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一种基于QoS的QoE到SLA映射方法
引用本文:倪萍,廖建新,朱晓民,万里.一种基于QoS的QoE到SLA映射方法[J].电子与信息学报,2010,32(6):1463-1468.
作者姓名:倪萍  廖建新  朱晓民  万里
作者单位:1. 北京邮电大学网络与交换技术国家重点实验室,北京,100876
2. 东信北邮信息技术有限公司,北京,100083
基金项目:国家杰出青年科学基金,国家重点基础研究发展规划(973计划),教育部新世纪优秀人才支持计划,电子信息产业发展基金资助课题 
摘    要:该文提出一种算法IQoE2QoS(Improved QoE to QoS),采用模糊理论的方法计算QoE到QoS的映射。该算法有3重目标:从大量的经验数据中通过计算互信息量方式总结被统计指标之间的关联程度。在大量经验数据的基础上通过多指标模糊判定理论将用户感知映射到应用层用户QoS参数。考虑了用户的QoE和QoS的双向映射,并且阐述了得到的QoE如何自然映射到SLA(Service Level Agreement)。通过仿真表明,IQoE2QoS算法对用户体验的分类准确度是线性回归算法的2到3倍。

关 键 词:网络管理    用户感知    服务质量    机器学习    模糊理论    业务等级协商
收稿时间:2008-11-14
修稿时间:2010-4-15

A Method of QoE mapped to SLA Based on QoS
Ni Ping,Liao Jian-xin,Zhu Xiao-min,Wan Li.A Method of QoE mapped to SLA Based on QoS[J].Journal of Electronics & Information Technology,2010,32(6):1463-1468.
Authors:Ni Ping  Liao Jian-xin  Zhu Xiao-min  Wan Li
Affiliation:State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing 100876, China; EBUPT Information Technology Co., Ltd, Beijing 100083, China
Abstract:In this paper an algorithm called IQoE2QoS(Improved QoE to QoS) is presented. This algorithm focus on QoE how to map to QoS based on fuzzy theory. IQoE2QoS presented has three targets: it can give the association degree among indications through calculating the entropy in large data sets. Its purpose is to translate user perception acquired from large experience datasets into pieces of metrics which can be used in lower level QoS. In this paper, a proposition not only illustrating the mapping between QoE and QoS but also the mapping between QoE and SLA is proposed. Emulation shows that IQoE2QoS can improve classification accuracy two to three times than line regression algorithm.
Keywords:Network managemeut  Quality of Experience(QoE)  Quality of Service(QoS)  Machine learning  Fuzzy theory  Service level agreement
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