數據質量 的英文怎麼說

中文拼音 [shǔjùzhíliáng]
數據質量 英文
data quality
  • 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...
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 數據 : data; record; information
  • 質量 : 1 [物理學] mass 2 （產品或工作的優劣程度） quality 3 economy （離子源的）; 質量標準 quality level...
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  2. 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。
  3. How can data quality be quantified in the data warehouse

    如何來量化數據倉庫中的數據質量？
  4. What are the essential deliverables of the data quality portion of etl

    Etl項目中的數據質量部分核心的交付物有那些？
  5. The closeness of the administration information of government finance made fiscal transparency become impossible. with its economic reform, china has made rapid progress in its legal system construction, definition of governmental roles, separation between the government and the state - owned enterprise, and so on

    在經濟體制轉型期，我國逐步在法制建設、界定政府職責、政企分離、實行財政分稅制和稅收制度改革、財政預算管理立法及規范化程序化建設、財政數據質量保證及信息披露等方面取得很大進展，極大地提高了我國的財政透明度。
  6. Abstract : in the process of establishing information systam of urban planning and survey, the control measure of data quality, which combines the picture with data file, are applied, and therefore data basis of survey information is ensured to be correct, true and high - efficient

    文摘:在建立「廣州市城市勘測信息系統」的過程中，採取了圖面對照和數據文件檢查相結合的數據質量控制措施，從而保證了該系統具有一個正確、可靠、高效的勘測信息數據基礎。
  7. Fuzzy information processing in earthquake resistance and protection decision making

    空間數據質量控制與模糊信息處理
  8. In the light of field features in desertification areas, the data quality and band combination of different bands are assessed, the indicators, principles and methods for data assessment and band option are put forward to, and optional band combination for desertification monitoring is determined primarily. the data pre - treatment model for desertification monitoring is developed after studying the pre - treatment algorithm of restoration and rebuilding of hyperspectral resolution data. the spectral features and variation rules of different objects in experimental areas are understood and analyzed

    針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行定性和定量的評價，提出用於數據評價、波段選擇的指標、原則和方法；初步確定一個適用於荒漠化監測的優化波段組合，建立適合於荒漠化監測的數據預處理模式；初步分析、掌握研究區內各類地物的光譜特性及變異規律；針對荒漠化地區特點對多種分類方法進行探討分析；建立荒漠化監測主要評價因子的定量反演模型。
  9. A multimedia proxy server model is proposed based on the layer - encoding model. the server model makes the server ' s cache be used effectively and can adapt the changing of network bandwidth. in the server model, the data quality of a program stored in the server ' s cache, is directly related to the requesting frequency and requested bandwidth of the program

    本文提出了一套基於分層編碼模型的多媒體代理服務器模型，該模型能自動適應國防科學技術大學研究生院學位論文工nternet中的帶寬變化，充分利用代理服務器的cache空間，並使cache中緩存的多媒體數據質量與其點播頻率和點播帶寬成正比。
  10. This paper discusses how to use exploratory data analysis, specialy stem - and - leaf diagram, to monitor economic statistical data quality

    摘要本文就探索性數據分析方法特別是莖葉圖法如何應用於統計匯總數據質量控制進行了探討。
  11. This paper analyzes the misunderstanding part in computer cataloguing which applying the principles of cataloguing objectively, points out the effect on data quality caused by different understanding of cataloguing objectively, and discusses the re - comprehension of the principles of cataloguing objectively at last

    摘要論文從三個方面分析了客觀著錄原則在計算機編目中的誤區，並指出了由於對客觀著錄的不同理解而對數據質量產生的影響，最後討論了對客觀著錄原則的重新認識。
  12. In order to improving the quality of statistics data, decreasing statistics data distortions, the effective measures should be taken. it is the important link to verify and distinguish statistics data, so that the doubtful statistics data can be checked

    為提高統計數據質量，減少統計數據失真，應採取得力措施，其中重要的一環就是對統計數據校驗識別，查驗出值得懷疑的數據。
  13. Evaluate and control the quality of business data

    企業數據質量的評價與控制
  14. Data quality control of multimedia electronic atlas

    多媒體電子地圖集中數據質量控制研究
  15. Map digitizing data quality control method

    地圖數字化數據質量控制方法
  16. Estimating framework of data quality of imf and its enlightenment

    的數據質量評估框架及啟示
  17. Assurance method of cad cam data quality

    Cad cam數據質量保證方法
  18. Analysis on the factors influencing the quality of statistical data

    淺析影響統計數據質量的因素
  19. Data quality control for data etl process

    過程中的數據質量控制
  20. Data quality of data warehouse is an important concept

    數據倉庫的數據質量是數據倉庫的一個重要概念。
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