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Low-Cost Federated Broad Learning for Privacy-Preserved Knowledge Sharing in the RIS-Aided Internet of Vehicles 被引量:1
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作者 Xiaoming Yuan Jiahui Chen +4 位作者 Ning Zhang Qiang(John)Ye Changle Li Chunsheng Zhu Xuemin Sherman Shen 《Engineering》 SCIE EI CAS CSCD 2024年第2期178-189,共12页
High-efficiency and low-cost knowledge sharing can improve the decision-making ability of autonomous vehicles by mining knowledge from the Internet of Vehicles(IoVs).However,it is challenging to ensure high efficiency... High-efficiency and low-cost knowledge sharing can improve the decision-making ability of autonomous vehicles by mining knowledge from the Internet of Vehicles(IoVs).However,it is challenging to ensure high efficiency of local data learning models while preventing privacy leakage in a high mobility environment.In order to protect data privacy and improve data learning efficiency in knowledge sharing,we propose an asynchronous federated broad learning(FBL)framework that integrates broad learning(BL)into federated learning(FL).In FBL,we design a broad fully connected model(BFCM)as a local model for training client data.To enhance the wireless channel quality for knowledge sharing and reduce the communication and computation cost of participating clients,we construct a joint resource allocation and reconfigurable intelligent surface(RIS)configuration optimization framework for FBL.The problem is decoupled into two convex subproblems.Aiming to improve the resource scheduling efficiency in FBL,a double Davidon–Fletcher–Powell(DDFP)algorithm is presented to solve the time slot allocation and RIS configuration problem.Based on the results of resource scheduling,we design a reward-allocation algorithm based on federated incentive learning(FIL)in FBL to compensate clients for their costs.The simulation results show that the proposed FBL framework achieves better performance than the comparison models in terms of efficiency,accuracy,and cost for knowledge sharing in the IoV. 展开更多
关键词 knowledge sharing Internet of Vehicles Federated learning Broad learning Reconfigurable intelligent surfaces Resource allocation
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Integrating Project Management, Software Development, and Knowledge Management Models: A Case Study in a Public ICT Services Organization
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作者 Jorge Luiz dos Santos Renelson Ribeiro Sampaio 《Social Networking》 2023年第1期1-27,共27页
In project-based organizations knowledge is a critical resource used to develop and deliver products and services with a high level of quality. Therefore, a systematic and sustainable process is necessary to coordinat... In project-based organizations knowledge is a critical resource used to develop and deliver products and services with a high level of quality. Therefore, a systematic and sustainable process is necessary to coordinate knowledge management, project management and product lifecycle. This scenario predominates in companies focused on the creation and maintenance of information systems. This article presents an exploratory study based on a framework that integrates cognitive, managerial, and operational processes in a public Brazilian organization that provides services in the area of information and communications technology, focusing on the construction and maintenance of information systems. Those processes are operationalized by three management models considering knowledge, project, and software development processes. Our proposal aims to understand the relationships between those three management models and their influence on the software development process in the organization under study. Our premise is based on the principle that cognitive management, project management, and software development management must be integrated to fulfill the demands of product development and service provision. The research data was composed of registers of working hours spent on software development and maintenance projects involving 244 people allocated to 5064 projects in the period from 2007 to 2013. The study resulted in the identification of the relationships among the three management models adopted by the organization, with emphasis on knowledge management activities, which were not directly identified, making it difficult to account for and measure them. We established a set of activities connected to each one of the knowledge management model phases. Since those activities were not visible before, our approach contributed to build a systematic process to register and relate activities linked to the dimensions of cognitive processes, project management, and software construction. 展开更多
关键词 knowledge Management knowledge Sharing Integrated Management Project Teams Software Development
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Does Knowledge Sharing and Technopreneurship Affect Entrepreneurial Outcomes in Developing Economies?Using The SME and ANOVA Approaches
