Search Results for author: Tolga M. Duman

Found 9 papers, 3 papers with code

Over-the-Air Federated Edge Learning with Hierarchical Clustering

no code implementations19 Jul 2022 Ozan Aygün, Mohammad Kazemi, Deniz Gündüz, Tolga M. Duman

Our scheme utilizes OTA cluster aggregations for the communication of the MUs with their corresponding IS, and OTA global aggregations from the ISs to the PS.

Clustering Federated Learning

Hierarchical Over-the-Air Federated Edge Learning

no code implementations21 Dec 2021 Ozan Aygün, Mohammad Kazemi, Deniz Gündüz, Tolga M. Duman

Federated learning (FL) over wireless communication channels, specifically, over-the-air (OTA) model aggregation framework is considered.

Federated Learning

Speeding-Up Back-Propagation in DNN: Approximate Outer Product with Memory

1 code implementation18 Oct 2021 Eduin E. Hernandez, Stefano Rini, Tolga M. Duman

In order to correct for the inherent bias in this approximation, the algorithm retains in memory an accumulation of the outer products that are not used in the approximation.

Towards Goal-Oriented Semantic Signal Processing: Applications and Future Challenges

no code implementations24 Sep 2021 Mert Kalfa, Mehmetcan Gok, Arda Atalik, Busra Tegin, Tolga M. Duman, Orhan Arikan

The proposed semantic signal processing framework can easily be tailored for specific applications and goals in a diverse range of signal processing applications.

Straggler Mitigation through Unequal Error Protection for Distributed Approximate Matrix Multiplication

1 code implementation4 Mar 2021 Busra Tegin, Eduin. E. Hernandez, Stefano Rini, Tolga M. Duman

Large-scale machine learning and data mining methods routinely distribute computations across multiple agents to parallelize processing.

Image Classification Distributed, Parallel, and Cluster Computing Information Theory Information Theory

Blind Federated Edge Learning

no code implementations19 Oct 2020 Mohammad Mohammadi Amiri, Tolga M. Duman, Deniz Gunduz, Sanjeev R. Kulkarni, H. Vincent Poor

At each iteration, wireless devices perform local updates using their local data and the most recent global model received from the PS, and send their local updates to the PS over a wireless fading multiple access channel (MAC).

Blind Federated Learning at the Wireless Edge with Low-Resolution ADC and DAC

no code implementations1 Oct 2020 Busra Tegin, Tolga M. Duman

We study collaborative machine learning systems where a massive dataset is distributed across independent workers which compute their local gradient estimates based on their own datasets.

Federated Learning

Collaborative Machine Learning at the Wireless Edge with Blind Transmitters

no code implementations8 Jul 2019 Mohammad Mohammadi Amiri, Tolga M. Duman, Deniz Gunduz

At each iteration of the DSGD algorithm wireless devices compute gradient estimates with their local datasets, and send them to the PS over a wireless fading multiple access channel (MAC).

BIG-bench Machine Learning

A Note on the Deletion Channel Capacity

1 code implementation12 Nov 2012 Mojtaba Rahmati, Tolga M. Duman

We then provide an upper bound on the concatenated deletion channel capacity $C(d)$ in terms of the weighted average of $C(d_1)$, $C(d_2)$ and the parameters of the three channels.

Information Theory Information Theory

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