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Overview of the immunological mechanisms in hepatitis B virus reactivation:Implications for disease progression and management strategies 被引量:1
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作者 Hui Ma Qing-Zhu Yan +2 位作者 Jing-Ru Ma Dong-Fu Li Jun-Ling Yang 《World Journal of Gastroenterology》 SCIE CAS 2024年第10期1295-1312,共18页
Hepatitis B virus(HBV)reactivation is a clinically significant challenge in disease management.This review explores the immunological mechanisms underlying HBV reactivation,emphasizing disease progression and manageme... Hepatitis B virus(HBV)reactivation is a clinically significant challenge in disease management.This review explores the immunological mechanisms underlying HBV reactivation,emphasizing disease progression and management.It delves into host immune responses and reactivation’s delicate balance,spanning innate and adaptive immunity.Viral factors’disruption of this balance,as are interac-tions between viral antigens,immune cells,cytokine networks,and immune checkpoint pathways,are examined.Notably,the roles of T cells,natural killer cells,and antigen-presenting cells are discussed,highlighting their influence on disease progression.HBV reactivation’s impact on disease severity,hepatic flares,liver fibrosis progression,and hepatocellular carcinoma is detailed.Management strategies,including anti-viral and immunomodulatory approaches,are critically analyzed.The role of prophylactic anti-viral therapy during immunosuppressive treatments is explored alongside novel immunotherapeutic interventions to restore immune control and prevent reactivation.In conclusion,this compre-hensive review furnishes a holistic view of the immunological mechanisms that propel HBV reactivation.With a dedicated focus on understanding its implic-ations for disease progression and the prospects of efficient management stra-tegies,this article contributes significantly to the knowledge base.The more profound insights into the intricate interactions between viral elements and the immune system will inform evidence-based approaches,ultimately enhancing disease management and elevating patient outcomes.The dynamic landscape of management strategies is critically scrutinized,spanning anti-viral and immunomodulatory approaches.The role of prophylactic anti-viral therapy in preventing reactivation during immunosuppressive treatments and the potential of innovative immunotherapeutic interventions to restore immune control and proactively deter reactivation. 展开更多
关键词 Hepatitis B virus reactivation Immunological mechanisms Disease progression management strategies Immune response
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Assessing Financial Management Practices and Accounting Mechanisms in Agricultural Cooperatives:A Case Study From Nepal
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作者 Chiranjeewee Khadka Ghanshyam Pandey +1 位作者 Arbin Poudel Eva Cudnilova 《Management Studies》 2024年第3期146-171,共26页
The study focuses on assessing the financial management practices and accounting mechanisms in agricultural cooperatives in Tulsipur Sub-Metropolitan,Dang District,Nepal with a focus on understanding their implication... The study focuses on assessing the financial management practices and accounting mechanisms in agricultural cooperatives in Tulsipur Sub-Metropolitan,Dang District,Nepal with a focus on understanding their implications for financial performance and organizational effectiveness.The sample size of total cooperatives(n=46)was divided into Savings and Credit Cooperatives(n=18)and Multipurpose Cooperatives(n=28),respectively,with a total number of respondents(n=138)categorized into managing directors,employees,and general members.Using a mixed-methods approach that combines quantitative analysis of financial data with qualitative insights gathered through interviews and surveys,the study emphasizes the importance of modern financial practices,improved reporting mechanisms,and relevant staff training for long-term sustainability.Recommendations include the integration of criteria and evaluation tools to assess cooperative performance,with Hamro Pahunch Multipurpose Cooperative identified as a high performer.Emphasizing the need for robust financial management strategies to navigate the complexity of the agricultural sector,manage risks,and achieve sustainable development,the study notes frequent preparation of financial management reports on a monthly and annual basis,and predominantly annual accounting management.Most cooperatives are using computerized models to present financial positions,but face challenges such as lack of marketing infrastructure,cooperative skills,and technical support.Ultimately,the study advocates for educating policy makers,cooperative leaders,practitioners and stakeholders on the role of effective financial management and accounting in enhancing the resilience,expansion and socio-economic impact of agricultural cooperatives,thereby fostering their long-term prosperity and viability as drivers of rural development and empowerment. 展开更多
关键词 accounting mechanisms agricultural cooperatives financial management evaluation criteria and performance TRANSPARENCY
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Study on the Coordination Mechanism Between Higher Vocational Students’Career Development Planning and School Management
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作者 Jian Li 《Journal of Contemporary Educational Research》 2024年第7期204-209,共6页