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作者 Md.Abdul Halim Mst.Ismot Jahan +3 位作者 Tazin Mahmud Md.Golam Mustafa Chowdhury Pulakesh Basak K.H.Robel 《Journal of Sustainable Business and Economics》 2023年第2期37-55,共19页
This study on technopreneurship aims to reconfigure entrepreneurial outcomes,but how knowledge sharing moderates the interaction is an academic and practical concern.This study focuses on how knowledge sharing and tec... This study on technopreneurship aims to reconfigure entrepreneurial outcomes,but how knowledge sharing moderates the interaction is an academic and practical concern.This study focuses on how knowledge sharing and technopreneurship affect the entrepreneurial outcome in Bangladeshi small and medium enterprises(SMEs).This research has established the following aims to establish a meaningful association between technopreneurship,knowledge sharing,and the outcomes of entrepreneurial endeavours.In pursuit of knowledge,data were collected through primary sources after establishing the questionnaire’s validity and reliability.Findings revealed that technopreneurship and knowledge sharing individually affected entrepreneurial outcomes.However,knowledge sharing could not significantly moderate the interaction between technopreneurship and entrepreneurial outcomes.Hence,the recommendation was anchored on improving knowledge sharing,technopreneurship,and managerial dexterity of owners and managers. 展开更多
关键词 Technopreneurship knowledge sharing Entrepreneurial outcomes Owners and employees
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Influence of Knowledge Heterogeneity on Innovation Performance in Innovation Teams——Based on the Mediating Role of Knowledge Sharing
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作者 WANG Jilin CAO Yu ZHOU Lingjun 《Aerospace China》 2023年第4期39-48,共10页
To break through the restrictions of traditional organizational forms,systems,and mechanisms and quickly respond to the innovative development requirements of CASC,the innovation team has gradually become a crucial or... To break through the restrictions of traditional organizational forms,systems,and mechanisms and quickly respond to the innovative development requirements of CASC,the innovation team has gradually become a crucial organizational form within CASC.One of the biggest differences between the innovation team and traditional orga-nizational structure lies in knowledge heterogeneity.Existing studies present different conclusions on the relationship between knowledge heterogeneity and innovation performance,which should be analyzed according to specific situ-ations.Therefore,this paper takes the innovation team of CASC as the research object to conduct an empirical study on 186 team members,propose conceptual models and hypotheses,and study the relationship among knowledge heterogeneity,knowledge sharing,and innovation performance.The research results indicate that the two dimensions of knowledge heterogeneity—explicit knowledge heterogeneity and implicit knowledge heterogeneity—are beneficial to innovation performance when they are to a great extent.Knowledge sharing plays a partially mediating role between knowledge heterogeneity and collaborative innovation performance.It reveals the influence of knowledge heterogene-ity on innovation performance in the innovation team of CASC,aiming to provide a certain reference for the establish-ment and development of CASC’s innovation team. 展开更多
关键词 innovation team knowledge heterogeneity knowledge sharing innovation performance
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Approach for knowledge sharing based on ontology context immigration
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作者 马应龙 张红宪 刘韶华 《Journal of Southeast University(English Edition)》 EI CAS 2009年第4期473-476,共4页
In order to better achieve knowledge sharing based on distributed ontologies, an approach based on ontology context immigration (OCI)is proposed. Compared with traditional approaches such as ontology integration and... In order to better achieve knowledge sharing based on distributed ontologies, an approach based on ontology context immigration (OCI)is proposed. Compared with traditional approaches such as ontology integration and mapping, the proposed approach can reduce the implementation complexity. This approach can be mainly divided into three phases: ontology context determination for a given term, ontology semantic similarity computation between ontology terms, and ontology context immigration. As for a local semantic term based on distributed ontologies, an appropriate ontology context of the term is determined and extracted from a local ontology most associated with the term by using semantic similarity computation. Then, the ontology context is dynamically immigrated to the source ontology for enriching semantic information related to the term. A system called distributed knowledge sharing system(DKSS) is developed to illustrate this approach. The system adopts multi-agent technology for better communication and coordination between different ontology information sources. The experimental results show that it is efficient for distributed ontology knowledge sharing. The proposed approach does not require the support of a global ontology or the maintenance of complex ontology mapping relations, and thus it has better maintainability and scalability. 展开更多
