This paper discusses the new thought about failure management system of enterprise equipment based on Web Environment. That is how to utilize the Web technology to make a diagnosis and provide maintenance service rapi...This paper discusses the new thought about failure management system of enterprise equipment based on Web Environment. That is how to utilize the Web technology to make a diagnosis and provide maintenance service rapidly for normal operation of enterprises production when some equipment is out of order. Besides, an application example is introduced.展开更多
Purpose:This paper presents the ARQUIGRAFIA project,an open,public and nonprofit,continuous growth web collaborative environment dedicated to Brazilian architectural photographic images.Design/methodology/approach:The...Purpose:This paper presents the ARQUIGRAFIA project,an open,public and nonprofit,continuous growth web collaborative environment dedicated to Brazilian architectural photographic images.Design/methodology/approach:The ARQUIGRAFIA project promotes the active and collaborative participation among its institutional users(GLAMs,NGOs,laboratories and research groups)and private users(students,professionals,professors,researchers),both can create an account and share their digitized iconographic collections in the same Web environment by uploading their files,indexing,georeferencing and assigning a Creative Commons license.Findings:The development of users interactions by means of semantic differentials impressions recording on visible plastic-spatial aspects of the architectures in synthetic infographics,as well as by the retrieval of images through an advanced system search based on those impressions parameters.By gamification means,the system often invites users to review images’in order to improve images’data accuracy.The pilot project named Open Air Museum that allows users to add audio descriptions to images in situ.An interface for users’digital curatorship will be soon available.Research limitations:The ARQUIGRAFIA’s multidisciplinary team gathering professorsresearchers,graduate and undergraduate students from the Architecture and Urbanism,Design,Information Science,Computer Science faculties of the University of S?o Paulo,demands continuous financial resources for grants,for contracting third party services,for the participation in scientific events in Brazil and abroad,and for equipment.Since 2016,significant budget cuts in the University of S?o Paulo own research funds and in Brazilian federal scientific agencies can compromise the continuity of this project.Practical implications:The open source template called+GRAFIA that can freely help other areas of knowledge to build their own visual Web collaborative environments.Originality/value:The collaborative nature of the ARQUIGRAFIA distinguishes it from institutional image databases on the internet,precisely because it involves a heterogeneous network of collaborators.展开更多
With long-term marine surveys and research,and especially with the development of new marine environment monitoring technologies,prodigious amounts of complex marine environmental data are generated,and continuously i...With long-term marine surveys and research,and especially with the development of new marine environment monitoring technologies,prodigious amounts of complex marine environmental data are generated,and continuously increase rapidly.Features of these data include massive volume,widespread distribution,multiple-sources,heterogeneous,multi-dimensional and dynamic in structure and time.The present study recommends an integrative visualization solution for these data,to enhance the visual display of data and data archives,and to develop a joint use of these data distributed among different organizations or communities.This study also analyses the web services technologies and defines the concept of the marine information gird,then focuses on the spatiotemporal visualization method and proposes a process-oriented spatiotemporal visualization method.We discuss how marine environmental data can be organized based on the spatiotemporal visualization method,and how organized data are represented for use with web services and stored in a reusable fashion.In addition,we provide an original visualization architecture that is integrative and based on the explored technologies.In the end,we propose a prototype system of marine environmental data of the South China Sea for visualizations of Argo floats,sea surface temperature fields,sea current fields,salinity,in-situ investigation data,and ocean stations.An integration visualization architecture is illustrated on the prototype system,which highlights the process-oriented temporal visualization method and demonstrates the benefit of the architecture and the methods described in this study.展开更多
