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车辆异构网络中基于决策树的稳健垂直切换算法

马彬 汪栋 谢显中

马彬, 汪栋, 谢显中. 车辆异构网络中基于决策树的稳健垂直切换算法[J]. 电子与信息学报, 2017, 39(7): 1719-1726. doi: 10.11999/JEIT161182
引用本文: 马彬, 汪栋, 谢显中. 车辆异构网络中基于决策树的稳健垂直切换算法[J]. 电子与信息学报, 2017, 39(7): 1719-1726. doi: 10.11999/JEIT161182
MA Bin, WANG Dong, XIE Xianzhong. Robust Vertical Handoff Algorithm Based on Decision Tree in Vehicle Heterogeneous Network[J]. Journal of Electronics & Information Technology, 2017, 39(7): 1719-1726. doi: 10.11999/JEIT161182
Citation: MA Bin, WANG Dong, XIE Xianzhong. Robust Vertical Handoff Algorithm Based on Decision Tree in Vehicle Heterogeneous Network[J]. Journal of Electronics & Information Technology, 2017, 39(7): 1719-1726. doi: 10.11999/JEIT161182

车辆异构网络中基于决策树的稳健垂直切换算法

doi: 10.11999/JEIT161182
基金项目: 

国家自然科学基金(61601070, 61271259, 61301123, 61471076),重庆市基础与前沿研计(cstc2016jcyjA0455, cstc2015 jcyjA40047),重庆邮电大学博士启动基金(A2014-10, A2015-16)

Robust Vertical Handoff Algorithm Based on Decision Tree in Vehicle Heterogeneous Network

Funds: 

The National Natural Science Foundation of China (61601070, 61271259, 61301123, 61471076), The Foundation and Advanced Research Program of Chongqing (cstc2016jcyjA0455, cstc2015jcyjA40047), The Doctoral Start-up Fund of Chongqing University of Posts and Telecommunications (A2014-10, A2015-16)

  • 摘要: 在带有噪声干扰的车辆异构网络中,针对当前基于决策树的垂直切换算法存在切换精准性不高的问题,该文详细分析并给出当前算法决策过程中存在的错误判决概率,提出一种基于决策树的稳健垂直切换算法。首先,采用卡尔曼滤波算法,根据网络属性的预测值和当前测量值,并结合它们各自的噪声偏差,做出更准确的网络属性估计。其次,针对少量网络属性值出现在判决门限附近的情况,提出概率阈值区间法,通过二次检测提高算法判决的准确性。仿真结果表明,所提算法提高了切换判决精准性和网络总吞吐量,降低了乒乓效应和切换失败率,并得到了与传统算法同阶的时间复杂度性能结果。
  • BHOSALE S and DARUWALA R. Multi-criteria vertical handoff decision algorithm using hierarchy modeling and additive weighting in an integrated WLAN/WiMAX/UMTS environmentA case study[J]. KSII Transactions on Internet and Information Systems, 2014, 8(1): 38-40.
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    马彬, 谢显中, 廖晓峰. 车辆异构网络中预测垂直切换算法[J].电子与信息学报, 2015, 37(4): 874-880. doi: 10.11999/JEIT 140845.
    MA Bin, XIE Xianzhong, LIAO Xiaofeng , et al. Prediction vertical handoff algorithm in vehicle heterogeneous network[J]. Jounal of Electronics Information Technology, 2015, 37(4): 874-880. doi: 10.11999/JEIT140845.
    GUO Y S, TAN G Z, LIBDA A S M, et al. A QoS-aware vertical handoff algorithm based on predictive network information[J]. Journal of Central South University of Technology, 2012, 19(8): 2187-2191. doi: 10.1007/s11771- 012-1263-3.
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    任塨晔, 赵季红, 曲桦. 基于模糊逻辑的多终端协同的垂直切换决策算法[J]. 通信学报, 2014, 35(9): 69-71. doi: 10.3969/ j.issn.1000-436x.
    REN Gongye, ZHAO Jihong, QU Hua, et al. Vertical handoff decision algorithm for cooperation of multi-terminal based on fuzzy logic terminal[J]. Journal on Communications, 2014, 35(9): 69-71. doi: 10.3969/j.issn.1000-436x.
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    LIU M, LI Z C, GUO X B, et al. Performance analysis and optimization of handoff algorithms in heterogeneous wireless networks[J]. IEEE Transactions on Mobile Computing, 2008, 7(7): 846-857. doi: 10.1109/TMC.2007.70768.
    WANG S G, FAN C Q, HSU C H, et al. A vertical handoff method via self-selection decision tree for internet of vehicles[J]. IEEE Systems Journal, 2016, 10(3): 1183-1192. doi: 10.1109/JSYST.2014.2306210.
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出版历程
  • 收稿日期:  2016-11-03
  • 修回日期:  2017-02-26
  • 刊出日期:  2017-07-19

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