知识库

It significantly improved the operation speed of the subsequent discursion programs conclusion: automated acquisition by data mining technology can help to set up diagnostic knowledge database and to accelerate the establishment of expert system with higher reliability and accuracy.

在不明显降低诊断正确率的条件下，提高了后续推理程序的运算速度，并为事后的推理解释打下基础。结论：使用基于数据挖掘的知识自动获取技术，可以加快诊断知识库的建立，加快专家系统的开发周期，提高系统的可靠性和诊断的准确性。

This paper sets up the evolvement model of risk management system from the perspective of evolution, and illustrates, in a quantitative way, how cognitive structure, logistic discursion, information receive and diffuse behavior of risk management micro-agent influence the risk management system, which provides the research framework and practical instrument for the computer simulation of risk management system.

论文从进化的角度出发，构建了灾害管理系统的演化模型，探讨了灾害管理微观主体根据自身周围情况变化，不断改进自身的行为库和知识库，组成相互分工与协作的自组织系统，完成灾害管理任务。

The structure of knowledge base for mechanism kinematic schemes, screw theory and dual vector representation are introduced briefly.

简要介绍了机械运动系统方案设计知识库的结构和螺旋理论及对偶矢量表达。

On the basis of these approaches, we discuss and implement DKIRS Dyn...

我们采用局部上下文分析法从检索结果中提取与查询相关的特征词，然后采用包含方法和相似方法判定这些特征词之间的相关关系，并利用所提取的概念与概念之间的关系以及用户的反馈信息动态地构造和更新知识库。

The capacity level of an expert system is influenced directly by the abundance of knowledge in the knowledge base, and the storage and management models of the knowledge determine the reasoning efficiency of the expert system.

O引言知识库是知识的存储机构，用于存储领域内的原理性知识、专家的经验性知识和有关的事实等，以及为推理机提供求解问题所需的知识，它存储的知识量的丰富程度直接影响着该专家系统的智能水平。

This paper discusses the key technology of the auto-answering system such as the construction of the initial knowledge base, word entry segmentation of Chinese ideograph and the full-tex search technology of web page.

该文对自动答疑系统的关键技术：初始领域知识库的构建、汉语词条切分技术、web页面的全文搜索技术进行了论述。

The third is the evolution of knowledge: Because of the limit of human's cognition, knowledge in a person's brain keeps on evoluting. So the knowledge in an intelligent system which simulates cognition should also evolute. The evolution of knowledge in the CM includes the evolution of background knowledge and problem solving knowledge.

最后是系统知识进化的思想：因为人的认识能力的局限性，人的知识一直处于不断的进化过程中；体现知识模拟的知识库系统也应当是进化的；CM方法论中的进化过程包括背景知识进化和面向问题求解知识对象的进化，为此，CM方法论中定义了关于知识对象及其背景知识的一系列操作。

The CE includes sever a l modules of environment sensor, solution and optimization maker, knowledge base , knowledge evolver and interface.

在 认知无线电终端方面，分析了系统组成，并阐述了其认知引擎中环境感知模块、方案制定与优化模块、知识库、知识进化器和接口模块的功能定义以及认知循环过程。

The core of StuEmp is graduates ontology,besides of its features of expendability,self-assembly and made-to-order,its knowledge base will grow with the usage,and its functionality will expend accordingly.

StuEmp的特点是以毕业生就业本体为核心，具有可扩充、自组装和可定制等性能，而且可随着用户的使用不断深化其知识库，从而扩充系统平台的功能。

Knowledge is the kernel of an expert system.

知识库是专家系统的核心。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。