基于QoS-Ontology的Web服务选择Broker模型

来源 :计算机应用与软件 | 被引量 : 0次 | 上传用户：momoyangli

【摘要】

：

服务匹配是Web服务选择的重要前提.针对目前Web服务发现中过分依赖Web服务的功能性属性这一方法的不足,提出了一种基于非功能性Web服务质量QoS本体的Web服务选择Broker模型.

【作者】

：

Zhou Yu 成斌 Tong Weiqin

【机构】

：

上海大学计算机工程与科学学院,浙江师范大学数理与信息工程学院

【出处】

：

计算机应用与软件

【发表日期】

：

2004年期

【关键词】

：

Web服务 QoS 服务匹配代理

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服务匹配是Web服务选择的重要前提.针对目前Web服务发现中过分依赖Web服务的功能性属性这一方法的不足,提出了一种基于非功能性Web服务质量QoS本体的Web服务选择Broker模型.之后,介绍了用来描述用户的个人偏好QoS PPR,量化了用户模糊需求;给出了QoS值计算函数公式.最后,依据Broker模型和QoS值计算公式提出了服务选择匹配算法.

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基于QoS-Ontology的Web服务选择Broker模型

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