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publications
Decentralized and Incentivized Federated Learning: A Blockchain-Enabled Framework Utilising Compressed Soft-Labels and Peer Consistency.
Published in IEEE Transactions on Services Computing, 2023
Recommended citation: Witt, Leon, Usama, Zafar, KuoYeh, Shen, Felix, Sattler, Dan, Li, Songtao, Wang, Wojciech, Samek. "Decentralized and Incentivized Federated Learning: A Blockchain-Enabled Framework Utilising Compressed Soft-Labels and Peer Consistency". IEEE Transactions on Services Computing 17. 4(2024): 1449-1464.
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Robust Federated Learning Against Poisoning Attacks: A GAN-Based Defense Framework.
Preprint, arXiv:2503.20884, 2025
Recommended citation: Usama Zafar, André Teixeira, Salman Toor. "Robust Federated Learning Against Poisoning Attacks: A GAN-Based Defense Framework." (2025).
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Bayesian Robust Aggregation for Federated Learning.
Preprint, arXiv:2505.02490, 2025
Recommended citation: Aleksandr Karakulev, Usama Zafar, Salman Toor, and Prashant Singh. "Bayesian Robust Aggregation for Federated Learning." (2025).
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talks
Talk 1 on Relevant Topic in Your Field
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teaching
Future Internet Architecture
Graduate course, Tsinghua University, Department of Computer Science and Technology, 2018
Future Internet Architecture
Graduate course, Tsinghua University, Department of Computer Science and Technology, 2019
Artificial Intelligence (AI)
Graduate course, Uppsala University, Department of Information Technology, 2023
High Performance Programming
Graduate course, Uppsala University, Department of Information Technology, 2024
Parallel & Distributed Programming
Graduate course, Uppsala University, Department of Information Technology, 2024
Data Engineering I
Graduate course, Uppsala University, Department of Information Technology, 2025