The 5 th generation(5 G)mobile networks has been put into services across a number of markets,which aims at providing subscribers with high bit rates,low latency,high capacity,many new services and vertical applicatio...The 5 th generation(5 G)mobile networks has been put into services across a number of markets,which aims at providing subscribers with high bit rates,low latency,high capacity,many new services and vertical applications.Therefore the research and development on 6 G have been put on the agenda.Regarding demands and characteristics of future 6 G,artificial intelligence(A),big data(B)and cloud computing(C)will play indispensable roles in achieving the highest efficiency and the largest benefits.Interestingly,the initials of these three aspects remind us the significance of vitamin ABC to human body.In this article we specifically expound on the three elements of ABC and relationships in between.We analyze the basic characteristics of wireless big data(WBD)and the corresponding technical action in A and C,which are the high dimensional feature and spatial separation,the predictive ability,and the characteristics of knowledge.Based on the abilities of WBD,a new learning approach for wireless AI called knowledge+data-driven deep learning(KD-DL)method,and a layered computing architecture of mobile network integrating cloud/edge/terminal computing,is proposed,and their achievable efficiency is discussed.These progress will be conducive to the development of future 6 G.展开更多
With respect to the mathematical structure supposed by theEntity-Roles Model. a first order (three--valued) logic language is constructured. A world to be modelled can be logically specified in this language. The inte...With respect to the mathematical structure supposed by theEntity-Roles Model. a first order (three--valued) logic language is constructured. A world to be modelled can be logically specified in this language. The integrity constraints on the database and 展开更多
[目的 /意义]为了解引文分析领域的发展状况,以领域知识载体之一——期刊文献为研究对象,通过知识单元特征描述和知识单元聚类层次结构,发现该领域知识发展的脉络和演进轨迹。[方法/过程]选择2001-2014年汤森路透Web of Science平台结...[目的 /意义]为了解引文分析领域的发展状况,以领域知识载体之一——期刊文献为研究对象,通过知识单元特征描述和知识单元聚类层次结构,发现该领域知识发展的脉络和演进轨迹。[方法/过程]选择2001-2014年汤森路透Web of Science平台结构化的二次文献信息1 166条作为数据源,以信息计量学作为理论基础,利用统计分析、信息计量和分析复杂引文网络的社会网络分析方法,借鉴数据挖掘算法和处理工具技术,描述领域知识体系的特征。[结果/结论]从宏观与微观两个维度,以静态和动态两种方式,利用知识基础与研究前沿的时变对应,通过理论与实践的统一,准确地描述引文分析领域发展的宏观层次结构特征和微观节点属性、静态分布特征和动态演化规律、奠基性的基础理论和突破性的研究前沿。展开更多
基金supported by Key Program of Natural Science Foundation of China(Grant No.61631018)Anhui Provincial Natural Science Foundation(Grant No.1908085MF177)Huawei Technology Innovative Research(YBN2018095087)。
文摘The 5 th generation(5 G)mobile networks has been put into services across a number of markets,which aims at providing subscribers with high bit rates,low latency,high capacity,many new services and vertical applications.Therefore the research and development on 6 G have been put on the agenda.Regarding demands and characteristics of future 6 G,artificial intelligence(A),big data(B)and cloud computing(C)will play indispensable roles in achieving the highest efficiency and the largest benefits.Interestingly,the initials of these three aspects remind us the significance of vitamin ABC to human body.In this article we specifically expound on the three elements of ABC and relationships in between.We analyze the basic characteristics of wireless big data(WBD)and the corresponding technical action in A and C,which are the high dimensional feature and spatial separation,the predictive ability,and the characteristics of knowledge.Based on the abilities of WBD,a new learning approach for wireless AI called knowledge+data-driven deep learning(KD-DL)method,and a layered computing architecture of mobile network integrating cloud/edge/terminal computing,is proposed,and their achievable efficiency is discussed.These progress will be conducive to the development of future 6 G.
文摘With respect to the mathematical structure supposed by theEntity-Roles Model. a first order (three--valued) logic language is constructured. A world to be modelled can be logically specified in this language. The integrity constraints on the database and
文摘[目的 /意义]为了解引文分析领域的发展状况,以领域知识载体之一——期刊文献为研究对象,通过知识单元特征描述和知识单元聚类层次结构,发现该领域知识发展的脉络和演进轨迹。[方法/过程]选择2001-2014年汤森路透Web of Science平台结构化的二次文献信息1 166条作为数据源,以信息计量学作为理论基础,利用统计分析、信息计量和分析复杂引文网络的社会网络分析方法,借鉴数据挖掘算法和处理工具技术,描述领域知识体系的特征。[结果/结论]从宏观与微观两个维度,以静态和动态两种方式,利用知识基础与研究前沿的时变对应,通过理论与实践的统一,准确地描述引文分析领域发展的宏观层次结构特征和微观节点属性、静态分布特征和动态演化规律、奠基性的基础理论和突破性的研究前沿。