检索结果-南通市图书馆

Redundant Data Detection and Deletion to Meet Privacy Protection Requirements in Blockchain-Based Edge Computing Environment

引用

China Communications 2024年第3期21卷 149-159页

作者： Zhang Lejun Peng Minghui Su Shen wang weizheng Jin Zilong Su Yansen Chen Huiling Guo Ran Sergey Gataullin Cyberspace Institute Advanced Technology Guangzhou UniversityGuangzhou 510006China College of Information Engineering Yangzhou UniversityYangzhou 225127China School Math&Computer Science Quanzhou Normal UniversityQuanzhou 362000China Computer Science Department City University of Hong KongHong Kong 999077China School of Computer and Software Nanjing University of Information Science and TechnologyNanjing 21004China Key Laboratory of Intelligent Computing and Signal Processing of Ministry of Education School of Computer Science and TechnologyAnhui UniversityHefei 230601China Department of Computer Science and Artificial Intelligence Wenzhou UniversityWenzhou 325035China Guangzhou University Library Guangzhou UniversityGuangzhou 510006China Central Economic and Mathematics Institute Russian Academy of Sciences MIREA-Russian Technological University Moscow RegionRussia

With the rapid development of information technology,IoT devices play a huge role in physiological health data *** exponential growth of medical data requires us to reasonably allocate storage space for cloud servers and edge *** storage capacity of edge nodes close to users is *** should store hotspot data in edge nodes as much as possible,so as to ensure response timeliness and access hit rate;However,the current scheme cannot guarantee that every sub-message in a complete data stored by the edge node meets the requirements of hot data;How to complete the detection and deletion of redundant data in edge nodes under the premise of protecting user privacy and data dynamic integrity has become a challenging *** paper proposes a redundant data detection method that meets the privacy protection *** scanning the cipher text,it is determined whether each sub-message of the data in the edge node meets the requirements of the hot *** has the same effect as zero-knowledge proof,and it will not reveal the privacy of *** addition,for redundant sub-data that does not meet the requirements of hot data,our paper proposes a redundant data deletion scheme that meets the dynamic integrity of the *** use Content Extraction Signature(CES)to generate the remaining hot data signature after the redundant data is *** feasibility of the scheme is proved through safety analysis and efficiency analysis.

关键词： blockchain data integrity edge computing privacy protection redundant data

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

基于AIDUA框架的生成式人工智能使用意愿研究

引用

农业图书情报学报 2024年第2期36卷 36-50页

作者：王伟正乔鸿李肖俊王静静山东师范大学图书馆济南250358 山东师范大学商学院济南250358 齐鲁工业大学(山东省科学院)数字人文研究中心济南250014 齐鲁工业大学(山东省科学院)情报研究所济南250014 山东大学新闻与传播学院济南250100

[目的/意义]探究科研人员使用生成式人工智能技术意愿的影响因素,基于此促进生成式人工智能技术在学术研究及高等教育中的应用。[方法/过程]基于认知评估理论和人工智能接受框架(AIDUA),开发并实证检验了生成式人工智能使用意愿的理论模... 详细信息

[目的/意义]探究科研人员使用生成式人工智能技术意愿的影响因素,基于此促进生成式人工智能技术在学术研究及高等教育中的应用。[方法/过程]基于认知评估理论和人工智能接受框架(AIDUA),开发并实证检验了生成式人工智能使用意愿的理论模型,通过三阶段对用户使用意愿进行评估,旨在解释用户使用意愿的形成过程。[结果/结论]用户使用生成式人工智能之前,经历了三阶段的决策过程。社会影响、享乐动机和拟人化对绩效期望和努力期望均呈正相关,拟人化是影响绩效期望和努力期望的最强变量,绩效期望和努力期望对消极情绪呈负相关,而享乐动机对消极情绪的影响不显著,消极情绪与用户的使用意愿呈负相关,结果显示在校身份对努力预期和消极情绪之间具有调节作用。

