Tolga M. Duman

Federated Learning over Time-Varying Channels

2021 · 2021 IEEE Global Communications Conference (GLOBECOM)

We study distributed machine learning (ML) sys-tems where independent workers compute local gradients based on their local datasets and send them to a parameter server (PS) through a time-varying multipath fading multiple access channel (MAC) …

Reliable Extraction of Semantic Information and Rate of Innovation Estimation for Graph Signals

2022 · arXiv (Cornell University)

Semantic signal processing and communications are poised to play a central part in developing the next generation of sensor devices and networks. A crucial component of a semantic system is the extraction of semantic signals …