关键词 ONTOLOGY knowledge sharing ontology context multi-agent system
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Research on the Tourists'Sense of Wel-Being and Its Spillover Effect
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作者 Zhao Qinqin Chu Tianshu Jiang Haoyuan 《Contemporary Social Sciences》 2024年第3期1-26,共26页
The high-quality development of tourism aims to improve tourists'sense of well-being and fulfillment.The improvement of tourists'sense of well-being will not only enable tourists to obtain positive emotional e... The high-quality development of tourism aims to improve tourists'sense of well-being and fulfillment.The improvement of tourists'sense of well-being will not only enable tourists to obtain positive emotional experiences but is also an important way to improve their quality of life.However,the existing research has not yet reached a clear conclusion on how tourists'sense of well-being is formed,whether tourists'sense of well-being will spill over(i.e.,knowledge sharing)after tourists obtain it,and whether the destination familiarity brought by the spillover of sense of well-being(i.e.,knowledge sharing)will affect other tourists.Therefore,based on the experience marketing theory and the embodiment theory,this paper empirically examines the formation and spillover effect of tourists'sense of well-being through structural equation modeling(SEM).The research shows that:(a)Subject presence has a positive effect on tourists'sense of well-being,which further promotes knowledge sharing and realizes the spillover of tourists'sense of well-being,and tourists'sense of well-being plays a mediating role between subject presence and knowledge sharing;(b)Destination familiarity resulting from the spillover of sense of wellbeing(i.e.,knowledge sharing)plays a negative moderating role in the positive impact of subject presence on tourists'sense of well-being.This paper not only expands the boundaries of research on tourists'sense of well-being and embodiment theory to some extent but also provides theoretical support and countermeasures for the high-quality development of China's tourism and even service industry. 展开更多
关键词 high-quality development tourists'sense of well-being subject presence social familiarity knowledge sharing
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Establishment of the Agricultural Knowledge Management System in the Knowledge-oriented Government
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作者 明辉 《Agricultural Science & Technology》 CAS 2012年第2期477-480,共4页
In order to optimizing the process of the government agricultural decision-making, based on the theories and technologies of the knowledge management, the meaning of the knowledge-based government is firstly analyzed.... In order to optimizing the process of the government agricultural decision-making, based on the theories and technologies of the knowledge management, the meaning of the knowledge-based government is firstly analyzed. Combining with the detailed requirements of government for agricultural knowledge management, an agricultural knowledge management system including the agricultural knowledge sharing system, the agricultural Web data-mining system and the agricultural expert decision system is established in the paper. 展开更多
关键词 knowledge-oriented government Agricultural knowledge management system Agricultural knowledge sharing system Agricultural Web data-mining system Agricultural expert decision system
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CREATIVE DESIGN BASED ON KNOWLEDGE MANAGEMENT IN ENGINEERING DESIGN 被引量:1
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作者 LIANG Jun JIANG Zuhua +2 位作者 ZHEN Lu SU Hai WANG Kuoming 《Chinese Journal of Mechanical Engineering》 SCIE EI CAS CSCD 2007年第5期101-105,共5页
To support and serve engineering design, creative design based on knowledge management is proposed. The key knowledge factors of creative design are analyzed and discussed, and knowledge extraction tools are utilized ... To support and serve engineering design, creative design based on knowledge management is proposed. The key knowledge factors of creative design are analyzed and discussed, and knowledge extraction tools are utilized to distill the important knowledge to serve for knowledge resource of creative design. The implementation of creative design mode is described and executed, which can promote the intelligent asset of the enterprise and shorten the period of creative design. With this study, design afflatus and conceptual design can be achieved expediently and effectively. 展开更多
关键词 Creative design Engineering design knowledge management knowledge sharing
