查询词典 data-base
- 与 data-base 相关的网络例句 [注:此内容来源于网络,仅供参考]
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This paper discusses data consistency management of the system,improves the traditional technology,and lucubrates the data replication strategy ,local data source s plug-and-play mechanism,data namespace and system security management,which are the key technologies and the basis of the system realization.
对实现系统所需要的关键技术进行讨论,对数据的一致性管理方法进行分析并对传统方法进行改进,对系统的数据复制策略、局部数据源的即插即用机制、缓冲区系统中的数据名空间和系统的安全管理等关键技术进行深入探讨
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This paper first introduces the basic principle and concept of data fusion, summarizes levels and model structure of data fusion, summarizes common algorithms and sorts them, separately expounds data fusion algorithms, neural network and evidence theory, and lucubrates the structure design of neural network. And then, the advantages and disadvantages of neural network and the evidence theory are discussed. In order to colligate the two algorithms strongpoint and increase the fault diagnosis accuracy, fault diagnosis method using data fusion integrated Ann and evidence theory is presented and diagnosis approach of this method is expatiated on.
本文首先对数据融合的基本原理、基本概念进行了阐述,总结了数据融合的层次和模型结构形式,并对常用的融合算法进行了总结分类;分别对数据融合算法—神经网络方法和证据理论方法—进行了详细的阐述,同时对神经网络的结构设计进行了深入研究;然后对神经网络和证据理论方法优缺点进行了分析,在此基础上为了实现两种算法优势互补,提高诊断的准确率,提出了神经网络和证据理论集成的数据融合故障诊断法,并详细阐述了这种方法的诊断原理。
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The paper summarizes theories and practices concerning data mining at the beginning. According to actual conditions of data forecasting, the paper particularizes two basic tasks in data mining, namely, exploring data analysis and forecasting modeling for classification, and employs them in load forecasting practically. Then a special short-term load-forecasting arithmetic is forwarded based on the former work, which can efficiently take into account weather effects on the load, and hence improve the accuracy of load forecasting.
本文概述了数据挖掘技术的有关内容;并针对负荷预测的实际情况,详细介绍了数据挖掘中的两个基本任务:探索性数据分析和用于分类的预测建模,并将其运用于负荷预测之中;根据所得结果提出了一种基于数据挖掘的短期负荷预测算法,该算法能够有效的考虑气象因素对负荷的影响,从而提高了负荷预测的精度。
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A method for rewriting onto a disk medium capable of being rewritten a limited number of times, comprises the steps of: encoding as data blocks all programs to be recorded; writing any encoded program onto a track on the disk medium as a given sequence of encoded data blocks; and, precessing along the track when overwriting the given sequence of encoded data blocks with a subsequent sequence of encoded data blocks.
一种用于写入和重写到能够被重写仅仅有限次数的盘媒体上的按照本发明方案的方法,包括步骤:将要记录的所有节目编码为数据块;将任何编码的节目的至少一部分写入到所述盘媒体上的轨道上作为所述编码的数据块的给定的序列;和当以编码的数据块的后续序列重写所述的编码的数据块的给定的序列时,沿着所述轨道旋进。
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A data precessing method is provided through constructing the power transformer fault information data warehouse, based on analyzing and reorganizing the various existing data sources, the transformer failure diagnosis and early failure predication can be benefit from OLAP (On-Line Analysis Processing) and data mining technology.
为了进行变压器状态和故障自动预测,以及便于维护人员对于变压器状态进行人工预测,提出了构建电力变压器数据仓库的数据处理思想,在对有关变压器信息的多种数据源进行分析和重新组织的基础上,利用联机分析处理和数据挖掘技术,可对变压器故障诊断和早期故障预测起到积极作用。
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The electric control system of theodolite and tracking sensors' characteristics is investigated deep. Based on these characteristics and data fusion structure theory, the data fusion structure in the theodolite system is advanced. The theory method of multi-sensor data fusion is studied deep. And more, the estimate theory of data fusion is applied concretely to the theodolite with the aim of prognosticating the object state.
本文首次提出了将多传感器数据融合技术应用到光电经纬仪系统中,在深入研究光电经纬仪电控系统和跟踪传感器特性基础上,并结合数据融合结构理论,提出了光电经纬仪跟踪测量系统数据融合结构;深入研究了多传感器数据融合的理论方法,并实验研究了数据融合的估计理论在光电经纬仪中的应用,目的是实现对目标状态的预测。
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Methods Based on Web service heterogeneous system integration technology, data crawling robot technology, data center core technologies related to the data center, data center of sanatoriums was built.
分别基于Web Service的异构系统整合技术、数据机器人的数据抓取技术、数据中心建设的相关核心技术来构建疗养院的数据中心。
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The acquisition date of ETM+ is October 29, 1999. We get digital elevation model data from (1∶)250 000 topography map of Minhe area. The format of DEM is MapInfo exchange format *.mif which converted to coordinate. After primary treatment of the raw data, the DEM data is derived from the contour line. The ETM+ scenes are rectified using the DEM and sun-illumination model. NDVI and other three indexes from Tasseled Cap transform were calculated from RS data.
依据其理论方法,对青海省民和地区的遥感数据--ETM+进行了分类,选用的ETM+数据为1999年10月份数据,数字高程数据来自于1:25万民和幅地形图,数据格式为MapInfo通用格式MIF,数据进行了坐标转换,对原始数据进行了处理,从等高线中提取数字高程。
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A few of the data tools are data modeling, data warehouses, and data mining.
阿的数据工具少数人数据建模,数据仓库和数据挖掘。
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Data processing software kit can process charge data. We can see examine real time curve and monitor data. Change curve of voltage and current and test data chart cab be displayed, previewed, printed. It can provide the battery basis that can adjust battery performance for tester.
配套的数据处理软件可对充电数据资料进行处理,可查看实时曲线、实时监控数据,显示、预览、打印电压和电流变化曲线、检测数据报表等,给检测人员提供判断电池组优劣的依据。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。