contour interpolation 中文意思是什麼

contour interpolation 解釋
輪廓內插法
  • contour : n 1 外形,輪廓;周線,輪廓線。2 等高線,恆值線;【電視】等場強線(=contour line)。3 概略,大要...
  • interpolation : 補入
  1. The tsf method combines efficiently llsf and tri - cubic spline interpolation, learns from others " strong points to offset one ' s weaknesses, so has rapidity and high accuracy of computation and is suitable for contour surface drawing in real - time. 3

    該方法綜合多元樣條擬合法與局部加權最小二乘法,揚長避短,不僅保證了逼近精度,提高了計算速度,而且加密計算的結果可直接應用於等位面的實時顯示。
  2. In this thesis, some key issues of the vr technique are systematically investigated. firstly, for the image filters and image interpolation between slices, a integrated interpolation algorithm is presented based on the contour shape and correspondence matching, which keeps the shapes and grays information the objects of interest. secondly, the fidelity of effect of the vr for medical images is studied, and a continuous - gradient - based method for transparent volume rendering is proposed, which vivifies the results of volume rendering

    首先,研究了醫學斷層圖像數據的濾波及層間插值技術,提出了一種基於輪廓形變和對應點匹配相結合的混合插值演算法,在實現圖像層間插值的同時保持了目標的輪廓形狀與灰度信息;其次,對醫學影像容積重建效果的逼真度進行了研究,提出了一種基於連續梯度轉換函數的互動式透明體繪制方法,使重建效果更加生動、真實。
  3. 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。
  4. The main content of this dissertation includes the processing of the distillation of the contour line from the paper map and the design of the b - spline surface interpolation for the scattered data

    主要內容涉及了從紙地圖掃描圖像中提取等高線的實現方法和步驟,以及基於等高線的b樣條曲面插值的方案設計和演算法實現。
  5. In this thesis, the contour track method faced to dem data, which is based on the thought that translates the contour information to dem data, is put forward, and one effective inserted inside algorithm that relates on the contour interpolation generating dem data is found

    本文旨在將地形圖中等高線信息快速轉化為格網dem數據,提出了面向dem數據提取的等高線跟蹤方法,以及一種利用等高線內插生成dem數據的有效演算法,最後實現了一個完整的dem數據提取與誤差分析系統。
  6. First in chapter 1, we introduce the background of the 3 - d digital terrain map, discuss the resolution of the data source of the 3 - d digital map and propose an idea that retrieving 3 - d data with b - spline surface interpolation based on the contour line distilled from paper map

    首先在第一章中介紹了三維電子地形圖系統的研製背景,簡要介紹了解決目前三維顯示數據來源的方法,提出了從紙地圖的等高線提取三維數據的思路,並對整個方案的實現框架作了簡要的介紹。
  7. Third, use the software of matlab, extract the contour pels from the defect of experiment image. multinomial function and the interpolation function was to make the disperse datas change slide curve. after this, the defects were more analysed

    第三,運用matlab軟體,從實驗圖像中取出有用的缺陷的輪廓象素,並採用多頂式和插值曲線擬合方法對離散數據進行處理,在此基礎上對缺陷進行分析。
  8. We scan photographs of tissue slices to get 2d data and then these data are classified and transfer into 3d data which are saved into database. we do geometric construction by contour connection algorithm and render the tissue using volume data based on surface. some algorithms used widely are compared in this article and implemented in the experimental system : simulating lost datum by linear interpolation, adjusting surface profile by twice bezier interpolation, dealing with some special normalized vector

    通過掃描輸入的人體組織的切片圖象,獲得組織的二維信息,再將這些二維數據經過分類和轉換,把它們轉換成對應的三維體數據,在數據庫中保存:然後採用contourconnection演算法進行幾何重構,用三角面進行等值面擬合,實現基於等值面的體數據的三維圖像繪制。
  9. We compare the b - spline curve interpolation and b - spline surface interpolation, analyze the fault of the b - spline curve interpolation and point out that we should use b - spline surface interpolation instead of b - spline curve to keep the continuity of the data result. also, we introduce the way to get control point from value point. then we propose the multi - step fitting of the dense and scattered data to construct b - spline surface, this algorithm perfectly resolve the obstacle of denseness and scattering of the contour line data

    第三章介紹了b樣條插值原理,論述了用b樣條曲面代替b樣條曲線對等高線進行插值,解決了線插值的不連續問題;並在b樣條曲面中運用了密集散亂數據點多步擬合演算法,解決了對等高線進行b樣條曲面插值中數據點散亂冗餘的問題。
  10. The elevation of the contour line and the density of rock will be get from the digital maps ( now there are many digital maps ). basing on it, we can get the elevation of grid by interpolation and calculate the vertical inclination

    在數字地形圖和數字巖石密度分布圖(有相當數量的數字圖已建成)的基礎上,利用gis技術對數字化地形圖的等高線和巖石密度數據進行提取,自動獲取大量的分塊高程數據和巖石密度數據,在此基礎上,對格網的頂點採取等高線內插的方法提取出它們的高程,並計算出垂線偏差。
  11. For every point on contour curves, the support area and support radius were first calculated based on actual distance of adjacent pixels, end points were obtained with linear interpolation technique ; next, the distance between point and its centroid of support area was used as feature strength to determine feature points candidate ; finally, those points with local maximum feature strength were selected as vertices of polygonal

    摘要首先基於相鄰像素間的歐氏距離計算出輪廓曲線上每一點的支持區域及支持半徑,用線性插值得到支持區域的端點;然後求得支持區域的質心,以曲線上的點和其相應的支持區域質心之間的距離作為特徵響應篩選出候選特徵點;最後將具有局部極大特徵強度的點作為多邊形的頂點。
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