关键词：生成式人工智能 ChatGPT 拟人化用户信息行为使用意愿数字素养

来源：

维普期刊数据库博看期刊

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

基于BIM的内河限制性航道护岸工程数智化设计技术及应用

引用

水运工程 2024年第3期 140-146页

作者：王炜正牛作鹏中交第二航务工程勘察设计院有限公司湖北武汉430071

针对内河限制性航道护岸工程传统设计存在的二维表达不直观、设计效率低下、出图算量流程复杂等问题,采用BIM、GIS等技术进行二次开发,形成系列基于BIM的护岸工程数智化设计技术,实现三维地形曲面内插优化、护岸前沿线自动生成及护岸工... 详细信息

针对内河限制性航道护岸工程传统设计存在的二维表达不直观、设计效率低下、出图算量流程复杂等问题,采用BIM、GIS等技术进行二次开发,形成系列基于BIM的护岸工程数智化设计技术,实现三维地形曲面内插优化、护岸前沿线自动生成及护岸工程模型参数化快速创建、出图算量等,并依托项目开展技术成果验证及设计成果数字化交付,提升了护岸工程BIM设计效率,拓展了设计成果数智化应用领域,可为同类项目实施数智化工作提供借鉴。

关键词：内河限制性航道护岸工程 BIM 二次开发数智化

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

IEEE 3806—2023《基于区块链的肝胆疾病数据提取与交换标准》的解读

引用

中华消化外科杂志 2024年第7期23卷 895-900页

作者：黎成权王伟铮石柏源付海天冯晓彬清华大学附属北京清华长庚医院/清华大学临床医学院/清华大学精准医学研究院北京102218

全球有>10亿的肝胆疾病患者,但在疾病的数据标准化、整合和共享方面仍缺乏成功的经验和模式。为解决该问题,清华大学附属北京清华长庚医院联合多家医疗、信息化领域机构制订《基于区块链的肝胆疾病数据提取与交换标准》,并成为中国首个... 详细信息

全球有>10亿的肝胆疾病患者,但在疾病的数据标准化、整合和共享方面仍缺乏成功的经验和模式。为解决该问题,清华大学附属北京清华长庚医院联合多家医疗、信息化领域机构制订《基于区块链的肝胆疾病数据提取与交换标准》,并成为中国首个国际肝胆疾病数据应用标准规范,即IEEE 3806—2023标准。笔者就该标准编制背景、适用范围、主体内容及临床意义进行解读,旨在帮助各医疗机构、医药企业等对肝胆疾病数据提取与交换标准的理解,有助于该标准的推广应用。

关键词：肝疾病胆道疾病医疗数据交换区块链数据标准化数据安全性互操作性

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Jointly beam stealing attackers detection and localization without training:an image processing viewpoint

引用

Frontiers of Computer Science 2023年第3期17卷 145-160页

作者： Yaoqi YANG Xianglin WEI Renhui XU weizheng wang Laixian PENG Yangang wang College of Communication Engineer Army Engineering University of PLANanjing 210000China The 63rd Research Institute National University of Defense TechnologyNanjing 210007China Department of Computer Science City University of Hong KongHong Kong 999077China

Recently revealed beam stealing attacks could greatly threaten the security and privacy of IEEE 802.11ad *** premise to restore normal network service is detecting and locating beam stealing attackers without their *** consistency-based methods are only valid for one single attacker and are *** the viewpoint of image processing,this paper proposes an algorithm to jointly detect and locate multiple beam stealing attackers based on RSSI(Received Signal Strength Indicator)map without the training process involved in deep learning-based ***,an RSSI map is constructed based on interpolating the raw RSSI data for enabling high-resolution localization while reducing monitoring ***,three image processing steps,including edge detection and segmentation,are conducted on the constructed RSSI map to detect and locate multiple attackers without any prior knowledge about the *** evaluate our proposal’s performance,a series of experiments are conducted based on the collected *** results have shown that in typical parameter settings,our algorithm’s positioning error does not exceed 0.41 m with a detection rate no less than 91%.

