intellectual aphasias 《英文msh词典》Intellectual Aphasias ; [入口词] Intellectual Aphasias ; [主题词] Aphasia ; [英文释义] A cognitive disorder marked by an impaired ability to comprehend or express language in its written or spoken form. This condition is caused by diseases which affect the language areas of the dominant hemisphere. Clinical features are used to classify the various subtypes of this condition. General categories include receptive,expressive,and mixed forms of aphasia.
The goal of this thesis is to give a scheme on the application of wireless sensor network system indoor . first of all, we have a deep research on the ‘ telos ’ node, secondly, we build up a stack system structure of wireless sensor network to monitor the temperature of the building intellectively, design and realize the network stack including physical layer, data link layer, network layer and application layer . finally, we debug the software in order to verify the network layer and the application layer 本文以智能楼宇温度监测应用为设计目标,以em2420射频芯片和atme128l单片机为设计载体,在详细研究telos节点方案基础上,对面向设计目标的室内无线传感器网络节点的物理层、数据链路层、网络层和应用层之间的网络协议栈进行了实现性设计,建立了立足设计目标的无线传感器网络协议体系,并在avrstudio4.11调试环境下对网络层和应用层设计正确性进行了调试验证。
Nowadays with the wide use of technology of internet, the problem of " adequate data and scarcity knowledge " has become increasingly distinct . knowledge discovery study how to gain valuable knowledge and information intellectively and automatically from a mass of data, so it has been a very active studying field in artificial intelligent 随着internet技术的日益普及,“丰富的数据与贫乏的知识”问题变得日渐突出,而知识发现正是研究如何从大量的数据中智能地、自动地抽取出有价值的知识和信息,因而成为当前人工智能中非常活跃的研究领域。
It become practical significance and a vastitude foreground to abstract useful knowledge, construct adaptive web site, improve efficiency of www with web mining intellectively and automatically based on the latest researched results, this paper discuss the content, characteristics and processes of web usage mining 因此,采用web挖掘智能地、自动地提取出有价值的知识,构建自适应网站,提高www的效率,具有十分重要的现实意义和广阔的应用前景。基于国内外最新研究成果,论述了web使用挖掘的内容、特点和挖掘过程。