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Process-oriented knowledge-sharing platform for chemical engineering design projects
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作者 Zhang, Lingling Zhang, Yuejin +2 位作者 Li, Jun Zhen, Miao Zheng, Xiuyu 《Journal of Southeast University(English Edition)》 EI CAS 2008年第S1期136-141,共6页
A process-oriented knowledge-sharing platform is studied to improve knowledge sharing and project management of chemical engineering design enterprises. First, problems and characteristics of knowledge sharing in mult... A process-oriented knowledge-sharing platform is studied to improve knowledge sharing and project management of chemical engineering design enterprises. First, problems and characteristics of knowledge sharing in multi-projects of chemical engineering design are analyzed. Then based on theories of project management, process management, and knowledge management, a process-oriented knowledge-sharing platform is proposed. The platform has three characteristics: knowledge is divided into professional knowledge and project management knowledge; knowledge sharing is integrated with the project process, which makes knowledge sharing a necessary part of the project process and ensures the quantity of knowledge shared; the platform provides quantitative measurements of incentive mechanisms for knowledge providers and users which ensures the quality of knowledge shared. This knowledge-sharing platform uses two knowledge management tools, a knowledge map and a knowledge base, to support the platform. 展开更多
关键词 chemical engineering design project knowledge sharing process-oriented PLATFORM
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External Incentive Mechanism Research on Knowledge Cooperation-Sharing in the Chinese Creative Industry Cluster
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作者 Changchun Gao Shiyu Liu +1 位作者 Chenhui Yu Peng Guo 《Computer Systems Science & Engineering》 SCIE EI 2021年第9期365-379,共15页
The creative industry is a knowledge-based industry,but it is difficult and complex to create knowledge for enterprises.The principle of cooperationsharing posits that companies’limited resources prohibit them from g... The creative industry is a knowledge-based industry,but it is difficult and complex to create knowledge for enterprises.The principle of cooperationsharing posits that companies’limited resources prohibit them from gaining a competitive advantage in all business areas.Therefore,cooperation-sharing can help businesses overcome this hurdle.Cooperation-sharing expedites economic development,breaks the barrier of independent knowledge creation,and enhances resource utilization.However,the effectiveness and stability of knowledge cooperation-sharing are key problems facing governments and other regulators.This study can help regulators promote honesty in enterprise cooperation-sharing.Based on the hypothesis of bounded rationality,the evolutionary game theory was used to construct the“Enterprises–Informal Institutions–Government”tripartite game matrix.Next,based on this game matrix,a simulation analysis method was used to analyze the effects of external incentives on the stability of evolutionary strategies.The analysis shows that the strategic choice of the“Enterprises–Informal Institutions–Government”tripartite game could be affected by the initial state strategy choices of the other two players,but more influential were the cost and external incentive levels of the game players.The results indicate that the government and informal institutions should regulate enterprises with a rational external incentive mechanism that boosts the enterprises’incentive to cooperate honestly.Thus,an effective external incentive mechanism can significantly improve the probability of enterprises behaving honestly in cooperation-sharing and promote the development of the creative industry. 展开更多
关键词 Creative industry knowledge sharing evolutionary game external incentives
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Leadership,Knowledge Management,and Human Capital Development
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作者 Sakher Alnajdawi Rami Hanandeh +1 位作者 Belal Yousef Barhem Alhareth Mohammed 《Economics World》 2019年第3期124-133,共10页
This research highlights the need to develop a framework for leadership,human capital development,and knowledge management by reviewing existing literature in the field of research.The main aim of this research is to ... This research highlights the need to develop a framework for leadership,human capital development,and knowledge management by reviewing existing literature in the field of research.The main aim of this research is to propose a model which supports the relationship between leadership(servant leadership,transformational leadership)and human capital development.The study also proposes that knowledge management(knowledge sharing,knowledge acquisition)will moderate the relationship between leadership(servant leadership,transformational leadership)and human capital development.A set of propositions that represent an empirically-driven research agenda,and also describe the relationships between the focal variables are presented to enhance audience’s understanding within a business context. 展开更多