The coordination mechanism between the career development planning of vocational students and the management of vocational colleges is an important means to improve the quality of education and students’vocational co... The coordination mechanism between the career development planning of vocational students and the management of vocational colleges is an important means to improve the quality of education and students’vocational competitiveness.The application of synergy theory in the field of education emphasizes the interaction and coordination of various elements in the system and pursues the optimization of overall efficiency.Based on the theory of coordination and its relevance to the management of higher vocational colleges,this paper analyzes the current development status and problems of the coordination mechanism and puts forward the strategy of building an efficient coordination mechanism designed to enhance the students’employment competitiveness,promote the all-round development,and provide theoretical and practical support for the reform and development of higher vocational education. 展开更多
关键词 Vocational college management Career development planning Coordination mechanism Synergy theory Safeguard measures
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Imperative for long-term management and surveillance in Kawasaki disease
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作者 Yan Pan Fu-Yong Jiao 《World Journal of Clinical Cases》 SCIE 2025年第4期61-63,共3页
Kawasaki disease(KD)is a significant pediatric vasculitis known for its potential to cause severe coronary artery complications.Despite the effectiveness of initial treatments,such as intravenous immunoglobulin,KD pat... Kawasaki disease(KD)is a significant pediatric vasculitis known for its potential to cause severe coronary artery complications.Despite the effectiveness of initial treatments,such as intravenous immunoglobulin,KD patients can experience long-term cardiovascular issues,as evidenced by a recent case report of an adult who suffered a ST-segment elevation myocardial infarction due to previous KD in the World Journal of Clinical Cases.This editorial emphasizes the critical need for long-term management and regular surveillance to prevent such complications.By drawing on recent research and case studies,we advocate for a structured approach to follow-up care that includes routine cardiac evaluations and preventive measures. 展开更多
关键词 Kawasaki disease long-term management Coronary artery aneurysm SURVEILLANCE Preventive care
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Exploring the Long-Term Mechanism of the Construction of College Teachers’Ethics in the New Era Under the Concept of“Sanquan Education”
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作者 Jing Zuo Xiaoyue Liu 《Journal of Contemporary Educational Research》 2024年第1期140-146,共7页
This paper takes the long-term mechanism exploration of the construction of teachers’ethics in the new era under the concept of“Sanquan education,”aiming to explore how to establish a long-term mechanism of the con... This paper takes the long-term mechanism exploration of the construction of teachers’ethics in the new era under the concept of“Sanquan education,”aiming to explore how to establish a long-term mechanism of the construction to meet the needs of college education development under the background of the new era.A series of targeted measures and suggestions are put forward,including improving the system and mechanism,strengthening the education and training of teachers’ethics,and establishing the evaluation and assessment mechanism.The implementation of these measures can promote the formation of the long-term mechanism of the construction of teachers’ethics in colleges and universities,improve teachers’ethics and behavior quality,and provide strong support for the development of education in colleges and universities. 展开更多
关键词 Sanquan education ETHICS College education long-term mechanism Teacher quality
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Construction Safety Management of Mechanical and Electrical Installation Projects
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作者 Honglou Chi 《Journal of Architectural Research and Development》 2024年第2期50-54,共5页
Various industries today rely on the support of electromechanical equipment,expanding its scope of application and leading to an increase in electromechanical installation projects.However,due to the high level of exp... Various industries today rely on the support of electromechanical equipment,expanding its scope of application and leading to an increase in electromechanical installation projects.However,due to the high level of expertise required and the potential risks involved,it is crucial to emphasize safety management during construction.This paper delves into the significance of construction safety management for electromechanical installation projects,identifies common problems encountered during construction,and proposes solutions.This analysis aims to provide relevant personnel with essential guidance and references for managing electromechanical installation projects safely. 展开更多
关键词 Construction safety mechanical and electrical installation Installation engineering Engineering projects Safety management
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Update and latest advances in mechanisms and management of colitis-associated colorectal cancer 被引量:3
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作者 Wan-Yue Dan Guan-Zhou Zhou +1 位作者 Li-Hua Peng Fei Pan 《World Journal of Gastrointestinal Oncology》 SCIE 2023年第8期1317-1331,共15页
