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spatial data modeling中文是什么意思

  • 空間數(shù)據(jù)建模 空間

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  • 例句與用法
  • The system adopts spatial data model based on the vector data model ; topology relation model uses spatial data model combined with spatial data index ; and makes use of relation database to save spatial entity data
    本系統(tǒng)采用基于矢量數(shù)據(jù)模型的空間數(shù)據(jù)模型;拓?fù)潢P(guān)系模型采用空間數(shù)據(jù)模型與空間數(shù)據(jù)索引結(jié)合;采用關(guān)系數(shù)據(jù)庫存儲(chǔ)空間對(duì)象數(shù)據(jù)。
  • The validity and practicability of the presented models are proved from theory and actual application , and the presented spatial data model is proved to commendably satisfy with the demand of the above special gis applications
    通過理論探討和實(shí)際的應(yīng)用驗(yàn)證,證明了該模型能很好地滿足該類特殊應(yīng)用的基本要求,同時(shí)也證明了該模型的有效性和實(shí)用性。
  • In this paper , we describe in detail the procedure of modeling with this approach : based on spatial data model , both abstract model and discrete model needed , defining spatio - temporal algebras in two abstract levels
    本文詳細(xì)論述了基于這種方法的時(shí)空數(shù)據(jù)的建模過程:以空間模型為基礎(chǔ),分抽象模型和離散模型,定義了兩個(gè)抽象層次的時(shí)空代數(shù)系統(tǒng)。
  • Two kinds of multi - resolution spatial data model are studied in this paper . one is the feature model and hoom model based on dlg data . the other is multi - resolution dem model based on terrain data using the algorithms of self - adaptive triangular regular networks and hierarchical triangular irregular networks
    論文主要對(duì)兩種類型的多分辨率空間數(shù)據(jù)模型理論和實(shí)現(xiàn)技術(shù)進(jìn)行研究,第一類空間數(shù)據(jù)是數(shù)字線劃圖數(shù)據(jù)dlg ,第二類是數(shù)字高程模型數(shù)據(jù)dem 。
  • Spatial data model is formalized according to partial order relationship , equivalence relationship and simplicial complex theory . a formalizing two - tuple ( m , f ) multi - resolution spatial data model is presented . based on the jarno peschie algorithms , an improved algorithm of road network map generalization is developed
    應(yīng)用偏序關(guān)系、等價(jià)關(guān)系和單純復(fù)形理論,初步研究了多分辨率空間數(shù)據(jù)模型形式化表達(dá)方法,提出了一個(gè)二元組形式化多分辨率空間數(shù)據(jù)模型。
  • Based on the theory and method of abstract , inheritance and polymorphism of object - oriented technology , this paper brings the rdbms elements of view , relation , table and role into the model of spatial data in gis , and develops a new spatial data model based on rdbms
    摘要本文利用面向?qū)ο蟮某橄蟆⒗^承和多態(tài)等理論和方法,將數(shù)據(jù)庫中的視圖、關(guān)聯(lián)、表、角色等概念引入到面向?qū)ο蟮目臻g數(shù)據(jù)模型中,提出了一種面向應(yīng)用、面向主題的基于對(duì)象關(guān)系數(shù)據(jù)庫的空間數(shù)據(jù)模型。
  • Starts from analyzing a special gis applications , the paper points out its widely existence in dss and mis , presents a spatial data model based on constructed point set storage and its developed spatial - temporal model , and proves the validity and practicability of the presented models from theory and actual application
    本文從分析一類特殊的gis應(yīng)用出發(fā),指出了該類應(yīng)用在mis和dss領(lǐng)域的存在性和廣泛性,井針對(duì)該類特殊應(yīng)用提出了基于構(gòu)造點(diǎn)集的空間數(shù)據(jù)模型及其時(shí)態(tài)拓展模型,通過理論分析和實(shí)際的應(yīng)用實(shí)踐,證明了該模型的有效性和適應(yīng)性。
  • 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(shù)字地圖制圖的實(shí)際需要出發(fā),在地圖學(xué)理論的指導(dǎo)下分析了數(shù)字地圖圖形編輯系統(tǒng)的各種功能和需求,并建立了軟件系統(tǒng)的空間數(shù)據(jù)模型。結(jié)合新一代的計(jì)算機(jī)程序設(shè)計(jì)技術(shù),采用面向?qū)ο蟮能浖?、分析和設(shè)計(jì)方法實(shí)現(xiàn)了地圖數(shù)據(jù)的采集、顯示、編輯、地圖符號(hào)庫的建立。最后提出了需要進(jìn)一步研究和完善的內(nèi)容。
  • 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(yīng)用的基本特點(diǎn)和基本功能需求,指出了現(xiàn)有g(shù)is平臺(tái)的局限性和對(duì)該類應(yīng)用的不適應(yīng)性,針對(duì)該類特殊的gis應(yīng)用,創(chuàng)造性地提出了能滿足其要求的基于構(gòu)造點(diǎn)集的全關(guān)系型空間數(shù)據(jù)模型。
  • 更多例句:  1  2  3  4
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