Based on the characteristics of high-end products,crowd-sourcing user stories can be seen as an effective means of gathering requirements,involving a large user base and generating a substantial amount of unstructured...Based on the characteristics of high-end products,crowd-sourcing user stories can be seen as an effective means of gathering requirements,involving a large user base and generating a substantial amount of unstructured feedback.The key challenge lies in transforming abstract user needs into specific ones,requiring integration and analysis.Therefore,we propose a topic mining-based approach to categorize,summarize,and rank product requirements from user stories.Specifically,after determining the number of story categories based on py LDAvis,we initially classify“I want to”phrases within user stories.Subsequently,classic topic models are applied to each category to generate their names,defining each post-classification user story category as a requirement.Furthermore,a weighted ranking function is devised to calculate the importance of each requirement.Finally,we validate the effectiveness and feasibility of the proposed method using 2966 crowd-sourced user stories related to smart home systems.展开更多
Linguistic landscape has become an emerging research topic in sociolinguistics due to the development of urban linguistic landscape.Based on the development of linguistic landscape in TaiKoo Hui,its diverse characteri...Linguistic landscape has become an emerging research topic in sociolinguistics due to the development of urban linguistic landscape.Based on the development of linguistic landscape in TaiKoo Hui,its diverse characteristics are analyzed,and the language signs,usage,and codes are summarized.It is found that there is poor transmission effect of multilingual landscape information and improper use of linguistic landscape in TaiKoo Hui.This paper concludes that the linguistic landscape of Taikoo Hui can be optimized from two aspects to enhance its attractiveness and competitiveness,including improving the informational function of foreign language signs and regulating the use of linguistic landscape.展开更多
China’s infrastructure construction has been continuously improving in recent years,especially its highway construction,which spans from north to south and connects east to west.Some special areas are also interconne...China’s infrastructure construction has been continuously improving in recent years,especially its highway construction,which spans from north to south and connects east to west.Some special areas are also interconnected through bridges,but constructing highway bridges through complex terrains or across valleys and mountain gullies presents significant challenges,requiring an increase in the height of bridge piers.These bridge piers generally reach tens or even hundreds of meters in height.Furthermore,the construction of these high-pier bridges is becoming increasingly widespread.Not only do they pose greater construction challenges,but they also have higher requirements for seismic resistance.This article primarily analyzes the characteristics of high-pier bridges and proposes seismic design schemes,calculation methods,and design strategies to enhance the construction quality of high-pier bridges.展开更多
The high-end equipment represented by high-end machine tools and aero-engines is the core component of the national intelligent manufacturing plan,and the mass unbalance is the main reason for its excessive vibration,...The high-end equipment represented by high-end machine tools and aero-engines is the core component of the national intelligent manufacturing plan,and the mass unbalance is the main reason for its excessive vibration,that seriously impacts the operation efficiency and running life of the equipment.In order to change the traditional way that the fault of equipment can only be repaired by human,the self-recovery mechanism of human and animal are given to the equipment in this paper,which forms the self-recovery regulation(SR)system for unbalance vibration of high-end equipment.The system can online generate the self-recovery force to restrain the unbalance vibration of the equipment in operation,which is an important direction for the development of the equipment to the advanced intelligent stage.Based on the basic principles of SR technique,the typical engineering application cases of this technique in the field of aeroengine and high-end machine tools are introduced,and four related studies promoting the development of this technique are summarized and analyzed in turn.It includes feature extraction,imbalance location,regulation method and balancing actuator.Self-recovery Regulation(SR)Technique is an important way to realize intelligent manufacturing and intelligent maintenance.Relevant research can lay a technical foundation for the development of high-end equipment with self-health function.展开更多
Decomposition of tasks and selection of optimal schemes are key procedures in high-end equipment development processes.However,such procedures are highly innovative,technology intensive,interdisciplinary,and multi-par...Decomposition of tasks and selection of optimal schemes are key procedures in high-end equipment development processes.However,such procedures are highly innovative,technology intensive,interdisciplinary,and multi-party engineering projects,making the decomposition and scheme selection more difficult and complicated than that in the development of ordinary equipment.In this study,we consider three factors,namely,functional structure,task granularity,and task feasibility in task decomposition of high-end equipment development.Based on the principles of systems engineering,a method of task decomposition is proposed.As for decomposition scheme selection,a method based on the superiority and inferiority ranking(SIR)method mixed information and multiple attribute decision making is proposed by considering attributes of scheme feasibility,uncertainty risk and task integration complexity.To verify the proposed method,development of a military electric vehicle is used as an example to demonstrate the calculation process.展开更多
Global warming has exerted severe challenges on the sustainable development of economic society and the food security,resource security,energy security and ecological security of the world.Low-carbon economy has becom...Global warming has exerted severe challenges on the sustainable development of economic society and the food security,resource security,energy security and ecological security of the world.Low-carbon economy has become the current trend of the global economic development.Thus,the industrial development of China must seek the institutional innovation and technological innovation so as to improve the efficiency of energy.High-end industry has become the main factor of the future development of the economic society.Thus,to develop the high-end industry is an important approach to realize low-carbon economy.This paper explores the strategies of the development of newly emerging high-end industries against the background of low-carbon economy form such perspectives as effective use of resources,the improvement of independent innovative ability,and leading the high-end,high quality and high efficiency industries to the important region.展开更多