Colitis-associated colorectal cancer(CAC)is defined as a specific cluster of colorectal cancers that develop as a result of prolonged colitis in patients with inflammatory bowel disease(IBD).Patients with IBD,includin... Colitis-associated colorectal cancer(CAC)is defined as a specific cluster of colorectal cancers that develop as a result of prolonged colitis in patients with inflammatory bowel disease(IBD).Patients with IBD,including ulcerative colitis and Crohn’s disease,are known to have an increased risk of developing CAC.Although the incidence of CAC has significantly decreased over the past few decades,individuals with CAC have increased mortality compared to individuals with sporadic colorectal cancer,and the incidence of CAC increases with duration.Chronic inflammation is generally recognized as a major contributor to the pathogenesis of CAC.CAC has been shown to progress from colitis to dysplasia and finally to carcinoma.Accumulating evidence suggests that multiple immune-mediated pathways,DNA damage pathways,and pathogens are involved in the pathogenesis of CAC.Over the past decade,there has been an increasing effort to develop clinical approaches that could help improve outcomes for CAC patients.Colonoscopic surveillance plays an important role in reducing the risk of advanced and interval cancers.It is generally recommended that CAC patients undergo endoscopic removal or colectomy.This review summarizes the current understanding of CAC,particularly its epidemiology,mechanisms,and management.It focuses on the mechanisms that contribute to the development of CAC,covering advances in genomics,immunology,and the microbiome;presents evidence for management strategies,including endoscopy and colectomy;and discusses new strategies to interfere with the process and development of CAC.These scientific findings will pave the way for the management of CAC in the near future. 展开更多
关键词 Colitis-associated colorectal cancer Inflammatory bowel disease Colonoscopic surveillance Epidemiology mechanismS management
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The Long-Term Effective Mechanism of Rural Poverty Alleviation in China from the Perspective of Ecological Management 被引量:1
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作者 LIANG Jun-si Teaching and Research Department of Ideological and Political Theory Courses,Gannan Medical University,Ganzhou 341000,China 《Asian Agricultural Research》 2010年第8期31-35,39,共6页
Based on the ecological environmental situation of poverty-stricken areas in China and the domestic and foreign research results,the long-term effective mechanism of sustainable poverty alleviation in China is establi... Based on the ecological environmental situation of poverty-stricken areas in China and the domestic and foreign research results,the long-term effective mechanism of sustainable poverty alleviation in China is established(the ideological premise is ecological culture,the material base is ecological economy and the basic guarantee is ecological system) from the perspective of ecological management.To be specific,ecological culture,the ideological premise of rural sustainable poverty alleviation in China,includes two aspects:the first one is upholding the Marxism,passing on the Chinese traditional ecological wisdom and fostering ecological consciousness;the second one is mirroring the thought of western modern ecological ethics,emphasizing ecological criticism and redoubling the ecological education.As for ecological economy,the material guarantee for sustainable poverty alleviation in Chinese rural poverty-stricken areas,also contents two aspects.The first one is promoting the way of "clean production" and developing ecological industry;the second one is building ecological concept of consumption and establishing the ecological lifestyle.In addition,ecological system,the basic guarantee of sustainable poverty alleviation in Chinese rural poverty-stricken areas,covers three terms.The first one is implementing the ecological policies and stipulating ecological plan;the second one is establishing perfect ecological legislation and ecological system and intensifying their implementation;the third one is enforcing ecological management in the process of sustainable poverty alleviation.Through the establishment of the above mechanism,we look forward to realizing sustainability of economic development and poverty alleviation effects in the process of poverty alleviation in Chinese rural areas,as well as ecological management of the poverty-stricken areas. 展开更多
关键词 ECOLOGICAL management RURAL areas SUSTAINABLE pove
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For Mega-Constellations: Edge Computing and Safety Management Based on Blockchain Technology
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作者 Zhen Zhang Bing Guo Chengjie Li 《China Communications》 SCIE CSCD 2024年第2期59-73,共15页
