數據變化系統 的英文怎麼說
中文拼音 [shǔjùbiànhuàxìtǒng]
數據變化系統
英文
data translating system- 數 : 數副詞(屢次) frequently; repeatedly
- 據 : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 數據 : data; record; information
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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This article canvass the status quo of the archive ' s automatization administration and the develop status of data mining, and discusses how to combine the data mining technology with the archive work from data cleaning means, data mining arithmetic, and data storage etc. and this article put forword a data mining syst em design idea. this article ' s structure is : first, in allusion to the archive data status quo, the pretreatment work of archive data that include data quality evaluation, data cleaning and data commut - ation process is bringed forword ; second, in the process of realizating data mining, the article discusses conception description, association rule, class three familiar means of applicating data mining, also put inforword the concrete arithmetic and the program design chart, and discusses the range and the foreground of all kinds of arithmetic when they are applicated in the archive ; third, the base of so you say, this article also discusses the importance of the archice applicate data storage and the means of realizing it ; last, the article discusses seval important problem of realizing an archive data mining system from data, diversity, arithmetic multiformity, mining result variety and the data pretreatment visibility, mining object descriptive visibility, mining process visibility, mining result visibil ity, user demand description and problem defining etc aspect. the article ' s core is how to import data mining technology in the archive work
本文評述了檔案自動化管理現狀和數據挖掘技術的發展狀況,從數據清洗方法、數據挖掘演算法、數據倉庫的建立等方面論述了如何將數據挖掘技術與檔案工作相結合的具體思路,並提出了一個數據挖掘系統的設計思想。文章首先,針對檔案數據的現狀,提出了應對檔案數據進行預處理工作,包括數據質量評估、數據清理、數據變換和歸約等過程;其次,在具體實現數據挖掘過程中,本文結合檔案數據的特點探討了概念描述、關聯規則、分類等三種常見挖掘形式的實現方法,提出了具體的實現演算法和程序設計框圖,並論述了各種演算法在檔案工作中的應用范圍及前景;第三,在上述基礎上,又論述數據倉庫在檔案數據挖掘中的重要性並提出了實現一個檔案數據倉庫的方法;最後,從處理數據的多樣性、演算法的多樣性、挖掘結果的多樣性、數據預處理可視化、挖掘對象描述的可視化、挖掘過程可視化、結果顯示可視化、用戶需求的描述及問題定義等幾方面討論了實現一個檔案數據挖掘系統的幾個重點問題。全文以探討如何將數據挖掘技術引入到具體的檔案工作實踐中為核心。Two practical applications prove their efficiency. 3. using knowledge of adjustment with additional systematic parameters, based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors and with which three kinds of new crossover adjustment models are presented
3 、根據附加系統參數平差的理論,在分析、總結航空重力測量的主要誤差源基礎上,研究建立了反映航空重力測量系統誤差變化規律的誤差模型,並根據三種不同的情況建立了相應的測線網平差模型。So this paper try to study fresh air and indoor air quality problem with uncertain method. this paper firstly utilizes grey systematic theory and already existing definite physical model to develop the non - intrinsic grey model of the effect of outdoor air on indoor air and analyse every grey parameter in the non - intrinsic grey model. on the basis of above mentioned, the change of carbon dioxide concentration indoor with the change of time is evaluated
根據灰色系統理論的建模思想,利用灰色系統理論和原有的確定性物理模型建立新風量對室內空氣品質影響的灰色非本徵模型,並對灰色非本徵模型中的各個灰參數進行分析,在此基礎上,將建立的模型對不同新風量條件下室內co _ 2濃度隨時間的變化過程進行模擬計算分析。This paper presents the pressure data collection system for a hydraulic supporting structure. this system can continuously measure the hydraulic support ' s pressure and forecast the future pressure
摘要提出並設計出一種綜采液壓支架壓力數據採集系統。該系統實現了對液壓支架壓力的連續檢測,並通過計算機分析對未來的壓力變化趨勢作出預測,預防事故的發生。By analyzing and processing bountiful experimental data collected in short time, the curves of temperature variation of fast transient nucleate boiling are then drawn with wavelet analysis theory. also by setting up the mathematical model and applying the temperature variation curves to this mathematical model, heat flux density can be resolved
