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Improve pbft based on hash ring

Witryna12 kwi 2024 · In this article, we provide a blockchain-based solution and framework for distributing and trading of electronic ticket. Sale and distribution of electronic ticket are governed by smart contracts built on the Ethereum public blockchain. E-ticket downloads/views occur on-chain and off-chain according to the ticket size. Witryna29 mar 2024 · To solve these limitations, an improved consensus algorithm VS-PBFT based on vague sets was proposed. VS-PBFT has three phases: node partition, primary node selection, and global consensus ...

Improve PBFT Based on Hash Ring - Hindawi

Witryna1 mar 2024 · In response to the needs of today's large-scale consortium chains, the PBFT is improved, and the Feature grouping and Credit optimization Byzantine Fault Tolerance (FCBFT) is proposed. The three characteristics of the algorithm are as follows: • A node feature grouping model is proposed. Witryna25 paź 2024 · A Hash-oriented Practical Byzantine Fault Tolerance (PBFT) based consensus algorithm is proposed to improve the Blockchain efficiency and reduce the transaction confirmation delay from 10 minutes to 15 seconds. The Hash-oriented PBFT effectively avoids the double-spending attack and Sybil attack. chrysler victorville https://longbeckmotorcompany.com

Improved PBFT Algorithm Based on Vague Sets - Hindawi

The HC-PBFT algorithm consists of four parts: hash ring grouping strategy, consensus process, dual-view mechanism, and Byzantine node determination mechanism. The hash ring grouping strategy uses a hash ring to group and slice the nodes to ensure the randomness and fairness of the grouping. Zobacz więcej Aiming at the problems of practical Byzantine fault tolerance (PBFT) algorithm, such as high communication complexity, frequent switching views because of … Zobacz więcej Since the birth of Bitcoin [ 1. S. Nakamoto, Bitcoin: A Peer-to-Peer Electronic Cash System, Bitcoin White Paper, 2008.See in References1], digital cryptocurrency has developed rapidly, and its underlying blockchain … Zobacz więcej After multiple rounds of consensus, the Byzantine node determination mechanism can mark Byzantine nodes and error nodes, restrict them from being elected as primary nodes, and improve the reliability of primary node … Zobacz więcej In 1999, Castro and Liskov first proposed the practical Byzantine fault tolerance (PBFT) algorithm, which reduced the complexity of the algorithm from exponential to polynomial, making the Byzantine fault … Zobacz więcej Witryna1 mar 2024 · By simplifying the PBFT consensus protocol, the time complexity of the protocol is reduced from O (n 2) to O (n). It effectively improves the consensus efficiency, throughput and block generation speed. Xiang, Huaimin and Peichang (2024)proposed proof of previous transactions (PoPT). Witryna9 lis 2024 · The experimental results show that the optimized HR-PBFT algorithm can effectively improve the problem of the sharp increase in the number of … chrysler victoria bc

Secure PBFT Consensus-Based Lightweight Blockchain for

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Improve pbft based on hash ring

Optimization of PBFT Algorithm Based on Improved C4.5

Witryna30 maj 2024 · The specific PBFT consensus steps are as follows: (1) Request stage: The client sends a request . (2) Prepreparation phase: The master node assigns a number to the received request and broadcasts a prepreparation message in the format , where is the digest value of the request, which is generated using a secure hash function. (3) … Witryna28 paź 2024 · Therefore, a new improved PBFT consensus algorithm based on vague sets was proposed. The overall algorithm flowchart is shown in Supplementary Figure 2. The algorithm we proposed has three phases: node partition, primary node selection, and global consensus.

Improve pbft based on hash ring

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Witryna22 lut 2024 · Abstract: Nowadays Practical Byzantine Fault Tolerance (PBFT) algorithm has become the most extensive consensus algorithm in the alliance chain. However, the PBFT algorithm is usually only applicable to small networks due to high communication complexity and poor scalability. Witryna15 paź 2024 · Thanks to the success of deep learning, deep hashing has recently evolved as a leading method for large-scale image retrieval. Most existing hashing methods use the last layer to extract semantic information from the input image. However, these methods have deficiencies because semantic features extracted from …

Witryna20 mar 2024 · In response to the problems of the practical Byzantine fault-tolerant algorithm (PBFT), such as random selection of master nodes and poor scalability, a CART-based PBFT optimization algorithm is proposed, namely the C-PBFT algorithm. First, the introduction of weighted impurity variables improves the CART algorithm, … Witryna20 lut 2024 · The experimental results of the PBFT-based blockchain showed high performance for networks with 70 nodes. Hence the PBFT-based consensus can be …

WitrynaImprove PBFT Based on Hash Ring. Citing article. Nov 2024; Wang Zhong; Xiandong Zheng; Wenlong Feng; Mengxing Huang; Siling Feng; View full-text... The PBFT algorithm is an excellent alternative ... WitrynaDownload scientific diagram Recovery block technique algorithm from publication: Improving Performance of Software Fault Tolerant Techniques Using Multi-Core Architecture This research shows ...

WitrynaSemantic Scholar extracted view of "基于K-medoids的改进PBFT共识机制 (Improved PBFT Consensus Mechanism Based on K-medoids)" by Zihao Chen et al. Skip to …

Witryna9 lis 2024 · Improve PBFT Based on Hash Ring Wang Zhong Xiandong Zheng ... Siling Feng 09 Nov 2024 PDF Citation Wireless Communications and Mobile … chrysler victory sirenWitrynaDownload scientific diagram Recovery block technique algorithm from publication: Improving Performance of Software Fault Tolerant Techniques Using Multi-Core … describe signed number representationWitryna10 kwi 2024 · PDF Consensus mechanisms play a critical role in blockchain networks, ensuring that all participants agree on the state of the distributed ledger.... Find, read and cite all the research you ... chrysler voyager 1994 manualWitryna1 kwi 2024 · Aiming at the problems of large communication cost of the consistency process, low efficiency of view switching and the random selection of the master … chrysler viper occasionWitryna1 kwi 2024 · Improve PBFT Based on Hash Ring. ... First, the HR-PBFT algorithm uses a hash ring to group nodes, which ensures the randomness and fairness of the grouping. Then, a dual-view ... describe sir henry baskervilleWitryna3 kwi 2024 · A deep learning-based pipeline system for license plate detection and recognition using YOLOv7 in complex traffic scenes ... PBFT consensus optimization algorithm based on group reputation ... A study on the application of multilevel secure hash function in blockchain Author(s): Shi-mei Jin; Yi-han Wang; Yongzhen Li ... chrysler voyager 2002 manualdescribe slave life in haiti