Results 31 to 40 of about 362 (165)

Research on Hyperledger Fabric Consensus Mechanism Based on Load Balancing Algorithm [PDF]

open access: yesJisuanji gongcheng, 2022
Hyperledger Fabric decouples business logic.Although it improves system flexibility, it has performance bottlenecks and cannot satisfy the high concurrency or fast response needs of businesses.This study analyzes the three stages of endorsement, sorting,
HE Pengfei, FAN Pengfei, YIN Qianhui, WANG Zhongxun, ZHANG Tongjing, LIANG Dawei
doaj   +1 more source

Chaincode contour processing for handwritten word recognition [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 1999
Contour representations of binary images of handwritten words afford considerable reduction in storage requirements while providing lossless representation. On the other hand, the one-dimensional nature of contours presents interesting challenges for processing images for handwritten word recognition. Our experiments indicate that significant gains are
Sriganesh Madhvanath   +2 more
openaire   +1 more source

Smart legal contract and its research progress

open access: yes工程科学学报, 2022
With the advancement of blockchain, smart contracts have become increasingly popular. However, the uncertain status by law severely limits their practical applications.
Di WANG   +6 more
doaj   +1 more source

Research on distributed authentication of power IoT based on Hyperledger blockchain

open access: yesDianzi Jishu Yingyong, 2019
With the development of energy Internet and the implementation of "cloud, big, material and mobile" strategy, the traditional centralized access authentication mode of power Internet of Things terminal is difficult to meet the ubiquitous application ...
Chen Xiaolian   +5 more
doaj   +1 more source

HLF-Kubed: Blockchain-Based Resource Monitoring for Edge Clusters

open access: yesLedger, 2022
In the past several years, there has been an increased usage of smart, always- connected devices at the edge of the network, which provide real-time contextual information with low overhead to optimize processes and improve how companies and ...
Achilleas Tzenetopoulos   +5 more
doaj   +1 more source

TVS: a trusted verification scheme for office documents based on blockchain

open access: yesComplex & Intelligent Systems, 2022
To realize the encryption of document information, authority authentication, and traceability of historical records, we propose a trusted verification scheme (TVS) for office documents to ensure security.
Xue Zhai   +4 more
doaj   +1 more source

Using Secure Multi-Party Computation to Protect Privacy on a Permissioned Blockchain

open access: yesSensors, 2021
The development of information technology has brought great convenience to our lives, but at the same time, the unfairness and privacy issues brought about by traditional centralized systems cannot be ignored.
Jiapeng Zhou   +3 more
doaj   +1 more source

Privacy Preserving model for patient centric health record management using chaincode [PDF]

open access: yes, 2021
Abstract Cloud computing poses a challenge to the healthcare infrastructure, as it affects privacy, confidentiality, and security rules concerning large binary objects such as x-rays and CT scan reports. However, health records are stored and accessed using an encryption hash which is stored in the interplanetary file system (IPFS), called a ...
Vinodhini Mani, M. Prakash
openaire   +1 more source

Research on Blockchain-Based E-Bidding System

open access: yesApplied Sciences, 2021
In the field of modern bidding, electronic bidding leads a new trend of development, convenience and efficiency and other significant advantages effectively promote the reform and innovation of China’s bidding field.
Dan Wang, Jindong Zhao, Chunxiao Mu
doaj   +1 more source

An efficient chain code for access control in hyper ledger fabric healthcare system

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
The emergence of eHealth has been instrumental in enhancing healthcare systems, offering improved health services to diverse patients with the aid of cutting-edge technologies.
Smitha Mohan M, L. Sujihelen
doaj   +1 more source

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