In mega-constellation Communication Systems, efficient routing algorithms and data transmission technologies are employed to ensure fast and reliable data transfer. However, the limited computational resources of sate... In mega-constellation Communication Systems, efficient routing algorithms and data transmission technologies are employed to ensure fast and reliable data transfer. However, the limited computational resources of satellites necessitate the use of edge computing to enhance secure communication.While edge computing reduces the burden on cloud computing, it introduces security and reliability challenges in open satellite communication channels. To address these challenges, we propose a blockchain architecture specifically designed for edge computing in mega-constellation communication systems. This architecture narrows down the consensus scope of the blockchain to meet the requirements of edge computing while ensuring comprehensive log storage across the network. Additionally, we introduce a reputation management mechanism for nodes within the blockchain, evaluating their trustworthiness, workload, and efficiency. Nodes with higher reputation scores are selected to participate in tasks and are appropriately incentivized. Simulation results demonstrate that our approach achieves a task result reliability of 95% while improving computational speed. 展开更多
关键词 blockchain consensus mechanism edge computing mega-constellation reputation management
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Adaptive battery thermal management systems in unsteady thermal application contexts
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作者 Kailong Liu Qiao Peng +3 位作者 Zhuoran Liu Wei Li Naxin Cui Chenghui Zhang 《Journal of Energy Chemistry》 SCIE EI CAS CSCD 2024年第10期650-668,I0014,共20页
With the increasing attention paid to battery technology,the microscopic reaction mechanism and macroscopic heat transfer process of lithium-ion batteries have been further studied and understood from both academic an... With the increasing attention paid to battery technology,the microscopic reaction mechanism and macroscopic heat transfer process of lithium-ion batteries have been further studied and understood from both academic and industrial perspectives.Temperature,as one of the key parameters in the physical fra mework of batteries,affects the performa nce of the multi-physical fields within the battery,a nd its effective control is crucial.Since the heat generation in the battery is determined by the real-time operating conditions,the battery temperature is essentially controlled by the real-time heat dissipation conditions provided by the battery thermal management system.Conventional battery thermal management systems have basic temperature control capabilities for most conventional application scenarios.However,with the current development of la rge-scale,integrated,and intelligent battery technology,the adva ncement of battery thermal management technology will pay more attention to the effective control of battery temperature under sophisticated situations,such as high power and widely varied operating conditions.In this context,this paper presents the latest advances and representative research related to battery thermal management system.Firstly,starting from battery thermal profile,the mechanism of battery heat generation is discussed in detail.Secondly,the static characteristics of the traditional battery thermal management system are summarized.Then,considering the dynamic requirements of battery heat dissipation under complex operating conditions,the concept of adaptive battery thermal management system is proposed based on specific research cases.Finally,the main challenges for battery thermal management system in practice are identified,and potential future developments to overcome these challenges are presented and discussed. 展开更多
关键词 Lithium-ion batteries Heat generation mechanism Battery thermal management system Cooling methods Battery safety
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Research on Spatial Influence Mechanism of Chongqing Urban Growth Management
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作者 王妮娜 涂建军 杨雯婷 《Journal of Landscape Research》 2011年第11期25-28,共4页
After illustrating the concept of Urban Growth Theory and Urban Growth Management,by taking relevant theoretical research literatures for reference,based on the specific conditions of Chongqing City,the paper had anal... After illustrating the concept of Urban Growth Theory and Urban Growth Management,by taking relevant theoretical research literatures for reference,based on the specific conditions of Chongqing City,the paper had analyzed the spatial growth and evolution of Chongqing City,and the spatial influence mechanism for urban growth management.The spatial influence mechanism of Chongqing urban growth had been divided into four aspects including natural environment,economic development,urban traffic organization and regional policy planning,which were considered as the primary mechanism,driving mechanism,essential condition and driving force of urban spatial growth and development,respectively.From the perspective of analyzing problems,the comprehensive analysis had been conducted on the urban growth management in economy and planning,and corresponding urban growth space management strategies had been formulated.From the perspective of combining theory with practice,it had studied and revealed the spatial influence mechanism for urban growth management,which was of practical guiding significance to the development of Chongqing urban space pattern,and also vital significance to the construction of theoretical system of Chinese urban management and guidance of further development and renovation of specific urban planning. 展开更多
关键词 URBAN GROWTH management SPATIAL influence mechanism CHONGQING CITY
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Multiscale Characteristics and Connection Mechanisms of Attraction Networks:A Trajectory Data Mining Approach Leveraging Geotagged Data
