Results 141 to 150 of about 7,356,867 (183)

Blockchain Transaction Sharding Algorithm Based on Account-Weighted Graph

IEEE Access
Sharding technology is widely regarded as an effective way to solve blockchain scalability limitations, such as lower throughput and longer delay time. However, sharding encounters challenges related to high cross-shard transaction proportion and complex
Jiao Li
exaly   +3 more sources

Data management method for building internet of things based on blockchain sharding and DAG

Internet of Things and Cyber-physical Systems
Sharding technology can address the throughput and scalability limitations that arise when single-chain blockchain are applied in the Internet of Things (IoT).
Xiaoyun Ye
exaly   +3 more sources

A reputation-based dynamic reorganization scheme for blockchain network sharding

Connection Science
While sharding technology helps solve performance bottlenecks in traditional blockchain networks, it also introduces new challenges. Random node allocation may lead to uneven distribution of malicious nodes, causing performance differences and security ...
Shuhui Zhang, Hanwen Tian, Lianhai Wang, Shujiang Xu, Wei Shao   +4 more
exaly   +3 more sources

Blockchain sharding scheme based on generative AI and DRL: Applied to building internet of things

Internet of Things and Cyber-physical Systems
When applying blockchain sharding technology in the building Internet of Things (IoT) domain to enhance the throughput performance of the blockchain, cross-shard transactions triggered by device collaborative tasks have increasingly become a prominent ...
Jinlong Wang, Yixin Li, Yunting Wu, Wenhu Zheng, Shangzhuo Zhou, Xiaoyun Xiong   +5 more
exaly   +3 more sources

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X-Shard: Optimistic Cross-Shard Transaction Processing for Sharding-Based Blockchains

IEEE Transactions on Parallel and Distributed Systems
Recent advances in cryptocurrencies have sparked significant interest in blockchain technology. However, scalability issues remain a major challenge for wide adoption of blockchains.
Jie Xu, Yulong Ming, Zihan Wu, Cong Wang, Xiaohua Jia   +4 more
semanticscholar   +1 more source

CHERUBIM: A Secure and Highly Parallel Cross-Shard Consensus Using Quadruple Pipelined Two-Phase Commit for Sharding Blockchains

IEEE Transactions on Information Forensics and Security
Due to the promising scalability property, sharding technology has gained widespread attention. It improves the transaction throughput of blockchain systems but also introduces cross-shard transactions.
Andi Liu, Yizhong Liu, Qianhong Wu, Boyu Zhao, Dongyu Li, Yuan Lu, Rongxing Lu, Willy Susilo   +7 more
semanticscholar   +1 more source

Tangram: Enabling Efficient and Balanced Dynamic Storage Extension on Sharding Blockchain Systems

IEEE transactions on computers
In recent years, sharding technology has been frequently applied in blockchain systems to increase scalability. However, when new shards are added, the system may result in significant overhead in terms of computing and networking since the data ...
Hao Xu, Jiaqi Zhang, Xiulong Liu, Zhimin Yu, Tingyu Fan, Baochao Chen, Keqiu Li   +6 more
semanticscholar   +1 more source

A sharding blockchain protocol for enhanced scalability and performance optimization through account transaction reconfiguration

Journal of King Saud University - Computer and Information Sciences
Sharding is a critical technology for enhancing blockchain scalability. However, existing sharding blockchain protocols suffer from a high cross-shard ratio, high transaction latency, limited throughput enhancement, and high account migration. To address
Jiaying Wu, Lingyun Yuan, Tianyu Xie, Hui Dai   +3 more
exaly   +3 more sources

An Energy-Efficient Wireless Blockchain Sharding Scheme for PBFT Consensus

IEEE Transactions on Network Science and Engineering
Blockchain technology has gained considerable attention in wireless network scenarios due to its security features. However, the complex workflow of blockchain consensus negotiation often results in high energy consumption.
Haoxiang Luo, Gang Sun, Hongfang Yu, Bo Lei, Mohsen Guizani   +4 more
semanticscholar   +1 more source

HiCoCS: High Concurrency Cross-Sharding on Permissioned Blockchains

IEEE transactions on computers
As the foundation of the Web3 trust system, blockchain technology faces increasing demands for scalability. Sharding emerges as a promising solution, but it struggles to handle highly concurrent cross-shard transactions (CSTxs), primarily due to ...
Lingxiao Yang, Xuewen Dong, Zhiguo Wan, Di Lu, Yushu Zhang, Yulong Shen   +5 more
semanticscholar   +1 more source