关键词： beam-stealing attacks detection localization image processing

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Smart contract token-based privacy-preserving access control system for industrial Internet of Things

引用

Digital Communications and Networks 2023年第2期9卷 337-346页

作者： weizheng wang Huakun Huang Zhimeng Yin Thippa Reddy Gadekallu Mamoun Alazab Chunhua Su Department of Computer Science City University of Hong KongHong Kong SAR999077China Division of Computer Science University of AizuFukushima965-8580Japan School of Information Technology and Engineering Vellore Institute of TechnologyTamil NaduIndia College of Engineering IT and EnvironmentCharles Darwin UniversityAustralia School of Computer Science and Cyber Engineering Guangzhou UniversityChina

Due to mobile Internet technology's rapid popularization,the Industrial Internet of Things(IIoT)can be seen everywhere in our daily *** IIoT brings us much convenience,a series of security and scalability issues related to permission operations rise to the surface during device ***,at present,a reliable and dynamic access control management system for IIoT is in urgent *** till now,numerous access control architectures have been proposed for ***,owing to centralized models and heterogeneous devices,security and scalability requirements still cannot be *** this paper,we offer a smart contract token-based solution for decentralized access control in IIoT ***,there are three smart contracts in our system,including the Token Issue Contract(TIC),User Register Contract(URC),and Manage Contract(MC).These three contracts collaboratively supervise and manage various events in IIoT *** also utilize the lightweight and post-quantum encryption algorithm-Nth-degree Truncated Polynomial Ring Units(NTRU)to preserve user privacy during the registration ***,to evaluate our proposed architecture's performance,we build a prototype platform that connects to the local ***,experiment results show that our scheme has achieved secure and dynamic access control for the IIoT system compared with related research.

关键词： Blockchain Privacy preservation Smart contract Industrial IoT

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

A Novel Secure Scan Design Based on Delayed Physical Unclonable Function

引用

Computers, Materials & Continua 2023年第3期74卷 6605-6622页

作者： weizheng wang Xingxing Gong Xiangqi wang Gwang-jun Kim Fayez Alqahtani Amr Tolba School of Computer and Communication Engineering Changsha University of Science and TechnologyChangsha410114China College of Information Science and Engineering Hunan Women’s UniversityChangsha410138China College of Mathematics and Computational Science Hunan First Normal UniversityChangsha410138China Department of Computer Engineering Chonnam National UniversityGwangju61186Korea Software Engineering Department College of Computer and Information SciencesKing Saud UniversityRiyadh12372Saudi Arabia Computer Science Department Community CollegeKing Saud UniversityRiyadh11437Saudi Arabia

The advanced integrated circuits have been widely used in various situations including the Internet of Things,wireless communication,*** its manufacturing process exists unreliability,so cryptographic chips must be rigorously *** to scan testing provides high test coverage,it is applied to the testing of cryptographic integrated ***,while providing good controllability and observability,it also provides attackers with a backdoor to steal *** the text,a novel protection scheme is put forward to resist scan-based attacks,in which we first use the responses generated by a strong physical unclonable function circuit to solidify fuseantifuse structures in a non-linear shift register(NLSR),then determine the scan input code according to the configuration of the fuse-antifuse structures and the styles of connection between the NLSR cells and the scan *** the key is right,the chip can be tested normally;otherwise,the data in the scan chain cannot be propagated normally,it is also impossible for illegal users to derive the desired scan *** proposed technique not only enhances the security of cryptographic chips,but also incurs acceptable overhead.

关键词： Cryptographic chips scan testing scan-based attacks hardware security PUF

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Reliability Analysis of Correlated Competitive and Dependent Components Considering Random Isolation Times

引用

Computers, Materials & Continua 2023年第9期76卷 2763-2777页

作者： Shuo Cai Tingyu Luo Fei Yu Pradip Kumar Sharma weizheng wang Lairong Yin School of Computer and Communication Engineering Changsha University of Science and TechnologyChangsha410114China Department of Computing Science University of AberdeenAberdeenUK School of Automotive and Mechanical Engineering Changsha University of Science and TechnologyChangsha410114China

In the Internet of Things(IoT)system,relay communication is widely used to solve the problem of energy loss in long-distance transmission and improve transmission *** Body Sensor Network(BSN)systems,biosensors communicate with receiving devices through relay nodes to improve their limited energy *** the relay node fails,the biosensor can communicate directly with the receiving device by releasing more transmitting ***,if the remaining battery power of the biosensor is insufficient to enable it to communicate directly with the receiving device,the biosensor will be isolated by the ***,a new combinatorial analysis method is proposed to analyze the influence of random isolation time(RIT)on system reliability,and the competition relationship between biosensor isolation and propagation failure is *** approach inherits the advantages of common combinatorial algorithms and provides a new approach to effectively address the impact of RIT on system reliability in IoT systems,which are affected by competing ***,the method is applied to the BSN system,and the effect of RIT on the system reliability is analyzed in detail.

