查询词典 data mining

The primary aim of KDD is to find from a large amount of data the potentially useful information with effective mining approaches. Such information can be used to support commercial decisions, scientific discoveries and information retrievals.

KDD的主要目的是要通过各种有效的挖掘方法从大量数据中找到潜在有用的信息，并利用它们对商业决策、科学观察以及信息检索提供强有力的支持。

The data provides which after the geological department reconnaissance and the mineral resource department, in which is putting down the Pingan and Yanjia hometown area, the ore quality is pure, achieves the national quartz sand minerals mining standard.

经地质部门勘查及矿产资源部门提供的数据，其中探明矿产分布在平安乡、闫家乡一带，二氧化硅含量高，品质纯正，储藏量较大，易开采，达到国家石英砂矿产开采标准。

But the inaccuracy of the Web log lead to the complexity of data preparation phase of Web usage mining.

用户会话的识别是各种数据挖掘算法的基础，数据预处理阶段所得到的用户会话文件的质量直接关系到最终的结果。

According to these theory study conclusion, attaching the on-the-spot data, taking the fracture and elastic-plastic mechanics knowledge as the foundation and the key strata theory as the instruction and considering overburden character, mining height, parameters of working face and crack-expansion characteristics of caving rock, a new method from the mechanism angle by studying on failure conditions of underground-induced strata and judgment method of water-flowing fractured zone's height is elicited.

在这些理论研究成果的基础上，结合现场调查资料，以断裂力学和弹塑性力学知识为基础、以关键层理论为指导，综合考虑覆岩岩性、煤层采厚、开采尺寸、冒落岩石的碎胀性等因素，研究了采动岩层的破断条件和导水裂隙带高度的判断方法，从机理角度获得其高度预计的新方法。

This paper devotes to mining the incomplete information of error data as prior knowledge, which can apply to the multi-stage inversion and improve the precision of some models parameters. Wetake the SAIL model as an example, and the results show that it is feasible. This thesis consists of four chapters.

本文致力于挖掘误差中未尽的信息作为先验知识，应用于多阶段遥感反演中以提高参数反演精度，并以SAIL模型为例，结果说明了把从误差数据中提取的先验信息用于提高遥感参数反演精度的可行性。

The control model is test in many kinds of experiments with the simulative interference in system which cased by deepsea environment, and the experimental result data is also analysed and explained;(4) Experience of researching has been summarized, and some problems on how the control model can been applied in real deepsea mining system are considered. As the result, several suggestions are carried out which may optimize the control system performance further.

在此基础上，本文设计了不同类型的测试试验，对提出的控制模型进行了大量详实的实验研究，并对实验结果做了分析和说明；(4)总结了研究经验，对今后本控制模型在实际采矿系统中的应用进行了相应的考虑，并提出了可能进一步优化系统控制性能的若干建议。

The prosperous Australian economy is rich with resources and its landintensive agricultural products are highly competitive in the Chinese market. Australia has gained cutting-edge capabilities in the development of 'black box' flight data recorders, atomic absorption spectrophotometers and the 'bionic' ear, in aviation, medicine, information sciences, telecommunications, mining, agriculture, environmental sciences and multimedia.

澳大利亚经济繁荣，资源丰富，土地密集型农产品在中国市场具有相当的竞争力，并在飞机自动记录仪、原子吸收分光光度计、仿声耳等航空、医学、信息、通讯、矿业、农业、环境、多媒体等领域具有世界领先的科技成就。

In view of the uncertainty of the settlement of the threshold in the heuristic process mining method proposed by Aalst to deal with the noise data in the log, a method of optimization settlement of threshold based on design of experiment analysis was proposed.

针对处理日志中噪音数据的启发式流程挖掘算法中阈值设置的不确定性，提出了基于试验设计的阈值优化设置方法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。