本文针对多媒体传感器网络中三类基本服务:异常事件告警服务、信息查询服务以及流媒体查询服务,分析了不同服务的QoS需求,并抽象出多媒体传感器网络QoS路由模型.进而,利用改进的蚁群算法,设计了一个基于蚁群优化的服务感知路由算法ASAR(...本文针对多媒体传感器网络中三类基本服务:异常事件告警服务、信息查询服务以及流媒体查询服务,分析了不同服务的QoS需求,并抽象出多媒体传感器网络QoS路由模型.进而,利用改进的蚁群算法,设计了一个基于蚁群优化的服务感知路由算法ASAR(Ant-colony optimization based Service Aware Routing).本文设计服务感知的路由协议,旨在依据各类媒体数据包不同的QoS需求,选择相应的路由以合理利用全网资源、提高网络性能.最后,我们通过NS2仿真表明了较其他路由算法,本文提出的方法能够为多媒体传感器网络的多种服务提供更好的QoS保障,同时,比传统的蚁群算法具有更好的收敛性.展开更多
The challenges for Software as a Service(SaaS)application are how to provide a set of methods to enable tenants to configure the application and how to ensure that after their configuration,the applications they subsc...The challenges for Software as a Service(SaaS)application are how to provide a set of methods to enable tenants to configure the application and how to ensure that after their configuration,the applications they subscribed will run accurately.In this study,we focus on application configuration which is one of the most significant features of SaaS and discuss the differences between configuration and customization. Furthermore,we bring up a more configurable Framework based on workflow management and rule management.In order to prove that the framework is able to provide more flexible configuration capabilities for tenants,we implement a conference management system(confOnline)based on this framework.展开更多
文摘本文针对多媒体传感器网络中三类基本服务:异常事件告警服务、信息查询服务以及流媒体查询服务,分析了不同服务的QoS需求,并抽象出多媒体传感器网络QoS路由模型.进而,利用改进的蚁群算法,设计了一个基于蚁群优化的服务感知路由算法ASAR(Ant-colony optimization based Service Aware Routing).本文设计服务感知的路由协议,旨在依据各类媒体数据包不同的QoS需求,选择相应的路由以合理利用全网资源、提高网络性能.最后,我们通过NS2仿真表明了较其他路由算法,本文提出的方法能够为多媒体传感器网络的多种服务提供更好的QoS保障,同时,比传统的蚁群算法具有更好的收敛性.
文摘The challenges for Software as a Service(SaaS)application are how to provide a set of methods to enable tenants to configure the application and how to ensure that after their configuration,the applications they subscribed will run accurately.In this study,we focus on application configuration which is one of the most significant features of SaaS and discuss the differences between configuration and customization. Furthermore,we bring up a more configurable Framework based on workflow management and rule management.In order to prove that the framework is able to provide more flexible configuration capabilities for tenants,we implement a conference management system(confOnline)based on this framework.