Unbalanced energy consumption distribution caused by the concentration of facilities and population topples the natural energy equilibrium of a city and causes environmental problems such as urban tropical night,heat ...Unbalanced energy consumption distribution caused by the concentration of facilities and population topples the natural energy equilibrium of a city and causes environmental problems such as urban tropical night,heat island phenomenon,global warming deterioration.Therefore,to secure eco-friendliness and sustainability of a city,it is necessary to introduce measures to alleviate the unequal distribution phenomenon of urban energy consumption from the city planning stage.For this purpose,the first step is to understand the current energy environment.The urban energy environment is affected by many factors in addition to gathering of buildings.Therefore,there is a limit to fully understanding advanced urban energy environment with only simple statistical urban information management technique.Research on methods of analyzing urban energy environment through simulation of recent urban scale is underway.There is not enough discussion about basic informaion databases for environmental analysis simulation of urban energy.This study presents a method using GIS(geographic information system) and web-based environmental information database as a way to improve the simulation accuracy.First,environmental information factors used for urban simulation were derived,and a web-based environmental information database targeting Daegu metropolitan city of Korea was built.Then,the urban energy environment was analyzed on a trial basis by linking the database with GIS.展开更多
目的对Web of Science引文数据库收录的1982—2018年发表的环境领域的相关文献进行计量学分析,深入了解环境领域中的前沿研究动态及热点。方法以“oil spill*”为主题词进行检索,使用VOSviewer软件构建溢油(oil spill)的研究热点主题知...目的对Web of Science引文数据库收录的1982—2018年发表的环境领域的相关文献进行计量学分析,深入了解环境领域中的前沿研究动态及热点。方法以“oil spill*”为主题词进行检索,使用VOSviewer软件构建溢油(oil spill)的研究热点主题知识图谱,探究其相互之间的聚类关系。利用Thomson Data Analyzer(TDA)软件通过构建关键词矩阵,得到相应文献中关键词的出现频次与关联度。结果海洋溢油污染的四个主要研究热点为溢油数值模拟及模型预测,溢油暴露毒性及风险评估,溢油组分及源解析,溢油污染特性及处理处置。结论分析四大研究热点的重点内容及研究进展,为进一步理解海洋溢油发生、迁移、转化机制,实施溢油治理修复,以及更精确地开展生态环境损害评估提供了科学基础。展开更多
该研究采用Web of Science引文数据库,以perfluoroalkyl substances or polyfluoroalkyl substances or PFAS or PFASs作为检索主题词,通过WOS和VOSviewer对相关文献进行数据计量分析,探讨全球范围内该研究领域的研究热点及发展方向。...该研究采用Web of Science引文数据库,以perfluoroalkyl substances or polyfluoroalkyl substances or PFAS or PFASs作为检索主题词,通过WOS和VOSviewer对相关文献进行数据计量分析,探讨全球范围内该研究领域的研究热点及发展方向。结果表明,在该领域研究中,美国在发文量、总被引、H指数方面位居榜首,在该领域的研究中占据优势地位;发文机构中,中国科学研究院发文量第一;对近5年关键词的共现分析发现PFASs在不同水体及生物体中的暴露仍然是近几年的研究热点,尤其关注饮用水及人体暴露。对于我国PFASs的环境暴露也是近期研究的重点之一。展开更多
文摘This paper discusses the new thought about failure management system of enterprise equipment based on Web Environment. That is how to utilize the Web technology to make a diagnosis and provide maintenance service rapidly for normal operation of enterprises production when some equipment is out of order. Besides, an application example is introduced.
文摘Purpose:This paper presents the ARQUIGRAFIA project,an open,public and nonprofit,continuous growth web collaborative environment dedicated to Brazilian architectural photographic images.Design/methodology/approach:The ARQUIGRAFIA project promotes the active and collaborative participation among its institutional users(GLAMs,NGOs,laboratories and research groups)and private users(students,professionals,professors,researchers),both can create an account and share their digitized iconographic collections in the same Web environment by uploading their files,indexing,georeferencing and assigning a Creative Commons license.Findings:The development of users interactions by means of semantic differentials impressions recording on visible plastic-spatial aspects of the architectures in synthetic infographics,as well as by the retrieval of images through an advanced system search based on those impressions parameters.By gamification means,the system often invites users to review images’in order to improve images’data accuracy.The pilot project named Open Air Museum that allows users to add audio descriptions to images in situ.An interface for users’digital curatorship will be soon available.Research limitations:The ARQUIGRAFIA’s multidisciplinary team gathering professorsresearchers,graduate and undergraduate students from the Architecture and Urbanism,Design,Information Science,Computer Science faculties of the University of S?o Paulo,demands continuous financial resources for grants,for contracting third party services,for the participation in scientific events in Brazil and abroad,and for equipment.Since 2016,significant budget cuts in the University of S?o Paulo own research funds and in Brazilian federal scientific agencies can compromise the continuity of this project.Practical implications:The open source template called+GRAFIA that can freely help other areas of knowledge to build their own visual Web collaborative environments.Originality/value:The collaborative nature of the ARQUIGRAFIA distinguishes it from institutional image databases on the internet,precisely because it involves a heterogeneous network of collaborators.
