no code implementations • 9 Sep 2024 • Ali Maatouk, Kenny Chirino Ampudia, Rex Ying, Leandros Tassiulas
Leveraging these findings, we develop and open-source Tele-LLMs, the first series of language models ranging from 1B to 8B parameters, specifically tailored for telecommunications.
1 code implementation • 22 Apr 2024 • Bing Luo, Wenli Xiao, Shiqiang Wang, Jianwei Huang, Leandros Tassiulas
This paper aims to design an adaptive client sampling algorithm for FL over wireless networks that tackles both system and statistical heterogeneity to minimize the wall-clock convergence time.
no code implementations • 11 Apr 2024 • Ioannis Panitsas, Akrit Mudvari, Ali Maatouk, Leandros Tassiulas
Next-generation cellular networks will evolve into more complex and virtualized systems, employing machine learning for enhanced optimization and leveraging higher frequency bands and denser deployments to meet varied service demands.
no code implementations • 31 Mar 2024 • Jialin Chen, Jan Eric Lenssen, Aosong Feng, Weihua Hu, Matthias Fey, Leandros Tassiulas, Jure Leskovec, Rex Ying
Motivated by our observation of a correlation between the time series model's performance boost against channel mixing and the intrinsic similarity on a pair of channels, we developed a novel and adaptable Channel Clustering Module (CCM).
no code implementations • 25 Mar 2024 • Georgios Palaiokrassas, Sarah Bouraga, Leandros Tassiulas
Conclusion: The results confirm that ML applied to blockchain data is a relevant and a growing topic of interest both in the literature and in practice.
1 code implementation • 7 Mar 2024 • Aosong Feng, Weikang Qiu, Jinbin Bai, Xiao Zhang, Zhen Dong, Kaicheng Zhou, Rex Ying, Leandros Tassiulas
Building on the success of text-to-image diffusion models (DPMs), image editing is an important application to enable human interaction with AI-generated content.
no code implementations • 7 Mar 2024 • Aosong Feng, Jialin Chen, Juan Garza, Brooklyn Berry, Francisco Salazar, Yifeng Gao, Rex Ying, Leandros Tassiulas
The high-resolution time series classification problem is essential due to the increasing availability of detailed temporal data in various domains.
no code implementations • 21 Jan 2024 • Ioannis Panitsas, Akrit Mudvari, Leandros Tassiulas
In software-defined networking (SDN), the implementation of distributed SDN controllers, with each controller responsible for managing a specific sub-network or domain, plays a critical role in achieving a balance between centralized control, scalability, reliability, and network efficiency.
no code implementations • 9 Nov 2023 • Akrit Mudvari, Antero Vainio, Iason Ofeidis, Sasu Tarkoma, Leandros Tassiulas
In this work, we develop an adaptive compression-aware split learning method ('deprune') to improve and train deep learning models so that they are much more network-efficient, which would make them ideal to deploy in weaker devices with the help of edge-cloud resources.
no code implementations • 5 Nov 2023 • S. Travis Waller, Amalia Polydoropoulou, Leandros Tassiulas, Athanasios Ziliaskopoulos, Sisi Jian, Susann Wagenknecht, Georg Hirte, Satish Ukkusuri, Gitakrishnan Ramadurai, Tomasz Bednarz
However, as observed in other fields (e. g. cloud computing resource management) we argue that mobility will evolve from a service to a resource (i. e., Mobility as a Resource, MaaR).
no code implementations • 17 May 2023 • Georgios Palaiokrassas, Sandro Scherrers, Iason Ofeidis, Leandros Tassiulas
Since the inception of permissionless blockchains with Bitcoin in 2008, it became apparent that their most well-suited use case is related to making the financial system and its advantages available to everyone seamlessly without depending on any trusted intermediaries.
no code implementations • 17 Apr 2023 • Bing Luo, Yutong Feng, Shiqiang Wang, Jianwei Huang, Leandros Tassiulas
Incentive mechanism is crucial for federated learning (FL) when rational clients do not have the same interests in the global model as the server.
no code implementations • 20 Feb 2023 • Antzelos Kyriazis, Iason Ofeidis, Georgios Palaiokrassas, Leandros Tassiulas
We also show that some borrowing interest rates in the Ethereum DeFi ecosystem are affected positively by unexpected changes in monetary policy.
no code implementations • 20 Dec 2022 • Yuang Jiang, Konstantinos Poularakis, Diego Kiedanski, Sastry Kompella, Leandros Tassiulas
In this work, we propose a novel meta learning based viewport prediction paradigm to alleviate the worst prediction performance and ensure the robustness of viewport prediction.