IN recent years, China’s high-end machinery and equipment, as well as advances in engineering have created miracles.“Create in China” rather than “Made in China” has been introducing China’s advanced technologic...IN recent years, China’s high-end machinery and equipment, as well as advances in engineering have created miracles.“Create in China” rather than “Made in China” has been introducing China’s advanced technological innovations to the world. The book is composed of five chapters, each covering achievements China has made in the following five specific fields: aerospace, high-speed rail, bridges, supercomputers, and new energy, which are the shining jewels in China’s industrial crown.展开更多
The paper illustrates the reason of the lack of talents with outstanding innovative practice ability and engineering leadership has become a great obstacle for many industries, represented by the software industry, to...The paper illustrates the reason of the lack of talents with outstanding innovative practice ability and engineering leadership has become a great obstacle for many industries, represented by the software industry, to develop along with the new era, and restricted the evolution of these industries toward the high end. With the target of training talents with innovation capacity and engineering leadership, the training plan for top talents based on the demand for high-end talents in the software engineering industry is put forward, and analyses are given on significant aspects including the development of the training resource system, the screening of students and the selection of enterprises, the teaching staff construction for university-enterprise cooperation, the establishment of a management system with joint effort for talents development, and the construction of process quality guarantee mechanism. In the end, for the implementation of the training plan, it is pointed out that the university-enterprise cooperative development mechanism should be perfected, the talents development practice should be enhanced, the personalized training of students should be emphasized, and the innovative ability in practice and the engineering leadership of students should be practically improved.展开更多
In October,the national consumption market continued to maintain the momentum of rapid growth.Retail sales of national social consumer goods in October amounted to RMB 3.11 trillion,up10%year on year.From January to O...In October,the national consumption market continued to maintain the momentum of rapid growth.Retail sales of national social consumer goods in October amounted to RMB 3.11 trillion,up10%year on year.From January to October,retail sales of national social consumer goods increased 10.3%,the same growth as that of the first three quarters.According to the monitoring of the MOFCOM,in October,5,000major retail businesses increased 4.6%展开更多
In the current economic development, the competitiveness of the traditional pattern is backward, so under the background of the high-end equipment manufacturing industry development facing of great pressure, how to ob...In the current economic development, the competitiveness of the traditional pattern is backward, so under the background of the high-end equipment manufacturing industry development facing of great pressure, how to obtain new competitive power to achieve sustained competitive advantage, how to develop from equipment manufacturing power to the development of equipment manufacturing power becomes the focus of the present. In this paper, based on talent accumulation effect, then analysis the advantages of high-end equipment manufacturing industry talents converging forces and its access to obtain talent agglomeration competitiveness.展开更多
Purpose/Significance:Through the analysis in the results production mode of the Chinese media type think-tank based on the media operation structure and communication platform,found there are structure and cooperation...Purpose/Significance:Through the analysis in the results production mode of the Chinese media type think-tank based on the media operation structure and communication platform,found there are structure and cooperation problems of spread and research line,team cooperation and transformation problem of research and spread,research production and media production positioning problem,and spread channel widening problem,this paper tries to provide a useful suggestions for the current traditional media transformation encourage the media type think tank go abroad,raise the international influence,personalize the products,make it into Boutique,become a brand and the development strategy of the new think-tank with Chinese characteristics.Methods/Processes:analysis the results production model of media-based think tank from four aspects:category,characteristics,existing problems and development trend.Results/conclusion:the achievements of Chinese media-based think tanks will follow a new development trend through the establish of cooperative innovation system,achievements make and press system of“all media tendency”,market-oriented transformation theory,brand strategy,and exerting international influence.展开更多
基金supported by the National Natural Science Foundation of China(71690233,71901214)。
文摘Based on the characteristics of high-end products,crowd-sourcing user stories can be seen as an effective means of gathering requirements,involving a large user base and generating a substantial amount of unstructured feedback.The key challenge lies in transforming abstract user needs into specific ones,requiring integration and analysis.Therefore,we propose a topic mining-based approach to categorize,summarize,and rank product requirements from user stories.Specifically,after determining the number of story categories based on py LDAvis,we initially classify“I want to”phrases within user stories.Subsequently,classic topic models are applied to each category to generate their names,defining each post-classification user story category as a requirement.Furthermore,a weighted ranking function is devised to calculate the importance of each requirement.Finally,we validate the effectiveness and feasibility of the proposed method using 2966 crowd-sourced user stories related to smart home systems.
