Showing 1,141 - 1,160 results of 2,667 for search '"Topology"', query time: 0.06s Refine Results
  1. 1141

    Network Automation pada Beberapa Perangkat Router Menggunakan Pemrograman Python by Setiya Nugroho, Bambang Pujiarto

    Published 2022-02-01
    “…Designing a network topology with a Wide Area Network (WAN) type requires more network devices including routers. …”
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    Article
  2. 1142

    Battery Energy Storage Systems in Microgrids: A Review of SoC Balancing and Perspectives by Thales Augusto Fagundes, Guilherme Henrique Favaro Fuzato, Lucas Jonys Ribeiro Silva, Augusto Matheus dos Santos Alonso, Juan C. Vasquez, Josep M. Guerrero, Ricardo Quadros Machado

    Published 2024-01-01
    “…Moreover, in this article, we discuss alternatives to improve EMS and strategies regarding the topology of power converters, including redundancy-based topology, modular multilevel converter, cascaded-based converter, and hybrid-type systems. …”
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    Article
  3. 1143

    Modulated Model Predictive Speed Controller for PMSM Drives Employing Voltage-Based Cost Function by Ahmed Aboelhassan, Shuo Wang, Giampaolo Buticchi, Vasyl Varvolik, Michael Galea, Serhiy Bozhko

    Published 2024-01-01
    “…Various electrical drive systems have widely implemented the classical cascaded field-oriented control (FOC) topology, including speed loop, current loop, and modulation. …”
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  4. 1144

    Service function chain construct algorithm based on reliability by Julong LAN, Zijin JIN, Penghao SUN, Yiming JIANG, Yue WANG

    Published 2019-01-01
    “…With the continuous expansion of network size and content quantity,network operators often face the problem of data transmission interruption,thus how to improve the reliability of data transmission has become a research hotspot.Started with the huge advantages of NFV environment over traditional TCP/IP architecture based on the background that every network node has the capability of security service,a reliability algorithm for constructing functional service chains was proposed.First,the network topology was introduced and abstracted it into a digraph for a better analyzation.Then,several quantitative indices were used to define the upper and lower bounds of failure probability and resolved the model through a heuristic algorithm.The experimental results show that the proposed algorithm increases the reliability of service chain selection and spends less time.…”
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  5. 1145

    Research of the Transmission Characteristic of Planetary Gear Train based on the Signal Flow Graph Method by Zhou Xintao, Cui Yahui, Yan Haitao, Li Longlong

    Published 2018-01-01
    “…The signal flow graph is used to simplify the calculation of topology model by using signal flow graph,the calculation formula of characteristic parameters for each component is obtained. …”
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  6. 1146

    Interference graph based adaptive interference coordination method in indoor UDN by Xuanli WU, Ziyi XIE, Wei WU

    Published 2019-09-01
    “…An interference graph based adaptive interference coordination method was proposed for indoor scenario of ultra dense network (UDN).The algorithm aimed at maximizing system throughput.Firstly,the interference relationship in the system was modeled as an interference graph,and the iterative coloring algorithm was used to determine the available resources of each small cell base station (SBS).Thereafter,the SBS allocated resources to each user by using a throughput optimizing resource allocation algorithm.The method could adaptively select a resource allocation strategy according to the network topology and channel conditions,thereby mitigating interference in the system.The simulation results show that compared with the existing methods,the proposed method effectively reduces the system outage probability while significantly improving the throughput performance through a small additional signaling overhead.…”
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  7. 1147

    PSO localization algorithm for WSN nodes based on modifying average hop distances by Yan-hang ZHAO, Zhi-hong QIAN, Xiao-hang SHANG, Chao CHENG

    Published 2013-09-01
    “…Regarding the relatively big errors with running the DV-hop localization algorithm in a network topology scenario,with which nodes randomly distributes,a particle swarm optimization localization algorithm for WSN nodes based on modifying average hop distance was proposed.changing the structure of data packets sent by anchor nodes with broadcasting,weighting the average hop distance error of reference anchor nodes to modify the average hop distance,and using an improved particle swarm algorithm to optimize iteration process for localization,thus,WPDV-Hop localization algorithm improvements were carried out.The simulation results indicate that the localization accuracy and the stability of the WPDV-Hop localization algorithm are significantly improved compared with the original algorithm.…”
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  8. 1148

