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Thanks to the advances in machine learning, data-driven analysis tools have become valuable solutions for various applications. However, there still remain essential challenges to develop effective data-driven methods because of the need to…

密码学与安全 · 计算机科学 2020-04-02 Gihan J. Mendis , Yifu Wu , Jin Wei , Moein Sabounchi , Rigoberto Roche'

The design of permissioned blockchains places an access control requirement for members to read, access, and write information over the blockchains. In this paper, we study a hierarchical scenario to include three types of participants:…

密码学与安全 · 计算机科学 2021-01-26 Hongyin Chen , Zhaohua Chen , Yukun Cheng , Xiaotie Deng , Wenhan Huang , Jichen Li , Hongyi Ling , Mengqian Zhang

The progress of deep learning (DL), especially the recent development of automatic design of networks, has brought unprecedented performance gains at heavy computational cost. On the other hand, blockchain systems routinely perform a huge…

密码学与安全 · 计算机科学 2020-07-31 Yixiao Lan , Yuan Liu , Boyang Li

Proof of Stake (PoS) blockchains offer promising alternatives to traditional Proof of Work (PoW) systems, providing scalability and energy efficiency. However, blockchains operate in a decentralized manner and the network is composed of…

分布式、并行与集群计算 · 计算机科学 2025-04-25 Faisal Haque Bappy , Tariqul Islam , Kamrul Hasan , Md Sajidul Islam Sajid , Mir Mehedi Ahsan Pritom

Federated learning has been widely studied and applied to various scenarios. In mobile computing scenarios, federated learning protects users from exposing their private data, while cooperatively training the global model for a variety of…

分布式、并行与集群计算 · 计算机科学 2020-12-08 Yuzheng Li , Chuan Chen , Nan Liu , Huawei Huang , Zibin Zheng , Qiang Yan

This paper introduces peer to peer (P2P) trading mechanisms based on decentralized Blockchain to facilitate retail electricity market for ever-increasing distributed energy resources (DERs). The Blockchain network supports fast and secure…

系统与控制 · 电气工程与系统科学 2024-03-12 Masoud H. Nazari , Antar Kumar Biswas

Permissionless blockchains such as Bitcoin have long been criticized for their high computational and storage overhead. Unfortunately, while a number of proposals address the energy consumption of existing Proof-of-Work deployments, little…

密码学与安全 · 计算机科学 2022-07-01 Alessandro Sforzin , Matteo Maso , Claudio Soriente , Ghassan Karame

The energy sustainability of blockchains, whose consensus protocol rests on the Proof-of-Work, nourishes a heated debate. The underlying issue lies in a highly energy-consuming process, defined as mining, required to validate crypto-asset…

In federated learning (FL), decentralized model training allows multi-ple participants to collaboratively improve a shared machine learning model without exchanging raw data. However, ensuring the integrity and reliability of the system is…

机器学习 · 计算机科学 2026-02-10 Ajay Kumar Shrestha

Federated learning is a distributed mechanism that trained large-scale neural network models with the participation of multiple clients and data remains on their devices, only sharing the local model updates. With this feature, federated…

密码学与安全 · 计算机科学 2023-08-10 Attia Qammar , Abdenacer Naouri , Jianguo Ding , Huansheng Ning

For the modern world where data is becoming one of the most valuable assets, robust data privacy policies rooted in the fundamental infrastructure of networks and applications are becoming an even bigger necessity to secure sensitive user…

密码学与安全 · 计算机科学 2019-12-11 Anudit Nagar

Training machine learning (ML) models typically involves expensive iterative optimization. Once the model's final parameters are released, there is currently no mechanism for the entity which trained the model to prove that these parameters…

Smart contract-enabled blockchains allow building decentralized applications in which mutually-distrusted parties can work together. Recently, oracle services emerged to provide these applications with real-world data feeds. Unfortunately,…

计算机科学与博弈论 · 计算机科学 2021-12-24 Z. Motaqy , G. Almashaqbeh , B. Bahrak , N. Yazdani

This study develops a conceptual simulation model for a tokenized recycling incentive system that integrates blockchain infrastructure, market-driven pricing, behavioral economics, and carbon credit mechanisms. The model aims to address the…

理论经济学 · 经济学 2025-07-29 Atta Ul Mustafa

Federated unlearning is a promising paradigm for protecting the data ownership of distributed clients. It allows central servers to remove historical data effects within the machine learning model as well as address the "right to be…

机器学习 · 计算机科学 2024-01-30 Yijing Lin , Zhipeng Gao , Hongyang Du , Jinke Ren , Zhiqiang Xie , Dusit Niyato

In the field of energy Internet, blockchain-based distributed energy trading mode is a promising way to replace the traditional centralized trading mode. However, the current power blockchain platform based on public chain has problems such…

分布式、并行与集群计算 · 计算机科学 2023-10-12 Lianghaojie Zhou , Youquan Xian , Yipeng Yang , Jianyong Jiang , Peng Liu , Xianxian Li

Decentralized Ledger Technology, popularized by the Bitcoin network, aims to keep track of a ledger of valid transactions between agents of a virtual economy without a central institution for coordination. In order to keep track of a…

系统与控制 · 计算机科学 2018-07-04 Michael Zargham , Zixuan Zhang , Victor Preciado

A knowledge market can be described as a type of market where there is a consistent supply of data to satisfy the demand for information and is responsible for the mapping of potential problem solvers with the entities which need these…

密码学与安全 · 计算机科学 2022-10-05 Shashank Joshi , Arhan Choudhury

Data is of unprecedented importance today. The most valuable companies of today treat data as a commodity, which they trade and earn revenues. To facilitate such trading, data marketplaces have emerged. Present data marketplaces are…

密码学与安全 · 计算机科学 2019-09-30 Prabal Banerjee , Sushmita Ruj

In the era of deep learning, federated learning (FL) presents a promising approach that allows multi-institutional data owners, or clients, to collaboratively train machine learning models without compromising data privacy. However, most…

机器学习 · 计算机科学 2024-03-13 Nanqing Dong , Zhipeng Wang , Jiahao Sun , Michael Kampffmeyer , William Knottenbelt , Eric Xing