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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 blockchain paradigm provides a mechanism for content dissemination and distributed consensus on Peer-to-Peer (P2P) networks. While this paradigm has been widely adopted in industry, it has not been carefully analyzed in terms of its…

分布式、并行与集群计算 · 计算机科学 2020-12-22 Aditya Gopalan , Abishek Sankararaman , Anwar Walid , Sriram Vishwanath

With the increase of the adoption of blockchain technology in providing decentralized solutions to various problems, smart contracts have become more popular to the point that billions of US Dollars are currently exchanged every day through…

密码学与安全 · 计算机科学 2023-01-24 Feng Mi , Chen Zhao , Zhuoyi Wang , Sadaf MD Halim , Xiaodi Li , Zhouxiang Wu , Latifur Khan , Bhavani Thuraisingham

Blockchain has become particularly popular due to its promise to support business-critical services in very different domains (e.g., retail, supply chains, healthcare). Blockchain systems rely on complex middleware, like Ethereum or…

Blockchain has recently been depicted as a secure protocol for information exchange in cyber-physical microgrids. However, it is still found vulnerable to consensus manipulation attacks. These stealth attacks are often difficult to detect…

密码学与安全 · 计算机科学 2023-03-09 Suman Rath , Lam Duc Nguyen , Subham Sahoo , Petar Popovski

With technological advances and the establishment of e-commerce models, business challenges have shifted to online platforms. The promise of embedding self-executing and autonomous programs into blockchain technologies has attracted…

计算机与社会 · 计算机科学 2022-08-03 Kamal Kishor Singh

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

Blockchain databases have attracted widespread attention but suffer from poor scalability due to underlying non-scalable blockchains. While blockchain sharding is necessary for a scalable blockchain database, it poses a new challenge named…

数据库 · 计算机科学 2024-07-08 Zicong Hong , Song Guo , Enyuan Zhou , Wuhui Chen , Huawei Huang , Albert Zomaya

Traceability and auditability are key structures that are vital in supply chain management and construction. However, trust is the most important aspect of customers in these systems. Also, we have to rely on third parties to trade in…

密码学与安全 · 计算机科学 2021-03-22 Bora Bugra Sezer , Selcuk Topal , Urfat Nuriyev

Machine learning models offer the capability to forecast future energy production or consumption and infer essential unknown variables from existing data. However, legal and policy constraints within specific energy sectors render the data…

机器学习 · 计算机科学 2024-06-10 Lei Xu , Yulong Chen , Yuntian Chen , Longfeng Nie , Xuetao Wei , Liang Xue , Dongxiao Zhang

Sharding has emerged as a critical solution to address the scalability challenges faced by blockchain networks, enabling them to achieve higher transaction throughput, reduced latency, and optimized resource usage. This paper investigates…

分布式、并行与集群计算 · 计算机科学 2025-09-25 Ziwei Wang , Cong Wu , Paolo Tasca

Decentralized resource markets are Web 3.0 applications that build open-access platforms for trading digital resources among users without any central management. They promise cost reduction, transparency, and flexible service provision.…

密码学与安全 · 计算机科学 2025-09-25 Mohamed E. Najd , Ghada Almashaqbeh

Crowdfunding platforms face high transaction fees, need for more transparency, and trust deficits. These issues deter contributors and entrepreneurs from effectively leveraging crowdfunding for innovation and growth. Blockchain technology…

计算工程、金融与科学 · 计算机科学 2025-01-22 Mustafa Savas Unsal

Existing blockchain sharding protocols have focused on eliminating imbalanced workload distributions. However, even with workload balance, disparities in processing capabilities can lead to differential stress among shards, resulting in…

网络与互联网体系结构 · 计算机科学 2025-05-13 Xinpeng Huang , Wanqing Jie , Shiwen Zhang , Haofu Yang , Wangjie Qiu , Qinnan Zhang , Huawei Huang , Zehui Xiong , Shaoting Tang , Hongwei Zheng , Zhiming Zheng

Sensor networks and Wireless Sensor Networks (WSN) are key components for the development of the Internet of Things. These networks are subject of two kinds of constraints. Adaptability by the mean of mutability and evolutivity, and…

密码学与安全 · 计算机科学 2017-06-07 Axel Moinet , Benoît Darties , Jean-Luc Baril

In this paper, we present a pricing mechanism that aligns incentives of agents who exchange resources on a decentralized ledger with the goal of maximizing transaction throughput. Subdividing a blockchain ledger into shards promises to…

系统与控制 · 电气工程与系统科学 2020-09-02 James R. Riehl , Jonathan Ward

The research designs a new integrated system for the security enhancement of a decentralized network by preventing damages from attackers, particularly for the 51 percent attack. The concept of multiple layered design based on Blockchain…

密码学与安全 · 计算机科学 2022-02-15 Song-Kyoo Kim

Blockchain networks offer decentralization, transparency, and immutability for managing critical data but encounter scalability problems as the number of network members and transaction issuers grows. Sharding is considered a promising…

分布式、并行与集群计算 · 计算机科学 2026-03-09 Yongrae Jo , Chanik Park

Blockchain technology has emerged, and many previous studies have assessed its performance issues. However, less attention has been paid to the dependability attributes, which have been a critical topic in service provisioning, considering…

分布式、并行与集群计算 · 计算机科学 2025-03-11 J Dantas , P Silva , L Fiondella , C Melo , P Maciel

Decentralized electronic voting solutions represent a promising advancement in electronic voting. One of the e-voting paradigms, the self-tallying scheme, offers strong protection of the voters' privacy while making the whole voting process…

密码学与安全 · 计算机科学 2022-06-14 Ivana Stančíková , Ivan Homoliak