data vectorization 中文意思是什麼

data vectorization 解釋
數據矢量化
  • 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...
  • vectorization : 矢量化
  1. In this scheme, hsv model & threshold segmentation method is used for contour line extraction, and the method combining automatic trace and manually trace is used for vectorization. finally, we use component interpolation to make dem data

    設計方案中用hsv模型結合閥值分割法實現等高線提取,使用自動跟蹤與手工相結合的方法完成等高線的矢量化,最後採用分量內插法生成dem數據。
  2. The article illuminates mainly two segments color - separation model based on three dimensions, gives a model conception on a knowledge base of unification technology and analyse and design digital prepress system from the whole on the problem of systemic requirement analysis. second, the article brings forward new data compress method based on memory stream and sets up new data structure to realize undo and redo methods based on analyzing all kinds of datas referred to on systemic based construction. because printing and dyeing cad system deals with many arithmetics on graphics ans image and production technics, the article illuminates vector conception, expatiates gray graphic vectorization and brings forward to graphic component ' s conception to enhangce the systemic stability and manipulating speed and improve graphic transmission

    在印染cad系統的需求分析問題中,結合目前印染行業的發展和實際cad系統的整體構架,著重闡述了基於三維空間的二段法分色模型,提出了一體化工藝知識庫這個模型的概念,對數字印前系統做了整體的分析、設計在系統的底層架構問題上,著重分析了cad系統涉及到的各類數據,提出一種新型的基於內存流的數據壓縮方法,同時設計了自己的數據結構,用以實現系統的undo 、 redo操作,由於整個系統涉及眾多的圖形圖像演算法和實際工藝,為了提高系統的穩定性和操作速度,以及增強圖像的網路傳輸功能,在部分演算法中採用了矢量的概念,著重講解了灰度圖像矢量化,並且提出了圖像組件這一嶄新的概念。
  3. Then 3d gis and its construct is introduces briefly, and the relevant background and theory are studied, such as picture segmentation, pattern recognition and vectorization technology, etc. it is discussed in detail how to realize the data entry of contour lines ( include extraction, pretreatment, vectorization and making dem ) in 3d gis by using computer graphics, image processing and visualization programming technology, and a complete set of concrete scheme to design a system recognizing automatically contour lines from scanned data of map is put forward

    論文從地理信息系統領域研究應用的歷史和現狀入手,簡要介紹了三維地理信息系統及其構成,研究了相關的背景與理論知識,如圖像分割、模式識別和矢量化技術等等。論文重點闡述了如何運用計算機圖形學、圖像處理、可視化編程技術等實現三維地理信息系統等高線要素的數據輸入(即提取、預處理、矢量化和網格化生成dem數據高程模型這幾個基本內容) ,並提出了地圖掃描數據等高線自動識別系統設計的一整套具體方案。
  4. Correcting manually for vectorized errors is needed and it is a time - consuming process. research on improving output data qualities from vectorization system is significant for enhancing performance of raster - to - vector systems. in this dissertation, the author presents a recognition quality evaluating mechanism that provides the system with the ability of measure the quality of each primitive generated

    本文圍繞這一主題開展矢量化工程圖的后處理技術研究,提出「基於識別質量評價」的矢量圖素錯誤自動判別和校正的解決方案,使得圖紙掃描轉換系統不但具有產生矢量化數據的能力,而且具有對所產生的矢量數據的質量進行評價分析和自適應校正的能力。
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