no code implementations • 5 Aug 2023 • Seyyed AmirHossein Ameli Kalkhoran, Mehdi Letafati, Ecenaz Erdemir, Babak Hossein Khalaj, Hamid Behroozi, Deniz Gündüz
Adversarial accuracy of eavesdroppers are also studied over Rayleigh fading, Nakagami-m, and AWGN channels to verify the generalization of the proposed scheme.
no code implementations • 23 May 2023 • Marcello Bullo, Seifallah Jardak, Pietro Carnelli, Deniz Gündüz
However, due to their computational complexity, DL models consume significant amounts of energy, which can rapidly drain the battery and compromise the performance of IoT devices.
no code implementations • 17 Apr 2023 • Haotian Wu, Nitish Mital, Krystian Mikolajczyk, Deniz Gündüz
We study the collaborative image retrieval problem at the wireless edge, where multiple edge devices capture images of the same object, which are then used jointly to retrieve similar images at the edge server over a shared multiple access channel.
no code implementations • 10 Jan 2023 • Wing Fei Lo, Nitish Mital, Haotian Wu, Deniz Gündüz
We study the collaborative image retrieval problem at the wireless edge, where multiple edge devices capture images of the same object from different angles and locations, which are then used jointly to retrieve similar images at the edge server over a shared multiple access channel (MAC).
no code implementations • 22 Dec 2022 • Milad Ganjalizadeh, Hossein Shokri Ghadikolaei, Deniz Gündüz, Marina Petrova
Our simulation results confirm that our solution can significantly decrease the training delay of the distributed AI service while keeping the URLLC availability above its required threshold and close to the scenario where URLLC solely consumes all network resources.
no code implementations • 7 Dec 2022 • Bowen Xie, Yuxuan Sun, Sheng Zhou, Zhisheng Niu, Yang Xu, Jingran Chen, Deniz Gündüz
Federated learning (FL) is a promising approach to enable the future Internet of vehicles consisting of intelligent connected vehicles (ICVs) with powerful sensing, computing and communication capabilities.
no code implementations • 19 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.
1 code implementation • 21 Jun 2022 • Zhixiong Yang, Jing-Yuan Xia, Junshan Luo, Shuanghui Zhang, Deniz Gündüz
This paper proposes a learning aided gradient descent (LAGD) algorithm to solve the weighted sum rate (WSR) maximization problem for multiple-input single-output (MISO) beamforming.
no code implementations • 23 May 2022 • Michal Yemini, Rajarshi Saha, Emre Ozfatura, Deniz Gündüz, Andrea J. Goldsmith
We present a semi-decentralized federated learning algorithm wherein clients collaborate by relaying their neighbors' local updates to a central parameter server (PS).
no code implementations • 8 May 2022 • Yang Wang, Zhen Gao, Dezhi Zheng, Sheng Chen, Deniz Gündüz, H. Vincent Poor
It is anticipated that 6G wireless networks will accelerate the convergence of the physical and cyber worlds and enable a paradigm-shift in the way we deploy and exploit communication networks.
no code implementations • 26 Apr 2022 • Francesco Pase, Deniz Gündüz, Michele Zorzi
We consider a rate-constrained contextual multi-armed bandit (RC-CMAB) problem, in which a group of agents are solving the same contextual multi-armed bandit (CMAB) problem.
no code implementations • 20 Mar 2022 • Francesc Wilhelmi, Jernej Hribar, Selim F. Yilmaz, Emre Ozfatura, Kerem Ozfatura, Ozlem Yildiz, Deniz Gündüz, Hao Chen, Xiaoying Ye, Lizhao You, Yulin Shao, Paolo Dini, Boris Bellalta
As wireless standards evolve, more complex functionalities are introduced to address the increasing requirements in terms of throughput, latency, security, and efficiency.
no code implementations • 24 Feb 2022 • Michal Yemini, Rajarshi Saha, Emre Ozfatura, Deniz Gündüz, Andrea J. Goldsmith
Intermittent connectivity of clients to the parameter server (PS) is a major bottleneck in federated edge learning frameworks.
no code implementations • 17 Feb 2022 • Yuxuan Sun, Sheng Zhou, Zhisheng Niu, Deniz Gündüz
In this work, we propose time-correlated sparsification with hybrid aggregation (TCS-H) for communication-efficient FEEL, which exploits jointly the power of model compression and over-the-air computation.
no code implementations • 16 Feb 2022 • Maximilian Egger, Rawad Bitar, Antonia Wachter-Zeh, Deniz Gündüz
We consider the distributed SGD problem, where a main node distributes gradient calculations among $n$ workers.
no code implementations • 21 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.
no code implementations • 25 Nov 2021 • Tze-Yang Tung, David Burth Kurka, Mikolaj Jankowski, Deniz Gündüz
Recent works have shown that the task of wireless transmission of images can be learned with the use of machine learning techniques.
no code implementations • 25 Nov 2021 • Tze-Yang Tung, Deniz Gündüz
We present DeepWiVe, the first-ever end-to-end joint source-channel coding (JSCC) video transmission scheme that leverages the power of deep neural networks (DNNs) to directly map video signals to channel symbols, combining video compression, channel coding, and modulation steps into a single neural transform.
no code implementations • 23 Sep 2021 • Yuxuan Sun, Fan Zhang, Junlin Zhao, Sheng Zhou, Zhisheng Niu, Deniz Gündüz
In this work, we consider a multi-master heterogeneous-worker distributed computing scenario, where multiple matrix multiplication tasks are encoded and allocated to workers for parallel computation.
no code implementations • 14 Sep 2021 • Mehmet Emre Ozfatura, Junlin Zhao, Deniz Gündüz
We consider federated edge learning (FEEL) over wireless fading channels taking into account the downlink and uplink channel latencies, and the random computation delays at the clients.