关键词 LEADERSHIP human capital knowledge management transformational leadership servant leadership knowledge sharing knowledge acquisition
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Interactions Between Knowledge Sharing and Organizational Citizenship Behavior
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作者 Yavuz Demirel Zeliha Seckin Mehmet Faruk Ozcinar 《Chinese Business Review》 2011年第11期1061-1070,共10页
Recently, researches toward the social and psychological structure of organizations have proliferated observably As the quality and quantity of these studies improve, the value of such issues gets more manifest. In th... Recently, researches toward the social and psychological structure of organizations have proliferated observably As the quality and quantity of these studies improve, the value of such issues gets more manifest. In this context, efforts toward making employees' knowledge, which is an indispensable value for organizations, accessible and efforts to make it available for work processes and social relations extend new behavioral patterns. Organizational citizenship behavior is an example of such patterns. This paper attempts to explain and discuss interactions between organizational citizenship behavior and knowledge sharing, which is reasoned to have a defining role over it, and to draw attention on the issue. Organizational knowledge sharing, the factors influential on it, and the relationships between the antecedents of organizational citizenship behavior and knowledge sharing are being dwelled upon conceptually 展开更多
关键词 knowledge knowledge sharing organizational citizenship behavior
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Digital Knowledge Resources Sharing Through Online Distance Education Course
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作者 Josephine Yu Chen Sche 《现代图书情报技术》 CSSCI 北大核心 2002年第S1期121-123,共3页
Since the electronic resources and Internet Web sites became popular, distance education courses offered via the Internet could play an important role in providing global digital resources and teaching the knowledge o... Since the electronic resources and Internet Web sites became popular, distance education courses offered via the Internet could play an important role in providing global digital resources and teaching the knowledge of international library and information standards for bibliographic databases with electronic and web resources.This paper uses the example of the author's new online course: ILS 608 Cataloging and Development of a Digital Union Catalog for Ancient Chinese Books to demonstrate the global re... 展开更多
关键词 OCLC RLIN Digital knowledge Resources Sharing Through Online Distance Education Course
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Knowledge Sharing and Innovation in Small Medium Enterprises(SMEs)Moderated by Creative Leadership
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作者 Ni Made Novi Diansari I Gede Riana Ida Bagus Ketut Surya 《Journal of Management Science & Engineering Research》 2020年第2期39-45,共7页
The purpose of this study is to analyze the role of creative leadership in moderating the influence of knowledge sharing on innovation in the SMEs of leather craft industry in Badung Regency.The population of this stu... The purpose of this study is to analyze the role of creative leadership in moderating the influence of knowledge sharing on innovation in the SMEs of leather craft industry in Badung Regency.The population of this study is employees of the leather craft industry of which the data were obtained from Bali Province Industry and Trade Office.The data of 2019 show that there is a population of as many as 115 employees in the industry,and by using the Slovin formula,the samples obtained are 53 respondents.The collected data were analyzed using Right Moderating Regression Analysis(MRA).The results show that knowledge sharing has a significant effect on innovation.Creative leadership has a significant effect on innovation.Furthermore,the findings of this study indicate that creative leadership can strengthen the influence of knowledge sharing to support innovation.The implications of this study inform that creative leadership plays an important role because it can amplify the effect of the activities of cultural knowledge sharing to create innovation. 展开更多
关键词 SMES knowledge sharing Creative leadership INNOVATION
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Collaborative Tools and Techniques of Knowledge Sharing: A Literature Review
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作者 Manal A. Al-Qahtani Mehmet Sabih Aksoy 《Journal of Computer and Communications》 2022年第5期45-54,共10页