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作者 JIANG Hongqiang WEI Ye +1 位作者 MEI Lin WANG Zhaobo 《Chinese Geographical Science》 SCIE CSCD 2024年第3期533-547,共15页
Urban tourism is considered a complex system,and multiscale exploration of the organizational patterns of attraction networks has become a topical issue in urban tourism,so exploring the multiscale characteristics and... Urban tourism is considered a complex system,and multiscale exploration of the organizational patterns of attraction networks has become a topical issue in urban tourism,so exploring the multiscale characteristics and connection mechanisms of attraction networks is important for understanding the linkages between attractions and even the future destination planning.This paper uses geotagging data to compare the links between attractions in Beijing,China during four different periods:the pre-Olympic period(2004–2007),the Olympic Games and subsequent‘heat period’(2008–2013),the post-Olympic period(2014–2019),and the COVID-19(Corona Virus Disease 2019)pandemic period(2020–2021).The aim is to better understand the evolution and patterns of attraction networks at different scales in Beijing and to provide insights for tourism planning in the destination.The results show that the macro,meso-,and microscales network characteristics of attraction networks have inherent logical relationships that can explain the commonalities and differences in the development process of tourism networks.The macroscale attraction network degree Matthew effect is significant in the four different periods and exhibits a morphological monocentric structure,suggesting that new entrants are more likely to be associated with attractions that already have high value.The mesoscale links attractions according to the common purpose of tourists,and the results of the community segmentation of the attraction networks in the four different periods suggest that the functional polycentric structure describes their clustering effect,and the weak links between clusters result from attractions bound by incomplete information and distance,and the functional polycentric structure with a generally more efficient network of clusters.The pattern structure at the microscale reveals the topological transformation relationship of the regional collaboration pattern,and the attraction network structure in the four different periods has a very similar importance profile structure suggesting that the attraction network has the same construction rules and evolution mechanism,which aids in understanding the attraction network pattern at both macro and micro scales.Important approaches and practical implications for planners and managers are presented. 展开更多
关键词 attraction network travel mobility polycentric structure network motif connectivity mechanism destination management organization(DMO) destination planning Beijing China
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Study on Driving Technology Innovation Using Patent Management Mechanism
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作者 佘丽娜 唐顺良 张俐 《Agricultural Science & Technology》 CAS 2016年第9期2216-2220,共5页
In order to improve the cigarette enterprise technology innovation and patent management status, the macro work should start from the four aspects of patent ideology introduction, patent organization design, perfectin... In order to improve the cigarette enterprise technology innovation and patent management status, the macro work should start from the four aspects of patent ideology introduction, patent organization design, perfecting patent system and implementation of specific measures, and attention should be attached to strengthen the cooperation of the cigarette enterprise management departments. On the other hand, Jn the microscopic work level, it should build the culture atmosphere of the entire tobacco industry respect intellectual property rights, actively cultivate the na- tional patent agents and patent engineers, and gradually promote the patent work to develop in the direction of specialization, self-independence, so as to construct a scientific mechanism for patent management, and enhance the core competitiveness of the tobacco industry. 展开更多
关键词 Cigarette companies Technology innovation Patent management mechanism
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Effects of personalized oral hygiene management on oral health status of pregnant women
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作者 Xiao-Chen Men Xiao-Pei Du Ying Ji 《World Journal of Clinical Cases》 SCIE 2024年第21期4566-4573,共8页
BACKGROUND The Cariostat caries activity test(CAT)was used to evaluate the effectiveness of personalized oral hygiene management combining oral health education and professional mechanical tooth cleaning on the oral h... BACKGROUND The Cariostat caries activity test(CAT)was used to evaluate the effectiveness of personalized oral hygiene management combining oral health education and professional mechanical tooth cleaning on the oral health status of pregnant women.AIM To investigate whether personalized oral hygiene management enhances the oral health status of pregnant women.METHODS A total of 114 pregnant women who were examined at Dalian Women’s and Children’s Medical Center were divided into four groups:High-risk experimental group(n=29;CAT score≥2;received personalized oral hygiene management training),low-risk experimental group(n=29;CAT score≤1;received oral health education),high-risk control group(n=28;CAT score≥2),and low-risk control group(n=28;CAT score≤1).No hygiene intervention was provided