关键词： BSN Internet of Things reliability analysis random isolation time

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

The Crystallization and Fracture Toughness of Transparent Glass-ceramics with Various Al_(2)O_(3) Additions for Mobile Devices

引用

Journal of Wuhan University of Technology(Materials Science) 2022年第3期37卷 378-384页

作者：郑伟宏李昌钦 YUAN Jian TIAN Peijing TENG Fei wang weizheng PENG Zhigang 王伟 State Key Laboratory of Silicate Building Materials Wuhan University of TechnologyWuhan 430070China Shahe Research Institute of Glass Technology Shahe 054100China School of Automotive Engineering Wuhan University of TechnologyWuhan 430070China Hubei Key Laboratory of Advanced Technology for Automotive Components Wuhan University of TechnologyWuhan 430070China Hubei Collaborative Innovation Center for Automotive Components Technology Wuhan University of TechnologyWuhan 430070China

Li_(2)O-Al_(2)O_(3)-SiO_(2)(LAS)glass-ceramics were prepared by a melting *** of different Al_(2)O_(3)content on the structure,crystallization,transmittance and fracture toughness of LAS glassceramics were investigated by means of XRD,FESEM and other methods as *** results showed that the glass transition temperature and crystallization temperature of samples increased as the content of Al_(2)O_(3)increased from 4.1 wt%to 13.1 wt%,which restrained the precipitation of lithium disilicate *** main crystalline phase of glass-ceramics transformed from lithium disilicate and petalite to silicon dioxide,which reduced the fracture toughness of *** the Al_(2)O_(3)content was 7.1 wt%,the specimen had outstanding transmittance and fracture *** transmittance was 90.32%.The fracture toughness was 1.13 MPa•m^(1/2).Compared with high-alumina glass,the fracture toughness of the glass-ceramic was greatly improved,and it could be used as a new type of protective material for mobile devices.

关键词： transparent glass-ceramics crystallization Al_(2)O_(3) lithium disilicate petalite

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

An Intelligent Secure Adversarial Examples Detection Scheme in Heterogeneous Complex Environments

引用

Computers, Materials & Continua 2023年第9期76卷 3859-3876页

作者： weizheng wang Xiangqi wang Xianmin Pan Xingxing Gong Jian Liang Pradip Kumar Sharma Osama Alfarraj Wael Said College of Information Science and Engineering HunanWomen’s UniversityChangsha410138China School of Mathematics and Statistics Hunan First Normal UniversityChangsha410138China School of Computer&Communication Engineering Changsha University of Science&TechnologyChangsha410114China Department of Computing Science University of AberdeenAberdeenAB243FXUK Department of Computer Science Community CollegeKing Saud UniversityRiyadh11437Saudi Arabia Department of Computer Science Faculty of Computers and InformaticsZagazig UniversityZagazig44511Egypt

Image-denoising techniques are widely used to defend against Adversarial Examples(AEs).However,denoising alone cannot completely eliminate adversarial *** remaining perturbations tend to amplify as they propagate through deeper layers of the network,leading to ***,image denoising compromises the classification accuracy of original *** address these challenges in AE defense through image denoising,this paper proposes a novel AE detection *** proposed technique combines multiple traditional image-denoising algorithms and Convolutional Neural Network(CNN)network *** used detector model integrates the classification results of different models as the input to the detector and calculates the final output of the detector based on a machine-learning voting *** analyzing the discrepancy between predictions made by the model on original examples and denoised examples,AEs are detected *** technique reduces computational overhead without modifying the model structure or parameters,effectively avoiding the error amplification caused by *** proposed approach demonstrates excellent detection performance against mainstream AE *** results show outstanding detection performance in well-known AE attacks,including Fast Gradient Sign Method(FGSM),Basic Iteration Method(BIM),DeepFool,and Carlini&Wagner(C&W),achieving a 94%success rate in FGSM detection,while only reducing the accuracy of clean examples by 4%.

关键词： Deep neural networks adversarial example image denoising adversarial example detection machine learning adversarial attack

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：