Fast global convergence of gradient descent for low-rank matrix approximation

no code implementations • 30 May 2023 • Hengchao Chen, Xin Chen, Mohamad Elmasri, Qiang Sun

This paper investigates gradient descent for solving low-rank matrix approximation problems.

A hierarchical Bayesian model for predicting ecological interactions using evolutionary relationships

1 code implementation • 26 Jul 2017 • Mohamad Elmasri, Maxwell Farrell, David A. Stephens

As many interaction networks are constructed from presence-only data, we extend the model by integrating a correction mechanism for missing interactions, which proves valuable in reducing uncertainty in unobserved interactions.

Applications Populations and Evolution