Nowadays, the world is frequently referred to as the “information world”. Companies rely on knowledge to differentiate themselves and get a competitive advantage. As a result, businesses pay close attention to knowl... Nowadays, the world is frequently referred to as the “information world”. Companies rely on knowledge to differentiate themselves and get a competitive advantage. As a result, businesses pay close attention to knowledge management and devote a significant amount of time and resources to ensuring that knowledge is appropriately owned and exploited. Individual knowledge transfer is also a factor. The paper examines knowledge transfer and sharing, with the goal of determining the most effective internal communication tool for information transfer. The research findings should aid company management in organizing internal communication in a way that allows them to carry out their knowledge management plan. 展开更多
关键词 Collaborative Tools knowledge Sharing knowledge Management Communicative Activities
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Research on Customer Knowledge Management
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作者 Gang Cao Ji Xia 《Chinese Business Review》 2004年第2期60-63,共4页
CKM (Customer Knowledge Management) is about gaining, sharing, and expanding the knowledge residing in customers, to both customer and corporate benefit. Enterprise should establish learning mechanism with customer ... CKM (Customer Knowledge Management) is about gaining, sharing, and expanding the knowledge residing in customers, to both customer and corporate benefit. Enterprise should establish learning mechanism with customer and constantly learn the knowledge of customer's demand. By adopting CKM strategy, the enterprise can realize knowledge sharing, knowledge transferring, knowledge mining, knowledge utilizing and knowiedge creating. The current network technique, distributing database and database technique provide a good integrating platform for CKM system. The framework of integrated CKM is illustrated in this paper. 展开更多
关键词 CKM knowledge sharing knowledge transferring knowledge mining
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Research on Knowledge Sharing Behavior Based on Knowledge Convening and Fermenting Model
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作者 Jin Wang Jiansheng Tang Chundong Zheng 《Chinese Business Review》 2006年第5期35-39,54,共6页
Despite of the fact that knowledge sharing has become the focus of current literature and management practice, the core process of knowledge sharing has not been identified. What are the main barriers and incentives f... Despite of the fact that knowledge sharing has become the focus of current literature and management practice, the core process of knowledge sharing has not been identified. What are the main barriers and incentives for people to share their knowledge, what is the internal mechanism of knowledge sharing, and how people evaluate the benefit coming from knowledge sharing are the core areas in knowledge management. In this paper, we reexamine the knowledge sharing based on knowledge convening and fermenting model. After comparing the process of knowledge movement with that of biotic fermenting, several important attributes that knowledge owns are discovered, they are existence of origination, inheritance and variation, the need of assembly for knowledge evolution and medium for knowledge assemblage. Furthermore, the authors put forward a new model--knowledge convening and fermenting model and in this way consider knowledge sharing as a process of knowledge fermenting. The authors thoroughly analyze the biotic attributes of knowledge, the elements of knowledge share fermenting model, and typical knowledge share fermenting. 展开更多
关键词 knowledge sharing knowledge convening and fermenting knowledge management
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An Analysis of Knowledge Sharing Approaches for Emerging-technology-based Strategic Alliances in Electronic Industry
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作者 刘炬 李永建 《Journal of Electronic Science and Technology of China》 2006年第4期364-368,共5页
Emerging technologies are now initiating new industries and transforming old ones with tremendous power. They are different games compared with established technologies with distinctive characteristics of knowledge ma... Emerging technologies are now initiating new industries and transforming old ones with tremendous power. They are different games compared with established technologies with distinctive characteristics of knowledge management in knowledge-based and technological-innovation-based competition. How to obtain knowledge advantage and enhance competences by knowledge sharing for emerging-technology-based strategic alliances (ETBSA) is what we concern in this paper. On the basis of our previous work on emerging technologies' distinctive attributes, we counter the wide spread presumption that the primary purpose of strategic alliances is knowledge acquiring by means of learning. We offers new insight into the knowledge sharing approaches of ETBSAs - the knowledge integrating approach by which each member firm integrates its partner's complementary knowledge base into the products and services and maintains its own knowledge specialization at the same time. So that ETBSAs should plan and practice their knowledge sharing strategies from the angle of knowledge integrating rather than knowledge acquiring. A four-dimensional framework is developed to analyze the advantages and disadvantages of these two knowledge sharing approaches. Some cases in electronic industry are introduced to illustrate our point of view. 展开更多