利用數學方法? ?小波理論成功分離了快速數據採集系統中溫度信號和噪音信號,得到瞬態沸騰的溫度變化曲線;並通過建立數學模型、利用實驗所得的溫度變化曲線,求解出瞬態熱流密度。The development, function and requirement of subway substation automation system were briefly introduced in this thesis. the principle and calculating method of current differential protection was analyzed in detail. and the synchronized data - sampling methods used in this protection were analyzed
本文簡要介紹了地鐵變電站自動化系統的發展概況及其功能要求,詳細分析了電流縱差保護的原理和計算方法,並對比分析了光纖電流縱差保護的各種數據同步方法。Abstract : based on flow - varying characteristics of thixotropic casting semisolid alloys, the flowing state of the semisolid alloy under the procedures as filling up the mould by means of thixotropic casting being performed, is simplified to the flow which features in an equal temperature layers
文摘:根據觸變鑄造固態合金的流變特性,將半固態合金在觸變鑄造充型過程的流動簡化為均相等溫層流流動,並在此基礎上建立了連續方程、動量方程和守恆標量方程,開發了適用於半固態合金觸變鑄造充型過程的數值模擬系統。Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed
本文創新性的成果在於:提出了預編碼-判決反饋聯合均衡系統結構,並從理論推導得出了對應的最大互信息量最優化設計結果;首次提出了時變色散通道的離散正則模型概念,該模型適宜於利用觀察數據的二階統計量進行盲信號處理;基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究,提出了對時不變通道矩陣的子空間盲辨識演算法;針對誤差傳播效應問題,提出了可以消除誤差傳播效應的兩級盲辨識演算法;提出了基於離散正則模型的直接盲均衡演算法;提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。One is to use fourier transformation to convert the source signal from time domain to frequency domain and to discard high frequency harmonious components upwards of 19 ( gb / t14953 - 93 d5. 3 demanding ), then to have static huffman coding to the quantized char array which is composed of reserved direct current component and basic wave and each high frequency " s amplitudes and angles. the other is to use discrete wavelet transformation to convert the source signal from time domain to frequency domain and to set the high frequency coefficients that its absolute value is smaller than the given threshold to zero, then to have dynamic huffman coding to the quantized char array which is composed of multiple, wavelet ' s level, datum length, low frequency coefficients and reserved high frequency coefficients. mass simulinks and analyses under the two circumstances have done to show that data compression ratio is small and the relative error is also small and within the permission of engineering and the compression problem can be solved in theory of measured datum of power system
第一種情況的壓縮方法為:採用傳統的傅立葉變換把原始信號從時間域變換到頻率域,舍棄20次及其以上的高次諧波成分(保證了gb / t14953 ? 93d5 . 3要求) ,然後對保留的直流分量、基波和各次諧波的幅值和相角數據量化后和量化時分別乘以的倍數系數構成一個數組,以字元形式保存,採用靜態huffman編碼對變換數據進行壓縮;採用離散小波變換把原始信號從時間域變換到頻率域,然後對分解得到的高頻系數進行閾值量化處理,對乘以的倍數系數、小波變換的階數、小波變換后的低頻、各級高頻以及原始數據長度、量化后的低頻系數以及保留的高頻系數大小、位置構成一個數組,以字元形式保存,採用動態huffman編碼對這個文件進行壓縮。The paper presents the detail design methods of supervising the remote terminal. the system could simulates field, show the data transformation dynamically, give an alarm, give data report forms and historic database. then the system transmits the data from data collected station to control center
本文對基地的機房遠程監控系統提出了具體的設計方法,利用組態王設計模擬現場,動態的表示現場數據變化,實現報警、數據報表、歷史數據庫等功能以及將數據從各數據採集站發布到基地監控中心。In the paper, theories and functions of the whole system are introduced, the typical theories and algorithms of relay protection employed in the system are lucubrated, the configuration of relay protections is researched, the demonstration constitution schemes are determined, the psd remote program upgrading method based on 80c196kc is provided, the relay protection software is designed based modular structure and in which the technologies of pts data transmission and the lcd multilevel menus which contain chinese characters and graphs are adopted, a configuration software design method is provided for adapting the need of training of different structure of substations, and a set of teaching, experimental and training software which has good teaching effects and has innovation to some extent is designed
本文介紹了整個系統的結構、原理和功能,深入地研究了本系統所用的典型微機保護原理與演算法;研究了保護的配置;確定了變電站綜合自動化系統的示範構成方案;提出了基於80c196kc的psd微機保護遠程程序升級方法;設計了裝置保護軟體,軟體模塊化設計、流程清晰,並採用了pts數據傳送和lcd圖形和多級漢字菜單設計等技術;適應對不同結構的變電站培訓的需要,提出了一種組態軟體設計方法;設計了教學性好、啟迪性強、可靈活組態的教學實驗培訓軟體,有一定的創新性。It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter
肇州縣電力調度自動化系統是以rs485總線工業現場控制網路為基礎,通過監控主機對變電站進行集中管理的完全開放式系統,該系統綜合了計算機、測量、通訊和自動化的專業技術來監控電力設備的運行參數、監控運行環境,通過對輸變電線路及設備的交流電壓、電流的數據採集,自動計算出功率、電量、功率因數、頻率等參數,實現四遙:遙測、遙信、遙控、遙調及數據傳輸和監控功能。Previously, all information of substation automation system was sent to the control center. the control center only cares daily operation and handles fault, but does n ' t do the work such as equipment diagnoses and protective operation analysis
以前,牽引變電所自動化系統將保護信息和錄波信息全部送往調度中心,但調度中心只關心日常操作和事故處理,而不用錄波數據和其它信息進行保護動作行為分析和設備診斷之類的工作。First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress
首先,在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上,以方便、實用為原則,採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統;其次,通過比較分析徐變收縮計算的各種理論及方法,澄清了徐變收縮分析的關鍵過程,並採用增量法編製程序,實現徐變收縮次內力分析;再次,對預應力的相關計算內容進行適當優化或簡化處理,並編制相應程序;另外,本文還在比較預應力次內力各種計算方法的基礎上,將等效荷載法結合有限元進行一些簡化處理,編製程序實現預應力次內力的計算;最後以三個算例來校核計算方法及程序運行結果的可靠性,取得了預期效果。The evolution architectures for data fusion is quite flexible, in here, the data fusion event turns into selecting an optimal internal model running on the network, and this model will decide the formed dynamic architectures of the data fusion system
數據融合系統的進化體系結構是一種智能體系結構,數據融合事件在此變成了優選一個內部模型在網路上運行,該內部模型決定了所形成的體系結構形式。Firstly, the distortion of rolled piece and the designing method in the beforehand slit pass and slit pass has been analyzed. secondly, based on the research production of predecessor and research of the author, card system selected some corresponding experience formulas such as roll force, roll moment, roll temperature and roll consume, and established spread model in the beforehand slit pass and slit pass and the distribution model of elongation coefficient. subsequently, card system applied the dynamic programming method with minimum roll consume and optimized its pass system
本文以圓鋼雙線切分為基本實體模型,著重分析了預切分孔型和切分孔型在軋制過程中的變形特點及相應的孔型設計方法;基於前人的研究成果及作者的探索,選擇了相應的軋制力、軋制力矩、溫度及能耗模型,建立了預切分和切分的寬展及延伸系數的分配模型;應用動態規劃法以能耗最小為目標函數對孔型系統進行了優化設計;利用visualbasic6 . 0和microsoftaccess數據庫的連接,建立了數據查詢系統,以visualbasic6 . 0和autocad之間的介面在vb環境下完成了斷面孔型圖的繪制。On the basis of completing the research of the theoretic of agricultural production macro decision support system, the writer carries through the demonstration analysis research for chuangye farm, who has established the data houseware of agricultural production in chuangye farm, and has completed the the grain yield forecast, agricultural products " price index forecast, disaster changing forecast, industrial production structure assessment by using data mining system, the simulation of livestock ' s population change, analysis of input and output, and the establishment of model of industrial structure optimization. it settles the base for full information support to agricultural production macro decision of chuangye farm
在完成農業生產宏觀決策支持系統理論研究的基礎上,作者以創業農場為研究對象進行了實證分析研究,建立了創業農場農業生產的數據倉庫系統,並應用數據開采系統完成了糧食產量預測、農產品價格預測、災害變化預測等工作,應用模型管理系統完成了牲畜種群變化的模擬和投入產出分析,並建立了宏觀生產結構優化模型,為創業農場農業生產宏觀決策提供全方位的信息支持奠定了基礎。Due to its special frame structure, bus access method and error - tolerance technology, can enjoys good reliability, flexibility and response time. can, gsm - sms ( short message service ) technology are used in amr ( automatic - meter - reading ) system, thanks to the opto - isolation circuit and software filtering algorithm, the amr system can be free of the serious disturbance in power station, which has won user ' s satisfaction
本課題「變電站自動化抄表系統」中,由於採用了抗干擾性好的can現場總線技術及現代移動通訊技術,並對脈沖信號採用光電隔離和信號整形技術,並採用獨特的軟體濾波手段,克服了變電站嚴重的電磁干擾對通訊和數據採集系統的影響,取得了令人滿意的效果。The initial field formed by 3dvar system is right and reasonable
三維變分數據同化系統同化衛星數據后,所形成的初值場是合理和正確的。Development methods and process which is guided with the < wp = 5 > constructional idea, based on uniform modeling language ( uml ), domain analyzing and software architecture are studied to implement engineering - patterned development of data fusion system of moving machine monitor and to meet demands on construtionability and evotionability
研究了以構造性思想為指導,統一建模語言( uml )作為基礎,基於領域分析和軟體體系結構的開發方法和開發過程,從而實現運動機械監測數據融合系統的工程化開發,滿足其構造性、演變性要求。分享友人