文摘Linguistic landscape has become an emerging research topic in sociolinguistics due to the development of urban linguistic landscape.Based on the development of linguistic landscape in TaiKoo Hui,its diverse characteristics are analyzed,and the language signs,usage,and codes are summarized.It is found that there is poor transmission effect of multilingual landscape information and improper use of linguistic landscape in TaiKoo Hui.This paper concludes that the linguistic landscape of Taikoo Hui can be optimized from two aspects to enhance its attractiveness and competitiveness,including improving the informational function of foreign language signs and regulating the use of linguistic landscape.
文摘China’s infrastructure construction has been continuously improving in recent years,especially its highway construction,which spans from north to south and connects east to west.Some special areas are also interconnected through bridges,but constructing highway bridges through complex terrains or across valleys and mountain gullies presents significant challenges,requiring an increase in the height of bridge piers.These bridge piers generally reach tens or even hundreds of meters in height.Furthermore,the construction of these high-pier bridges is becoming increasingly widespread.Not only do they pose greater construction challenges,but they also have higher requirements for seismic resistance.This article primarily analyzes the characteristics of high-pier bridges and proposes seismic design schemes,calculation methods,and design strategies to enhance the construction quality of high-pier bridges.
基金Supported by National Natural Science Foundation of China(Grant No.51875031)Youth Backbone Personal Project of Beijing(Grant No.2017000020124 G018).
文摘The high-end equipment represented by high-end machine tools and aero-engines is the core component of the national intelligent manufacturing plan,and the mass unbalance is the main reason for its excessive vibration,that seriously impacts the operation efficiency and running life of the equipment.In order to change the traditional way that the fault of equipment can only be repaired by human,the self-recovery mechanism of human and animal are given to the equipment in this paper,which forms the self-recovery regulation(SR)system for unbalance vibration of high-end equipment.The system can online generate the self-recovery force to restrain the unbalance vibration of the equipment in operation,which is an important direction for the development of the equipment to the advanced intelligent stage.Based on the basic principles of SR technique,the typical engineering application cases of this technique in the field of aeroengine and high-end machine tools are introduced,and four related studies promoting the development of this technique are summarized and analyzed in turn.It includes feature extraction,imbalance location,regulation method and balancing actuator.Self-recovery Regulation(SR)Technique is an important way to realize intelligent manufacturing and intelligent maintenance.Relevant research can lay a technical foundation for the development of high-end equipment with self-health function.
基金supported by the National Natural Science Foundation of China(7169023371901214)the National Key R&D Program of China(2017YFC1405005)。
文摘Decomposition of tasks and selection of optimal schemes are key procedures in high-end equipment development processes.However,such procedures are highly innovative,technology intensive,interdisciplinary,and multi-party engineering projects,making the decomposition and scheme selection more difficult and complicated than that in the development of ordinary equipment.In this study,we consider three factors,namely,functional structure,task granularity,and task feasibility in task decomposition of high-end equipment development.Based on the principles of systems engineering,a method of task decomposition is proposed.As for decomposition scheme selection,a method based on the superiority and inferiority ranking(SIR)method mixed information and multiple attribute decision making is proposed by considering attributes of scheme feasibility,uncertainty risk and task integration complexity.To verify the proposed method,development of a military electric vehicle is used as an example to demonstrate the calculation process.