to control groups.CAT scores at different times were compared using independent samples t-test and least significant difference t-test.RESULTS No significant difference in baseline CAT scores was observed between the experimental and control groups,either in the high-risk or low-risk groups.CAT scores were reduced significantly after 3(1.74±0.47 vs 2.50±0.38,P<0.0001)and 6 months(0.53±0.50 vs 2.45±0.42,P<0.0001)of personalized oral hygiene management intervention but not after oral health education alone(0.43±0.39 vs 0.46±0.33,P>0.05 and 0.45±0.36 vs 0.57±0.32,P>0.05,respectively).Within groups,the decrease in CAT scores was significant(2.43±0.44 vs 1.74±0.47 vs 0.53±0.50,P<0.0001)for only the high-risk experimental group.CONCLUSION Personalized oral hygiene management is effective in improving the oral health of pregnant women and can improve pregnancy outcomes and the oral health of the general population. 展开更多
关键词 Oral health care Pregnant women Decayed teeth Cariostat caries activity test Professional mechanical tooth cleaning Personalized oral hygiene management
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A Systematic Literature Review on Blockchain Consensus Mechanisms’ Security: Applications and Open Challenges
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作者 Muhammad Muntasir Yakubu Mohd Fadzil B Hassan +5 位作者 Kamaluddeen Usman Danyaro Aisha Zahid Junejo Muhammed Siraj Saidu Yahaya Shamsuddeen Adamu Kamal Abdulsalam 《Computer Systems Science & Engineering》 2024年第6期1437-1481,共45页
This study conducts a systematic literature review(SLR)of blockchain consensus mechanisms,an essential protocols that maintain the integrity,reliability,and decentralization of distributed ledger networks.The aim is t... This study conducts a systematic literature review(SLR)of blockchain consensus mechanisms,an essential protocols that maintain the integrity,reliability,and decentralization of distributed ledger networks.The aim is to comprehensively investigate prominent mechanisms’security features and vulnerabilities,emphasizing their security considerations,applications,challenges,and future directions.The existing literature offers valuable insights into various consensus mechanisms’strengths,limitations,and security vulnerabilities and their real-world applications.However,there remains a gap in synthesizing and analyzing this knowledge systematically.Addressing this gap would facilitate a structured approach to understanding consensus mechanisms’security and vulnerabilities comprehensively.The study adheres to Preferred Reporting Items for Systematic Reviews and Meta-Analyses(PRISMA)guidelines and computer science standards and reviewed 3749 research papers from 2016 to 2024,excluding grey literature,resulting in 290 articles for descriptive analysis.The research highlights an increased focus on blockchain consensus security,energy efficiency,and hybrid mechanisms within 60%of research papers post-2019,identifying gaps in scalability,privacy,and interoperability for future exploration.By synthesizing the existing research and identifying the key trends,this SLR contributes to advancing the understanding of blockchain consensus mechanisms’security and guiding future research and structured innovation in blockchain systems and applications. 展开更多
关键词 Blockchain consensus mechanisms supply chain management proof of work(PoW) proof of stake(PoS) practical byzantine fault tolerance(PBFT)
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Recommendations for Optimizing Internal Management Mechanism of Farmers' Specialized Cooperatives
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作者 Jingxiao CHEN 《Asian Agricultural Research》 2016年第7期38-40,共3页
Based on the survey of 38 farmers' specialized cooperatives in Hubei Province,this paper analyzed existing problems in internal management mechanism of cooperatives,including widespread problem of centralized cont... Based on the survey of 38 farmers' specialized cooperatives in Hubei Province,this paper analyzed existing problems in internal management mechanism of cooperatives,including widespread problem of centralized control,imperfect supervision mechanism,lack of effective incentive mechanism,insufficient specialized personnel,and limited participation of cooperative members in management. It elaborated causes for these problems from the perspective of practice. Finally,it came up with recommendations for optimizing farmers' specialized cooperatives: building democratic decision making mechanism with coordination of cooperative members and able personnel,establishing supervision mechanism suitable for self demands,improving internal incentive mechanism,establishing talent introduction and cultivation mechanism in proper time,and strengthening internal member management of cooperatives. 展开更多
关键词 FARMERS specialized cooperatives INTERNAL management mechanism RECOMMENDATIONS for OPTIMIZATION of cooperatives
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Advanced Authentication Mechanisms for Identity and Access Management inCloud Computing
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作者 Amjad Alsirhani Mohamed Ezz Ayman Mohamed Mostafa 《Computer Systems Science & Engineering》 SCIE EI 2022年第12期967-984,共18页