1 code implementation • 13 Oct 2022 • Nikolaos Papadis, Leandros Tassiulas
Payment channel networks (PCNs) are a layer-2 blockchain scalability solution, with its main entity, the payment channel, enabling transactions between pairs of nodes "off-chain," thus reducing the burden on the layer-1 network.
no code implementations • 27 Sep 2022 • Iason Ofeidis, Diego Kiedanski, Leandros Tassiulas
Dataloaders, in charge of moving data from storage into GPUs while training machine learning models, might hold the key to drastically improving the performance of training jobs.
1 code implementation • 9 Jul 2022 • Aosong Feng, Leandros Tassiulas
Traffic flow forecasting on graphs has real-world applications in many fields, such as transportation system and computer networks.
1 code implementation • 23 Apr 2022 • Michael Darlin, Georgios Palaiokrassas, Leandros Tassiulas
The rise of Decentralized Finance ("DeFi") on the Ethereum blockchain has enabled the creation of lending platforms, which serve as marketplaces to lend and borrow digital currencies.
1 code implementation • 3 Jan 2022 • Aosong Feng, Chenyu You, Shiqiang Wang, Leandros Tassiulas
We also show that the trained graph filters in KerGNNs can reveal the local graph structures of the dataset, which significantly improves the model interpretability compared with conventional GNN models.
no code implementations • 21 Dec 2021 • Bing Luo, Wenli Xiao, Shiqiang Wang, Jianwei Huang, Leandros Tassiulas
This paper aims to design an adaptive client sampling algorithm that tackles both system and statistical heterogeneity to minimize the wall-clock convergence time.
no code implementations • 12 Sep 2021 • Bing Luo, Xiang Li, Shiqiang Wang, Jianwei Huang, Leandros Tassiulas
Federated learning (FL) is a distributed learning paradigm that enables a large number of mobile devices to collaboratively learn a model under the coordination of a central server without sharing their raw data.
1 code implementation • 11 Jun 2021 • Yeshwanth Venkatesha, Youngeun Kim, Leandros Tassiulas, Priyadarshini Panda
To validate the proposed federated learning framework, we experimentally evaluate the advantages of SNNs on various aspects of federated learning with CIFAR10 and CIFAR100 benchmarks.
no code implementations • 31 Mar 2021 • Nikolaos Papadis, Leandros Tassiulas
Payment channel networks (PCNs) have emerged as a scalability solution for blockchains built on the concept of a payment channel: a setting that allows two nodes to safely transact between themselves in high frequencies based on pre-committed peer-to-peer balances.
no code implementations • 15 Dec 2020 • Bing Luo, Xiang Li, Shiqiang Wang, Jianwei Huang, Leandros Tassiulas
In this paper, we analyze how to design adaptive FL that optimally chooses these essential control variables to minimize the total cost while ensuring convergence.
no code implementations • 15 Sep 2020 • Michael Darlin, Nikolaos Papadis, Leandros Tassiulas
The Maker Protocol is a decentralized finance application that enables collateralized lending.
2 code implementations • 26 Sep 2019 • Yuang Jiang, Shiqiang Wang, Victor Valls, Bong Jun Ko, Wei-Han Lee, Kin K. Leung, Leandros Tassiulas
To overcome this challenge, we propose PruneFL -- a novel FL approach with adaptive and distributed parameter pruning, which adapts the model size during FL to reduce both communication and computation overhead and minimize the overall training time, while maintaining a similar accuracy as the original model.