文摘Global warming has exerted severe challenges on the sustainable development of economic society and the food security,resource security,energy security and ecological security of the world.Low-carbon economy has become the current trend of the global economic development.Thus,the industrial development of China must seek the institutional innovation and technological innovation so as to improve the efficiency of energy.High-end industry has become the main factor of the future development of the economic society.Thus,to develop the high-end industry is an important approach to realize low-carbon economy.This paper explores the strategies of the development of newly emerging high-end industries against the background of low-carbon economy form such perspectives as effective use of resources,the improvement of independent innovative ability,and leading the high-end,high quality and high efficiency industries to the important region.
文摘IN recent years, China’s high-end machinery and equipment, as well as advances in engineering have created miracles.“Create in China” rather than “Made in China” has been introducing China’s advanced technological innovations to the world. The book is composed of five chapters, each covering achievements China has made in the following five specific fields: aerospace, high-speed rail, bridges, supercomputers, and new energy, which are the shining jewels in China’s industrial crown.
基金sponsored by the 2016 Research Program on Educational Reform of Undergraduate Institutions in Shandong Province,namely "Research and Practice on the Mode of Training for Engineering Leading Talents Facing the Demand for High-end Talents in the Industry"(B2016M016),"Exploration and Practice of Promoting the Teaching Reform and Innovation Mode of Higher Education Based on Massive Open Online Course (MOOC)"(B2016Z018) and "Research and Application of Blended Teaching Mode Based on ‘ MOOC + SPOCs + Flipped Classroom’"(B2016Z020)supported by "Research on Multi-dimensional Education Quality Evaluation System Facing the Training of Postgraduate with Professional Degree (SDYZ1603)",which was the 2016 special project of undergraduate education innovation plan for Shandong Province,and "Research and Practice on the Mode of Training for Full Stack Talents for Internet of Things"(BK201602),which was the teaching and research project of Harbin Institute of Technology,Weihai
文摘The paper illustrates the reason of the lack of talents with outstanding innovative practice ability and engineering leadership has become a great obstacle for many industries, represented by the software industry, to develop along with the new era, and restricted the evolution of these industries toward the high end. With the target of training talents with innovation capacity and engineering leadership, the training plan for top talents based on the demand for high-end talents in the software engineering industry is put forward, and analyses are given on significant aspects including the development of the training resource system, the screening of students and the selection of enterprises, the teaching staff construction for university-enterprise cooperation, the establishment of a management system with joint effort for talents development, and the construction of process quality guarantee mechanism. In the end, for the implementation of the training plan, it is pointed out that the university-enterprise cooperative development mechanism should be perfected, the talents development practice should be enhanced, the personalized training of students should be emphasized, and the innovative ability in practice and the engineering leadership of students should be practically improved.
文摘In October,the national consumption market continued to maintain the momentum of rapid growth.Retail sales of national social consumer goods in October amounted to RMB 3.11 trillion,up10%year on year.From January to October,retail sales of national social consumer goods increased 10.3%,the same growth as that of the first three quarters.According to the monitoring of the MOFCOM,in October,5,000major retail businesses increased 4.6%
文摘In the current economic development, the competitiveness of the traditional pattern is backward, so under the background of the high-end equipment manufacturing industry development facing of great pressure, how to obtain new competitive power to achieve sustained competitive advantage, how to develop from equipment manufacturing power to the development of equipment manufacturing power becomes the focus of the present. In this paper, based on talent accumulation effect, then analysis the advantages of high-end equipment manufacturing industry talents converging forces and its access to obtain talent agglomeration competitiveness.
文摘Purpose/Significance:Through the analysis in the results production mode of the Chinese media type think-tank based on the media operation structure and communication platform,found there are structure and cooperation problems of spread and research line,team cooperation and transformation problem of research and spread,research production and media production positioning problem,and spread channel widening problem,this paper tries to provide a useful suggestions for the current traditional media transformation encourage the media type think tank go abroad,raise the international influence,personalize the products,make it into Boutique,become a brand and the development strategy of the new think-tank with Chinese characteristics.Methods/Processes:analysis the results production model of media-based think tank from four aspects:category,characteristics,existing problems and development trend.Results/conclusion:the achievements of Chinese media-based think tanks will follow a new development trend through the establish of cooperative innovation system,achievements make and press system of“all media tendency”,market-oriented transformation theory,brand strategy,and exerting international influence.