Improve pbft based on hash ring

Author: ueqd

August undefined, 2024

WitrynaAiming at the problems of practical Byzantine fault tolerance (PBFT) algorithm, such as high communication complexity, frequent switching views because of Byzantine node … 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.

Optimization of PBFT Algorithm Based on Improved C4.5

Witryna2 mar 2024 · 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 mechanism is used in the consensus process, where the first layer node maintains the primary view and the second layer node maintains the secondary view to ensure the proper operation … WitrynaDownload scientific diagram Recovery block technique algorithm from publication: Improving Performance of Software Fault Tolerant Techniques Using Multi-Core … how many wild card teams in baseball

Improved Fault-Tolerant Consensus Based on the PBFT Algorithm

WitrynaIn [10], it proposes an optimized PBFT based on feature trust model to improve Byzantine fault tolerance. ... Improve PBFT Based on Hash Ring Full-text available Witryna23 lis 2024 · In the existing research, there are three types of improvement directions for the high-communication complexity problem of the PBFT consensus algorithm: (1) … Witryna23 gru 2024 · Change the PBFT from the C/S response mode to the peer-to-peer network topology. Remove the client and divide all nodes into master and slave. (2) Change the five steps of the traditional PBFT consensus into two steps. It includes two stages: consensus request and consensus confirmation. how many wildfires in 2021

Hybrid Consensus Mechanism (HCM) Achieving Efficient and …

Improved PBFT algorithm for high-frequency trading scenarios of ...

Witryna15 mar 2024 · First, the algorithm optimizes the communication process of PBFT to reduce its complexity from O (N2) to O (N). At the same time, to make the algorithm … Witryna3 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 ... how many wildfires in 2022Witryna1 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 … how many wildcats in scotland

"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, … " - Improve pbft based on hash ring

Improve pbft based on hash ring

Recovery block technique algorithm Download Scientific Diagram

Witryna6 sty 2024 · Optimized PBFT algorithm based on improved C4.5 mainly includes optimization of PBFT algorithm and leader node selection strategy based on an integral voting system. The optimization of PBFT algorithm mainly reduces communication times and improves consensus efficiency by grouping consensus nodes after being …

Did you know?

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) … Witryna8 maj 2024 · In this paper, we propose a practical Byzantine-fault-tolerance (PBFT)-based consensus algorithm called proof of previous transactions (PoPT), in which the accountants are selected by a specific hash function from a …

WitrynaThe experimental results show that the optimized HR-PBFT algorithm can effectively improve the problem of the sharp increase in the number of communications caused … Witryna1 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 ...

Witryna23 gru 2024 · This paper proposes an improved credit-based PBFT consensus algorithm (CPBFT), which is an important part of the blockchain system and has an important … 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).

WitrynaSearch within Wenlong Feng's work. Search Search. Home Wenlong Feng Publications

WitrynaFigure 1 Improve PBFT Based on Hash Ring Journal overview For authors For reviewers For editors Table of Contents Special Issues Wireless Communications and … how many wildcats are still flyingWitryna15 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 … how many wildebeest are in a herdWitryna29 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 ... how many wildfires in bcWitryna12 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. how many wildfires are there a yearWitryna28 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. how many wildflower seeds per square footWitryna10 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 ... how many wilderness family movies are thereThe 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 how many wildfire in california