Identity management is based on the creation and management of useridentities for granting access to the cloud resources based on the user attributes.The cloud identity and access management (IAM) grants the authoriza... Identity management is based on the creation and management of useridentities for granting access to the cloud resources based on the user attributes.The cloud identity and access management (IAM) grants the authorization tothe end-users to perform different actions on the specified cloud resources. Theauthorizations in the IAM are grouped into roles instead of granting them directlyto the end-users. Due to the multiplicity of cloud locations where data resides anddue to the lack of a centralized user authority for granting or denying cloud userrequests, there must be several security strategies and models to overcome theseissues. Another major concern in IAM services is the excessive or the lack ofaccess level to different users with previously granted authorizations. This paperproposes a comprehensive review of security services and threats. Based on thepresented services and threats, advanced frameworks for IAM that provideauthentication mechanisms in public and private cloud platforms. A threat modelhas been applied to validate the proposed authentication frameworks with different security threats. The proposed models proved high efficiency in protectingcloud platforms from insider attacks, single sign-on failure, brute force attacks,denial of service, user privacy threats, and data privacy threats. 展开更多
关键词 Identity management cloud computing security threats and authentication mechanisms
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Study on Operation Mechanism of Enterprise's Post Monetization Management
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作者 Laisheng Xiang 《Chinese Business Review》 2006年第6期29-33,共5页
Enterprise's post monetization management is one of the important achievements of business management innovation. The paper defines the meaning of enterprise's post monetization management mechanism, which includes ... Enterprise's post monetization management is one of the important achievements of business management innovation. The paper defines the meaning of enterprise's post monetization management mechanism, which includes benefit, supply, demand, competition and incentive mechanism, and specifically explains the meaning and function of each subsystem in order to profoundly crystallize and grasp the importance of enterprise's post monetization management in the aspect of raising business management level. 展开更多
关键词 internal marketization post monetization operation mechanism business management
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Cyber-coordinating Mechanism and Strategic Management Accounting
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作者 Yuanlue Fu 《Chinese Business Review》 2006年第6期1-12,共12页
Based on the analysis of the need of a new coordinating mechanism in cyber-value chain, this paper puts forward a cyber-coordinating mechanism, which is a mechanism between market mechanism and firm hierarchical mecha... Based on the analysis of the need of a new coordinating mechanism in cyber-value chain, this paper puts forward a cyber-coordinating mechanism, which is a mechanism between market mechanism and firm hierarchical mechanism. It is the theoretical basic point for setting up the system of Strategic Management Accounting in cyber-value chain. This paper conducts the model of Strategic Management Accounting based on cyber-coordinating mechanism, and presents evidence from a case study that was conducted to understand the impact of disintegration on original suppliers and of reintegration on new suppliers in order to support our cyber-coordinating mechanism hypothesis and the application value of the new model of strategic management accounting in cyber-value chain. 展开更多
关键词 Strategic management accounting Cyber-value chain Cyber-coordinating mechanism
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A study on the innovation of regional environmental management mechanism in Beijing,Tianjin and Hebei area within the background of ecological civilization
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作者 ZHU Jing 《Ecological Economy》 2016年第1期71-78,共8页
Within the background of the need to promote the construction of ecological civilization and the current confl ict between the economic growth and the constraints of environment and resources, after a review of the th... Within the background of the need to promote the construction of ecological civilization and the current confl ict between the economic growth and the constraints of environment and resources, after a review of the theoretical study and practical exploration of ecological civilization, the article makes an analysis of the status quo of ecological civilization development in Beijing, Tianjin, and Hebei area, sums up the main problems there, and explores the development strategic framework to improve the regional ecological environment. It comes to the following conclusions: as the ecological and environmental problems in the BTH area are mainly the air pollution and so on, we should seek to build a mechanism of environmental management for sustainable development from the different aspects of industrial distribution, energy utilization, institution construction and market participation. We should capitalize on the chance to construct the ecological civilization, promote to change the regional economic growth pattern, improve the quality and effi ciency of development, and fi nally promote the synergetic development of ecological environment in the BTH area. 展开更多
关键词 ECOLOGICAL CIVILIZATION environmental management mechanism the BTH(Beijing Tianjin and Hebei) area
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