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系统思维视角下网络信息体系发展演进及时代特征探讨 被引量:3
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作者 陈竹梅 《中国电子科学研究院学报》 北大核心 2021年第8期746-755,共10页
文中针对"网络信息体系"这一研究热点,提出了"网络信息体系处于科技发展的什么阶段"这个问题并进行了讨论。从系统思维角度探讨了科学技术驱动下电子信息科技发展演进,提出了一种"科学思想"、"技术... 文中针对"网络信息体系"这一研究热点,提出了"网络信息体系处于科技发展的什么阶段"这个问题并进行了讨论。从系统思维角度探讨了科学技术驱动下电子信息科技发展演进,提出了一种"科学思想"、"技术理论"和"工业体系"三个维度的科技发展体系描述模型,从系统思维视角将其划分为三个阶段。文中研究了网络信息体系的复杂性构型及时代特征,并讨论了其工程系统与技术系统的演进模式。 展开更多
关键词 网络信息体系 系统思维 发展演进 复杂性构型 科技发展描述模 基于能力需求的工程系统 技术系统
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The analysis of structural complexity of Piano Pieces "dedicated to Alice"
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作者 Junzhong ZHANG 《International Journal of Technology Management》 2014年第11期57-59,共3页
Beethoven is a famous German pianist, composer, and conductor, and he set the culmination of Western classical, created a romantic music camp precedent. The size of his music in general is very ambitious, mostly conce... Beethoven is a famous German pianist, composer, and conductor, and he set the culmination of Western classical, created a romantic music camp precedent. The size of his music in general is very ambitious, mostly concertos, symphonies, operas and other large works, technical approach and structure used is quite complex, people are left with a deep impression. But it works, while small piano pieces, also has music research value, "dedicated to Alice" is one of the few Beethoven piano pieces. This paper focuses on creative background "dedicated to Alice," this elaborate piano works by the complexity of the analysis of the structure of this work is that it reflects the author' s ideological soul to explore their musical value. 展开更多
关键词 BEETHOVEN Piano Pieces "dedicated to Alice" complex structures
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ON THE ALGORITHMIC COMPLEXITY OF STATIC STRUCTURES
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作者 Joel RATSABY J. CHASKALOVIC 《Journal of Systems Science & Complexity》 SCIE EI CSCD 2010年第6期1037-1053,共17页
This paper provides a first indication that this is true for a system comprised of a static structure described by hyperbolic partial differential equations and is subjected to an external random input force. The syst... This paper provides a first indication that this is true for a system comprised of a static structure described by hyperbolic partial differential equations and is subjected to an external random input force. The system deforms the randomness of an input force sequence in proportion to its algorithmic complexity. The authors demonstrate this by numerical analysis of a one-dimensional vibrating elastic solid (the system) on which we apply a maximally-random force sequence (input). The level of complexity of the system is controlled via external parameters. The output response is the field of displacements observed at several positions on the body. The algorithmic complexity and stochasticity of the resulting output displacement sequence is measured and compared against the complexity of the system. The results show that the higher the system complexity, the more random-deficient the output sequence. 展开更多
关键词 Data compression descriptional complexity RANDOMNESS static structure.
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