data model 中文意思是什麼

data model 解釋
（數據模型）：描述數據、數據間關系以及數據的約束的概念的一個集成的集合。

  • data : n 1 資料，材料〈此詞系 datum 的復數。但 datum 罕用，一般即以 data 作為集合詞，在口語中往往用單數...
  • model : n 1 模型，雛型；原型；設計圖；模範；（畫家、雕刻家的）模特兒；樣板。2 典型，模範。3 （女服裝店僱...
  1. In this thesis, it is indicated that the unified data model, knowledge representation and processing, and practicability and automaticity are three key points of any wi system

    本文指出數據模型、知識表示和處理、實用性和自動化處理能力是wi系統的關鍵問題。
  2. Xml, higher data model, update language references 1 cark j, derose s. xml path language xpath

    更新請求主要通過一個簡單表達式- :來表示，以建立刪除和更新兩個存在對象間的父子關系。
  3. Translate the cws ( or other clinical database ) relational database into an xml stream and re - constitute the data in a better normalized data model

    將cws （或者其他的臨床資料庫）相關資料庫轉化成一個xml流，並且重建一個較好的規?化資料模型上的數據。
  4. Familiarize yourself with the core xml data model,

    熟悉核心xml數據模型
  5. Development and integration of 3d data model of geographical information system

    三維空間數據模型的發展與集成
  6. Through construction of the ods core data model, system supplied the sharing data which each subsystem needs to visit, improved the question that the data source was inconformity and data information was asynchronous in the old system because of independent construction of each subsystem

    通過建設ods核心數據模型，統一提供各個子系統需要訪問的共享數據，改善了老系統中各個子系統獨立建設造成的數據來源不一致，數據信息不同步的問題。
  7. Analyzes the basic features of a special gis applications and its basic demand, points out the localization of integrated gis platforms and its inelasticity, and presents a spatial data model based on constructed point set storage to satisfy with the demand of the special gis application. 2

    分析了一類特殊gis應用的基本特點和基本功能需求，指出了現有gis平臺的局限性和對該類應用的不適應性，針對該類特殊的gis應用，創造性地提出了能滿足其要求的基於構造點集的全關系型空間數據模型。
  8. With the development of photography technology, the data of photography will increase, we have adopted segmentation of the data model to the display of the photography picture. we adopt technology of segmentation of mesne data, have solved the problem of carrying on the picture with slower processing speed, and make the performance of the 3d virtual simulation system promoted

    隨著航拍技術的不斷發展，航拍圖像的數據量將不斷快速增加，針對航拍遙感圖像的顯示，採用了數據模型的分塊。通過採用中間數據分塊技術，很好地解決了海量航拍圖像在進行處理操作中速度較慢的關鍵性問題，使三維虛擬系統的性能得到提升。
  9. Study and improvement of mls relational data model

    多級安全關系數據模型研究及其改進
  10. Data model and data exchange format for navigable spatial database

    導航地理數據模型與交換格式
  11. Without constraints, you just have data, not a data model to slightly oversimplify matters

    如果沒有約束，您就只有數據，而沒有數據模型（處理事情就有些過于簡化了） 。
  12. Ozzie : the document engine ? data model, it ' s the same thing ? can know that two people have modified the same document, and the app can tell the engine some policies, like keep both of the updates, or let the latest date override

    同樣是文檔引擎（就是數據模型） ，知道有兩個用戶對同一個文檔做了修改，並根據程序設定的規則- - - -比如，保持所有的修改，或是用最新的數據覆蓋舊的- - - -做相應操作。
  13. On the part of the theory of the automatic test technology used in the rocket engine ground test, on the basis of the architectures and standards of some typical automatic test systems ( ats ), the test action model, ats data model, database model and the universal instrument - driving model are established