关键词 emerging technology strategic alliances knowledge sharing approach electronic industry
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Mobile Application for Research Knowledge Sharing and Dissemination: The Case of Nm-Aist Univeristy Tanzania
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作者 Justine M. Kemhe Edith T. Luhanga Michael Kisangiri 《Journal of Software Engineering and Applications》 2022年第7期209-219,共11页
The utilization of mobile and web applications has surpassed all other platforms in terms of disseminating researchers’ knowledge among diverse communities throughout the world. The current method of disseminating re... The utilization of mobile and web applications has surpassed all other platforms in terms of disseminating researchers’ knowledge among diverse communities throughout the world. The current method of disseminating researchers’ knowledge to the communities in the Arusha region in Tanzania is through meetings, workshops, and focus group discussions held by researchers, agricultural extension officers and community members after every three months or during field study. Yet the strategy is inefficient and ineffective in practice. The purpose of this study was to determine the most efficient and successful method of disseminating knowledge in communities. The study began with a qualitative phase, utilizing an interpretive technique and a qualitative multiple case study research design. The Arusha region in Tanzania was selected as a case study where different social activities were undertaken, including farming, livestock keeping, tourism activities and fishing. Individual participants were interviewed by using a semi-structured questionnaire. In addition, focus group discussions were conducted to gather more information regarding the needs of the mobile application. Through the implementation of the application, the second phase of the study led to the development of a mobile application that includes community members, agricultural extension officers, and researchers that will enable anyone to install the application on their mobile phones to access knowledge regarding activities undertaken in Arusha. According to the findings of the first phase of the research, a substantial percentage of community members own mobile phones, and hence a mobile application would be sufficient. The research also found that most researcher-community interactions occur at the data collection and intervention assessment (field trials) stages. Hence, the mobile application will benefit community members, district agricultural, irrigation, and cooperative officers (DAICO), and researchers. 展开更多
关键词 Mobile Application knowledge Sharing knowledge Dissemination Community Based Participatory Research
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Parallel solving model for quantified boolean formula based on machine learning
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作者 李涛 肖南峰 《Journal of Central South University》 SCIE EI CAS 2013年第11期3156-3165,共10页
A new parallel architecture for quantified boolean formula(QBF)solving was proposed,and the prediction model based on machine learning technology was proposed for how sharing knowledge affects the solving performance ... A new parallel architecture for quantified boolean formula(QBF)solving was proposed,and the prediction model based on machine learning technology was proposed for how sharing knowledge affects the solving performance in QBF parallel solving system,and the experimental evaluation scheme was also designed.It shows that the characterization factor of clause and cube influence the solving performance markedly in our experiment.At the same time,the heuristic machine learning algorithm was applied,support vector machine was chosen to predict the performance of QBF parallel solving system based on clause sharing and cube sharing.The relative error of accuracy for prediction can be controlled in a reasonable range of 20%30%.The results show the important and complex role that knowledge sharing plays in any modern parallel solver.It shows that the parallel solver with machine learning reduces the quantity of knowledge sharing about 30%and saving computational resource but does not reduce the performance of solving system. 展开更多
关键词 machine learning quantified boolean formula parallel solving knowledge sharing feature extraction performance prediction
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