raster data造句
例句與造句
- Employing raster data model for data processing and integration , and
在資料處理和集成中采用柵格資料模型； - In the raster data model , the map s accuracy also depends on the map s scale
在柵格數(shù)據(jù)模型中，地圖的準(zhǔn)確性還依賴于地圖的比例。 - Take advantage of raster - to - vector conversion , raster editing , and raster data preparation capabilities
展示集成了地圖、衛(wèi)星數(shù)據(jù)和其他形式的圖像的提案用于交流。 - The library gives programmers a common data model covering all raster data formats and - through ogr - vector data formats
該庫為編程人員提供了通用的數(shù)據(jù)模型，包括所有柵格數(shù)據(jù)格式和矢量數(shù)據(jù)格式（通過ogr ） 。 - However , storage might not be quite as important for raster data , whose spatial component likely contains fairly simple numerical data
然而，存儲可能不像柵格數(shù)據(jù)那樣重要，其空間構(gòu)成可能包含相當(dāng)簡單的數(shù)字?jǐn)?shù)據(jù)。 - It's difficult to find raster data in a sentence. 用raster data造句挺難的
- Programmers must take only a few higher - level constructs into account , although most programmers regard raster data as cumbersome and memory - intensive
編程人員只須知道一些較高級別的結(jié)構(gòu)，但是多數(shù)編程人員認(rèn)為柵格數(shù)據(jù)較為復(fù)雜并且占用大量的存儲。 - Vector data require far less storage than raster data because arc node lists simplify and reduce the data required to make sense of the features contained in the map
矢量數(shù)據(jù)要求的存儲要比柵格數(shù)據(jù)少得多，因為弧節(jié)點列表簡化并減少了表示地圖中包含的特征所需的數(shù)據(jù)。 - The paper proposes an algorithm with high performance for raster data dynamic scheduling . experiment shows that the algorithm is very efficient in applications of three - dimension terrain visualization
摘要提出了一個通過數(shù)據(jù)緩沖區(qū)和多線程調(diào)度的算法，實現(xiàn)了大范圍柵格數(shù)據(jù)的實時動態(tài)調(diào)度，提高了地形數(shù)據(jù)三維可視化表達(dá)的效率，在實踐應(yīng)用中取得了很好的效果。 - ( 3 ) the function of spatial analysis of gis is made full use of . the fundamental methods and work process with the analysis function of spatial overlap of raster data to have a hazard assessment of landslide are found out
( 3 )在研究中充分利用了地理信息系統(tǒng)的空間分析功能，摸索出了利用柵格數(shù)據(jù)的空間疊加分析功能，進行滑坡危險性評價的基本方法和工作流程。 - Then the distributed computing strategies of spatial information is discussed as a whole , the strategy together with the spatial object , spatial relationship , raster data is designed , realizes the distributed computing strategies and algorithm
在此基礎(chǔ)上，對空間信息在網(wǎng)絡(luò)環(huán)境下的分布式計算策略進行了統(tǒng)一研究，并分別對空間對象，空間關(guān)系，柵格數(shù)據(jù)設(shè)計，實現(xiàn)了相應(yīng)的分布式計算方案與運算算法。 - Because this algorithm is based on vector data , it avoids the disadvantages of the algorithm based on raster data and at the same time presents a solution for inaccuracy in topological area dividing and color filling in the algorithm based on vector data
該算法基于矢量，不但避免了常用的基于柵格的填充算法的一些缺點，而且較好的解決了現(xiàn)有的基于矢量的等值線填充算法中不能準(zhǔn)確的進行拓?fù)浞謪^(qū)和不能精確地填充顏色的問題。 - The distribution gis data management methods and its application in distribution running are systematically researched , which compose distribution gis network topology analysis ( nta ) and optimal rush - maintain path ( orp ) , and distribution planning , which composes distribution spatial load forecasting ( slf ) : ( 1 ) with systematic analysis on the relationship between spatial data model and spatial data structure , the distribution feature and the two common gis data models are analyzed , which are vector and raster data models . then the conceptual and logic data models of distribution gis are designed . the spatial data storage structure is given by using vector method , and their detailed data management methods are proposed
（ 4 ）將gis的空間信息分析功能應(yīng)用于配網(wǎng)空間負(fù)荷預(yù)測（ saptialloadforecasting ， slf ）的研究：綜合利用灰色理論及遺傳規(guī)劃的優(yōu)點，提出了一種根據(jù)饋線的歷史峰值負(fù)荷進行外推的組合slf法：首先采用負(fù)荷轉(zhuǎn)移耦合法來修正負(fù)荷歷史，消除由于負(fù)荷轉(zhuǎn)移引起的誤差；然后根據(jù)實際饋線路徑和配網(wǎng)gis圖形分層，運用圖層疊加分析得到饋線的實際供電范圍；接著采用灰色關(guān)聯(lián)度聚類方法對饋線負(fù)荷增長曲線進行聚類分析；最后采用遺傳規(guī)劃來對灰色聚類結(jié)果進行符號回歸，分別得到每一類曲線的最佳擬合曲線形式。 - This paper supplies systematic research on data organization method which is suitable for hngis , at the same time studies deeply on the optimization of transit route with many goals in highway network . ( 1 ) based on the systematic analysis on the spatial data model and the spatial data structure , through study on two kinds of commonly used gis data models : raster data model , vector data model and the characteristics of highway network , the paper plans the logistic data model of hngis , and proposed the spatial data storing structure based on vector method
本文系統(tǒng)的研究了適合于公路網(wǎng)gis的數(shù)據(jù)組織方法，同時，對公路網(wǎng)多目標(biāo)最優(yōu)出行路徑問題也給予了深入的研究： ( 1 )通過對兩種常用的gis數(shù)據(jù)模型(矢量數(shù)據(jù)模型、柵格數(shù)據(jù)模型)及對公路網(wǎng)絡(luò)特征的分析，設(shè)計了公路網(wǎng)gis的邏輯數(shù)據(jù)模型，給出了基于矢量方法的空間數(shù)據(jù)存儲結(jié)構(gòu)。 - In order to realize the feed business enterprises market - area building , according to the basic theory of voronoi polygon , this paper put forward a method of weighted - voronoi based on the raster format data analyzing the characteristics of weighted - voronoi polygon , expatiate the technique of weighted - voronoi polygon realization based on the raster data
為了實現(xiàn)飼料企業(yè)市場域的構(gòu)建，基于voronoi多邊形的基本思想，本文進一步提出了基于柵格數(shù)據(jù)格式的一種weighted - voronoi多邊形的方法。通過深入分析的weighted - voronoi多邊形的特性，闡述了基于柵格數(shù)據(jù)格式的weighted - voronoi多邊形的實現(xiàn)方法，本文最終建立了基于gis的飼料企業(yè)市場域的構(gòu)建模型和方法。
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