    Aggregation algorithm for MPLS multicast flows based on bidirectional shared tree by LI Ling-zhi1, ZHU Yan-qin1, YANG Zhe1

    Published 2010-01-01
    “…The label edge routers were clustered into the sets of leaf nodes on shared trees,and tree manager server computed the topology of bidirectional shared trees. The multicast flows,whose aggregated degrees were greater than the specific threshold,were finally con-verged into the trees. …”
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  9. 1149

    Social network link prediction method based on subgraph evolution and improved ant colony optimization algorithm by Qiuyang GU, Chunhua JU, Gongxing WU

    Published 2020-12-01
    “…Based on improved ant colony algorithm and subgraph evolution fusion, a new unsupervised social network link prediction method (SE-ACO) was proposed.First, the special subgraph was determined in the social network graph.Then the evolution of the subgraph was studied to predict the new links in the graph, and the special subgraph was located by the ant colony method.Finally, using different network topology environments and data sets to test the proposed method.Compared with other unsupervised social network prediction algorithms, the proposed SE-ACO method has the best evaluation results, shorter running time and the best effect on most data sets, which indicates that graph structure plays an important role in link prediction algorithm.…”
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  10. 1150

    Modeling method of telecommunication network resources by Yuan LIN, Yanbin WANG, Hui ZHANG, Jiahai YANG

    Published 2016-01-01
    “…Based on the well designed resource information model,the telecom operators can effectively manage the telecom network resource.A resource modeling methodology was proposed.The modeling methodology was based on the network topology and the port.The modeling process was divided into seven sub-processes:network analysis,network node identification,connection identification,equipment description,ability description,space resource analysis and model expression.In addition,a discussion on the relationships between entities had been made.Based on the modeling methodology,the LTE resource information model was constructed.Therefore,the validity of the modeling methodology was proven.Moreover,the LTE resource information model was objectively evaluated through three aspects:the complexity of the class,the ratio of depth and width of the inheritance tree and the coupling degree between classes.Results show that this model is high-quality.…”
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  11. 1151

    DaaC:an architecture modeling of space information network by Shao-bo YU, Ling-da WU, Xi-tao ZHANG

    Published 2017-10-01
    “…As a key to ensure the victory in the future high-tech war and seize the power of heaven,space information network (SIN) has important mission status and military value.The concept,connotation and operation mechanism were introduced,and the overall topology structure of SIN was discussed.The research status of SIN architecture and several typical architecture design methods were described,and the scientific issues and solutions were brought out.Combining the thought of DaaC (data as a center),an architecture model of SIN was explored.Furthermore,DaaC provides a new way for the architecture design of SIN,and the aim of the architecture modeling approach is to provide architectural support for the basic theory and key technical research of SIN.…”
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    Article
  12. 1152

    UWSP: sleeping algorithms for underwater sensor network by Lu HONG, Feng HONG

    Published 2013-08-01
    “…Moreover, in existing sleeping schemes nodes wake up rapidly, which will loss the life of hardware, waste en-ergy to open/close circuits, and increase collision probability. So, a tree topology based sleeping algorithm for UWSN was proposed, which utilizes the special characteristics of underwater acoustic channel. …”
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  13. 1153

    Effect of crack propagation on crack tip fields by F.V. Antunes, A.G. Chegini, L.M. Correia, A.L. Ramalho

    Published 2013-04-01
    “…The effect of mesh refinement is studied, and a singular behavior is evident, which is explained by the sharp crack associated with mesh topology, composed of a regular pattern of square elements. …”
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    Article
  14. 1154

    Versatile Active Biquad Using FTFNs by Muhammad Taher Abuelma'atti, Husain Abdullah Al-zaher

