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parallel data中文是什么意思

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  • I o parallelism is considered to be a promising approach to achievinghigh performance in parallel data warehousing systems where hugeamounts of data and complex analytical queries have to be processed . this paper proposes a parallel secondary data cube storage structure phc for short to efficiently support the processing of range sumqueries and dynamic updates on data cube using parallel computingsystems
    区域查询是数据仓库支持多维olap分析的一类重要查询。它在多维数据集合的多维空间中某一指定子空间范围内对度量属性执行聚集操作如sum等。设计有效的多维数据集合的辅助存储结构,有效地支持olap区域查询处理,已经成为数据仓库领域的关键问题之一。
  • There are six sub - modules in it : single - chip unit , data transfer unit , parallel data transfer / receive unit , serial data transfer / receive unit , system reset management and system power unit . this paper studies the design and realization of net interface module , mainly discusses design of data transfer unit ' s logic and the improvement of single - chip unit ' s software
    论文首先从系统设计思想出发,对网络接口模块的总体设计实现进行了研究,接着对作者主要研究的软硬件分工协同设计中的软件完善部分,逻辑设计部分,以及最后的逻辑测试、系统测试进行了重点论述。
  • On the bases of the thorough comprehension to the vxibus specification and the multi - channel data acquisition system , and the deeply study to the basic principle and development trend of the vxibus data acquisition technology , the eight - channel parallel data acquisition module is developed
    本文在对vxi总线规范和多通道并行数据采集系统的深入理解,以及对vxi总线数据采集技术的基本原理和发展趋势作了深入细致研究的基础上,完成了vxi总线8通道并行隔离a / d模块的研制。
  • After analysing the 3 years " parallel data from 2000 to 2002 of listed company of electronic plate of our country , we got some conclusions , but the result analysed with the theory is inconsistent in some aspects to the result of analysing in real example indicates that the existence of the state - owned stock and company achievement do not have obvious dependence , thus we should think carefully about reducing he state - owned stock
    通过对我国电子板块上市公司2000 - 2002年3年平行数据的实证分析,我们也得到了一些结论,但与理论分析的结果在某些方面并不一致,实证分析的结果表明国有股的存在与公司业绩并不存在明显的相关性,从而对国有股减持问题我们要做出深重的思考。
  • The serial a / d transformation and the channel isolation technology are adopted . eight - channel parallel data acquisition and test data time - sharing storage are realized . verilog hdl ( hardware description language ) is adopted to design the vxi register - based interface circuit and control circuit of each channel
    以fpga ( fieldprogrammablegatearray )为控制核心,采用串行a / d变换器和通道隔离技术,实现了8通道并行采集和测试数据分时存储功能,利用veriloghdl ( hardwaredescriptionlanguage )设计vxi寄存器基接口电路及各通道的控制电路。
  • In this thesis , the theory , application and development of the fault diagnosis technology were introduced entirely . the principle of working were presented , the fault mode of the diagnosed instrument was analyzed . the interface card of high rate parallel data acquiring and processing was designed
    本文对故障检测技术的理论、应用及发展进行了深入的探讨,并结合本故障检测系统的研制成果,详细说明了其组成及工作原理,分析了被检设备的故障模式,介绍了被检设备中各种具体故障的检测方法及对故障检测设备进行软、硬件设计。
  • In this paper , by the study of the data mining theory , and the domestic and overseas research of the data mining systems ’ production and development , summarize the problem and development direction of the data mining system ; design a multi - strategy data mining system - - dbin miner . aiming at the problem that how the data mining system deals with the tremendous substantive data , research the parallel data mining technology , and carry out the parallel association algorithm ? count distribution algorithm . by the research problem which the parallel data mining technology encounter and the analysis of the development direction , we design the parallel data mining strategy of the dbin miner system
    本文通过对数据挖掘技术和理论的学习,以及国内外数据挖掘系统产生和发展过程的研究,总结了国内外数据挖掘系统的特点,分析了国内数据挖掘系统发展遇到的问题,根据当今数据挖掘技术和数据挖掘系统的发展趋势,设计了一个多策略数据挖掘系统? dbinminer ,针对目前数据挖掘系统面临的大规模海量数据的处理问题,对并行数据挖掘技术进行了研究,并实现了关联规则并行数据挖掘算法? ? countdistribution算法,对算法的性能进行了分析,结合并行数据挖掘技术的发展趋势设计了系统的并行数据挖掘策略,分析了将来系统发展并行数据挖掘时应注意的问题。
  • The hardware circuit and software of the portable copying instrument is researched . a feasible structure scheme is put forward according to the desired function , at89c51 single chip computer is used as the core of the instrument , zlg7289a and many kinds of new type circuit chip ( including : parallel data memory - ds1245 , sms0823 lcd ) are used as interface during hardware circuit designing , the printer ' s port and rs232 communication interface is also designed
    硬件电路以at89c51单片机为核心,以zlg7289a按键组集成芯片作为人机接口,并采用新型电路芯片(包括大容量并行数据存储器ds1245 、液晶显示器sms0823 )设计手持抄录器的硬件电路,并设计了手持抄录器的打印机接口和rs232通信接口,从而简化了电路,减小了手持抄录器的体积,按键的软件实现过程。
  • In this paper , we mainly discuss association rule mining and improve the conventional algorithm in two different methods in order to adapt to the distributed / parallel data minin g . one is from rules to rules : association rules are firstly mined at the local sites , and then global association rules are generated from these local rules . the other is from data to rules : the local sites exchange their intermediate data results , and then global association rules are generated from these results
    本论文中,主要考虑关联规则挖掘算法,从两个不同的角度从理论上探讨了分布式或并行数据挖掘: ( a )由规则到规则:先由各个独立的站点生成各自的关联规则,再在这些关联规则的基础上生成总的关联规则: ( b )由数据到规则:由各个独立的站点交换各自的中间结果来生成总的关联规则。
  • This card largely depends on three integrate chips to fulfill its function : 1 ) nic control main chip , corresponding the mac sublayer of ethernet , to realize csma / cd media access protocol , manage the sending and receiving buffers integrated on the chip and provide motherboard pci interface . 2 ) serdes ( serializing and deserializing ) chip , corresponding pcs and pma sublayers in ethernet , mainly to complete 8b / 10b coding and convert 10 bits parallel data to serial data , and convert them again at the receiving end . 3 ) fibre transceiver unit , completing light - electrical conversion of seri
    该网卡主要由3块集成的芯片完成其功能,分别是i )网络控制主芯片,对应于以太网的mac子层,主要完成csmaicd介质访问协议,管理片上集成的发送和接收缓冲区,并提供和主板p0总线的接口: b ) s rd s (串行解串行化器)芯片,对应于以太同的pcs和pma子层,主要完成sb lob编码并将10位并行的数据转换为串行数据,在接收端完成相反的功能:涌)光纤收发器,完成串行数据的光电转换功能。
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Last modified time:Sun, 17 Aug 2025 00:29:56 GMT

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