Functions. - Piero Deidda; Nicola Segala; Mario Putti (SIAM J. Matrix Anal. Appl., 2025)

Rethinking Oversmoothing in Graph Neural Networks: A Rank-Based Perspective. - Kaicheng Zhang; Piero Deidda; Desmond J. Higham; Francesco Tudisco (CoRR, 2025)