    Published 1998-01-01
    “…Without changing the circuit topology, the output voltage can realise lowpass, highpass, bandpass, notch and allpass transfer functions and the output current can realise bandpass and highpass transfer functions. …”
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  15. 1155

    EMULATION OF SOFTWARE-DEFINED NETWORK USING MININET by Do Van Khoa, Tran Ngo Nhu Khanh

    Published 2021-02-01
    “…Results show that the simulation environment affects building network topology time.…”
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    Article
  16. 1156

    Design and Analysis of a Cylindrical Surface Translation and a Rotational Parallel Mechanism by Gao Bo, Shi Zhixin, Luo Yufeng, Lin Hao

    Published 2023-06-01
    “…Based on the topology design theory and method of parallel mechanism of position and orientation characteristic (POC) theory, a new 3-DOF parallel mechanism with cylindrical translation and one rotation (2T1R) is designed, and the topological characteristics of the mechanism are analyzed, including the calculation of the position and orientation characteristic set, degrees of freedom and coupling degrees; then the kinematics of the mechanism is analyzed, the forward and inverse solutions of the position of the mechanism are solved and verified; finally, based on the forward and inverse position solutions of the mechanism, the work space and rotation capacity of the mechanism are analyzed. …”
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    Article
  17. 1157

    Wireless Network Virtualization Resource Sharing considering Dynamic Resource Allocation Algorithm by Xueming Guan, Yaozhi Ma

    Published 2022-01-01
    “…Moreover, this paper comprehensively considers factors such as centralized coordination control cost and limited domain topology visibility to improve the dynamic resource allocation algorithm. …”
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    Article
  18. 1158

    Global efficiency estimation method of complex network based on fractal property by Sheng ZHANG, Weikai DAI, Feng WU, Wenxiang LAN

    Published 2020-07-01
    “…A method of network efficiency estimation based on fractal property was proposed for solving the problems of high complexity and time-consuming calculation of efficiency in large scale networks.Considering the fractal properties of complex network topology,the relationship between network efficiency and node correlation sum was analyzed,and the global network efficiency was estimated by partial nodes.Besides,to rapidly find the fractal properties of complex networks,a fractal property discrimination method based on node correlation sum was proposed.The experimental analysis in the construction network and the real-world network show that the proposed method can accurately and effectively estimate the global efficiency of the network,which reduces the calculation time by at least 90% compared with the original method.…”
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  19. 1159

    Dependable-cooperative channel resource allocation scheme in wireless mesh network by Mingming LI, Guangxue YUE, Shaoqing DAI, Bolin MA

    Published 2017-05-01
    “…For improving utilization of channel resources and service quality effectively in wireless mesh network,a dependable-cooperative channel resource allocation scheme was proposed.According to the adaptive features of mesh node,engaging game theory and establishing reputation mechanism to achieve dependable-cooperative of nodes,and channel resource allocation result was utilized.The comparison of this experiment proves the situation of service level and network utility of cooperative service.The result of it shows that networks benefit will be optimal when the cooperative service level is 3 and node hops synergies with the service level.Comparing with classic syn-ergetic algorithm,with the same context of network topology,dependable-cooperative channel allocation strategy is clearly dominated with 1.04 on UACRR and 1.069.…”
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  20. 1160

    Distributed dynamic mapping scheme based on cost function by Guo-dong GE, Yun-fei GUO, Ju-long LAN, Cai-xia LIU

    Published 2014-10-01
    “…For supporting efficient host mobility and mapping identifiers onto locators,a distributed dynamic mobility mapping scheme based on cost function was proposed.In the scheme,depending on the mobility pattern and communication feature,the communication of mobile node is divided into three communication models,namely,moving update model,balanced transmission model and resolving query model.In order to minimize the total resolving cost,three mapping approach are proposed based on distributed multicast,consistent hash functions and proactive sharing respectively in the mobile domain.For each mapping approach,corresponding registration update,resolution query and packet delivery strategies are designed.Simulation results show that the scheme can achieve the minimum resolving cost,and can have low resolve latency and good adaptability for network topology dynamic changing.…”
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    Article