1 code implementation • 5 Jun 2021 • Amir Ahooye Atashin, Behrooz Razeghi, Deniz Gündüz, Slava Voloshynovskiy
We study the role of information complexity in privacy leakage about an attribute of an adversary's interest, which is not known a priori to the system designer.
no code implementations • 31 May 2021 • Yuxuan Sun, Sheng Zhou, Zhisheng Niu, Deniz Gündüz
In this work, we consider an over-the-air FEEL system with analog gradient aggregation, and propose an energy-aware dynamic device scheduling algorithm to optimize the training performance under energy constraints of devices, where both communication energy for gradient aggregation and computation energy for local training are included.
no code implementations • 28 May 2021 • Fan Mo, Anastasia Borovykh, Mohammad Malekzadeh, Soteris Demetriou, Deniz Gündüz, Hamed Haddadi
Our proposed framework enables clients to localize and quantify the private information leakage in a layer-wise manner, and enables a better understanding of the sources of information leakage in collaborative learning, which can be used by future studies to benchmark new attacks and defense mechanisms.
1 code implementation • 25 May 2021 • Mohammad Malekzadeh, Anastasia Borovykh, Deniz Gündüz
It is known that deep neural networks, trained for the classification of non-sensitive target attributes, can reveal sensitive attributes of their input data through internal representations extracted by the classifier.
no code implementations • 5 Apr 2021 • Mingzhe Chen, Deniz Gündüz, Kaibin Huang, Walid Saad, Mehdi Bennis, Aneta Vulgarakis Feljan, H. Vincent Poor
Then, we present a detailed literature review on the use of communication techniques for its efficient deployment.
1 code implementation • 27 Jan 2021 • Mohammad Malekzadeh, Burak Hasircioglu, Nitish Mital, Kunal Katarya, Mehmet Emre Ozfatura, Deniz Gündüz
While rich medical datasets are hosted in hospitals distributed across the world, concerns on patients' privacy is a barrier against using such data to train deep neural networks (DNNs) for medical diagnostics.
no code implementations • 26 Sep 2020 • David Burth Kurka, Deniz Gündüz
We propose deep learning based communication methods for adaptive-bandwidth transmission of images over wireless channels.
no code implementations • 7 Aug 2020 • Dagnachew Azene Temesgene, Marco Miozzo, Deniz Gündüz, Paolo Dini
We formulate the corresponding grid energy and traffic drop rate minimization problem, and propose a distributed deep reinforcement learning (DDRL) solution.
Multi-agent Reinforcement Learning
reinforcement-learning
+1
4 code implementations • 25 Nov 2019 • David Burth Kurka, Deniz Gündüz
It is well known that separation is not optimal in the practical finite blocklength regime; however, there are no known practical joint source-channel coding (JSCC) schemes that can exploit the feedback signal and surpass the performance of separation-based schemes.
no code implementations • 1 Nov 2019 • Yuxuan Sun, Sheng Zhou, Deniz Gündüz
In this work, we consider analog aggregation to scale down the communication cost with respect to the number of workers, and introduce data redundancy to the system to deal with non-i. i. d.
no code implementations • 2 Jul 2019 • Qianqian Yang, Mahdi Boloursaz Mashhadi, Deniz Gündüz
In comparison with previous works, the main contributions of DeepCMC are two-fold: i) DeepCMC is fully convolutional, and it can be used in a wide range of scenarios with various numbers of sub-channels and transmit antennas; ii) DeepCMC includes quantization and entropy coding blocks and minimizes a cost function that accounts for both the rate of compression and the reconstruction quality of the channel matrix at the BS.
no code implementations • 1 Jun 2018 • Elif Tuğçe Ceran, Deniz Gündüz, András György
Scheduling the transmission of time-sensitive data to multiple users over error-prone communication channels is studied with the goal of minimizing the long-term average age of information (AoI) at the users under a constraint on the average number of transmissions at the source node.
no code implementations • 14 Nov 2017 • Qianqian Yang, Pablo Piantanida, Deniz Gündüz
Based on information forwarded by the preceding layer, each stage of the network is required to preserve a certain level of relevance with regards to a specific hidden variable, quantified by the mutual information.
no code implementations • 23 Jul 2014 • Pol Blasco, Deniz Gündüz
It is shown that the proposed algorithms learn the popularity profile quickly for a wide range of system parameters.