基金Supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (No.KZCX1-YW-12-04)the National High Technology Research and Development Program of China (863 Program) (Nos.2009AA12Z148,2007AA092202)Support for this study was provided by the Institute of Geographical Sciences and the Natural Resources Research,Chinese Academy of Science (IGSNRR,CAS) and the Institute of Oceanology, CAS
文摘With long-term marine surveys and research,and especially with the development of new marine environment monitoring technologies,prodigious amounts of complex marine environmental data are generated,and continuously increase rapidly.Features of these data include massive volume,widespread distribution,multiple-sources,heterogeneous,multi-dimensional and dynamic in structure and time.The present study recommends an integrative visualization solution for these data,to enhance the visual display of data and data archives,and to develop a joint use of these data distributed among different organizations or communities.This study also analyses the web services technologies and defines the concept of the marine information gird,then focuses on the spatiotemporal visualization method and proposes a process-oriented spatiotemporal visualization method.We discuss how marine environmental data can be organized based on the spatiotemporal visualization method,and how organized data are represented for use with web services and stored in a reusable fashion.In addition,we provide an original visualization architecture that is integrative and based on the explored technologies.In the end,we propose a prototype system of marine environmental data of the South China Sea for visualizations of Argo floats,sea surface temperature fields,sea current fields,salinity,in-situ investigation data,and ocean stations.An integration visualization architecture is illustrated on the prototype system,which highlights the process-oriented temporal visualization method and demonstrates the benefit of the architecture and the methods described in this study.
基金Funded by the National Research Foundation of Korea from the Korea government (MEST) under grant No. NRF-2010-0029455
文摘Unbalanced energy consumption distribution caused by the concentration of facilities and population topples the natural energy equilibrium of a city and causes environmental problems such as urban tropical night,heat island phenomenon,global warming deterioration.Therefore,to secure eco-friendliness and sustainability of a city,it is necessary to introduce measures to alleviate the unequal distribution phenomenon of urban energy consumption from the city planning stage.For this purpose,the first step is to understand the current energy environment.The urban energy environment is affected by many factors in addition to gathering of buildings.Therefore,there is a limit to fully understanding advanced urban energy environment with only simple statistical urban information management technique.Research on methods of analyzing urban energy environment through simulation of recent urban scale is underway.There is not enough discussion about basic informaion databases for environmental analysis simulation of urban energy.This study presents a method using GIS(geographic information system) and web-based environmental information database as a way to improve the simulation accuracy.First,environmental information factors used for urban simulation were derived,and a web-based environmental information database targeting Daegu metropolitan city of Korea was built.Then,the urban energy environment was analyzed on a trial basis by linking the database with GIS.
文摘目的对Web of Science引文数据库收录的1982—2018年发表的环境领域的相关文献进行计量学分析,深入了解环境领域中的前沿研究动态及热点。方法以“oil spill*”为主题词进行检索,使用VOSviewer软件构建溢油(oil spill)的研究热点主题知识图谱,探究其相互之间的聚类关系。利用Thomson Data Analyzer(TDA)软件通过构建关键词矩阵,得到相应文献中关键词的出现频次与关联度。结果海洋溢油污染的四个主要研究热点为溢油数值模拟及模型预测,溢油暴露毒性及风险评估,溢油组分及源解析,溢油污染特性及处理处置。结论分析四大研究热点的重点内容及研究进展,为进一步理解海洋溢油发生、迁移、转化机制,实施溢油治理修复,以及更精确地开展生态环境损害评估提供了科学基础。
文摘该研究采用Web of Science引文数据库,以perfluoroalkyl substances or polyfluoroalkyl substances or PFAS or PFASs作为检索主题词,通过WOS和VOSviewer对相关文献进行数据计量分析,探讨全球范围内该研究领域的研究热点及发展方向。结果表明,在该领域研究中,美国在发文量、总被引、H指数方面位居榜首,在该领域的研究中占据优势地位;发文机构中,中国科学研究院发文量第一;对近5年关键词的共现分析发现PFASs在不同水体及生物体中的暴露仍然是近几年的研究热点,尤其关注饮用水及人体暴露。对于我国PFASs的环境暴露也是近期研究的重点之一。