    在火箭發動機地面試驗自動測試技術理論方面，在典型自動測試系統（ ats ）的體系結構和相關標準的基礎上，建立了火箭發動機地面試驗測試行為模型、 ats數據模型、數據庫模型和通用儀器驅動模型，然後，建立了面向火箭發動機地面試驗的開放式柔性ats體系結構軟硬體模型。
  14. This paper which starts from the actual needs, directed by the theory of cartology analyses all kinds of requires and functions for dmges, and create the spatial data model of the software system, combining the new generation programming technology, taking the oo software modeling, analysis, design method, it realized the collection, display of digital map data and the building of map denotation library, hi the end, this paper put forward the go - on research in future

    本文從數字地圖制圖的實際需要出發，在地圖學理論的指導下分析了數字地圖圖形編輯系統的各種功能和需求，並建立了軟體系統的空間數據模型。結合新一代的計算機程序設計技術，採用面向對象的軟體建模、分析和設計方法實現了地圖數據的採集、顯示、編輯、地圖符號庫的建立。最後提出了需要進一步研究和完善的內容。
  15. In order to illustrate the main procedure of this design method, the more complicated application software system is founded to imitate practical precision casting products design. product - cases library is built by use of relative data model, which can be expanded. view retrieve interfaces are made in case retrieve

    編寫應用軟體系統來模擬鑄件產品設計實踐，實現本課題設計方法的主要過程，建立可視化鑄件產品實例檢索界面，採用可擴展的鑄件產品實例庫關系模型。
  16. To accommodate such requirement, a semi - structure data model called classified advertisement ( classad ) is adopted by ncp

    它的一個特點是把資源的查詢封裝到數據模型中，以屬性的方式來表達。
  17. By applying spectra of matrix to the computation of panel data model, one can convert such computation as in - computability or complexity into computability or simplicity

    摘要將矩陣譜分解的方法運用於平行數據模型的計算中，使難以進行的計算變成可能、復雜的運算變得簡單。
  18. Listing 1 is the fit code that correlates to the data model in figure 1

    清單1是與圖1的數據模型對應的fit代碼。
  19. This thesis includes four parts in which the technologies of web usage mininig are systematically researched. in the first part we summarize the techniques of data mining and web usage mining, present the significance of the research on web usage mininig, the status of research and the problem which web usage mininig will face with. in the second part we discuss the web usage mininig according to the process of web mining. in the stage of data preparing and preprocessing we discuss the algorithm of data cleaning, user and session identification in detail, and present a data model of association rules and sequential patterns in the stage of pattern discovery, discuss the useful method of pattern analysis in last stage. a synthesis clustering algorithm cppc is proposed in the third part of this thesis

    本文分主要從以下四個方面對web使用挖掘進行了系統的分析和研究。第一是對數據挖掘和web挖掘進行了概述，闡述了web挖掘的意義、研究的現狀、面臨的問題。第二是討論了web使用挖掘的三個階段：在數據準備和預處理階段重點討論了數據清洗及用戶和會話識別演算法；在模式發現階段定義了關聯規則和序列模式的數據模型；模式分析階段則討論了現行的幾種分析方法。
  20. Currently, the army is developping military network based oa project with effort among which military email transferring system is an essential application module. this paper proposed a data model of military email transferring as well as detailed design scheme according to the potential threat in email service system, practical condition of current military network and official model as well as document transferring process. it discussed the security requirement of military email transferring system in detail as well as analyzed and design relevent data model, mail exchange protocol and application requirement of cryptogram management

    該文針對電子郵件服務系統中存在的安全隱患，基於對目前國內外電子郵件安全技術的分析研究，立足於現有軍事計算機網路的實際現狀，根據目前軍隊的辦公模式、公文傳輸流程，提出了一種適合於軍隊辦公自動化中軍用電子郵件傳輸的數據模型及具體的設計方案，詳細討論了軍用電子郵件傳輸系統的安全服務需求，對相關的數據模型、郵件交換協議、密碼管理的應用需求等進行了詳細的分析和設計。
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