插值點 的英文怎麼說

中文拼音 [chāzhídiǎn]
插值點 英文
interpolate points
  • : 動詞1. (把細長或薄的東西放進、擠入、刺進或穿入; 插上; 插進) stick in; insert 2. (中間加進去; 加進中間去) interpose; insert
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  1. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性,其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量的演算法及二維等線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎,利用線性方法得到截面與單元棱邊的交坐標及交物理量;在此基礎上;根據已得到的單元及節序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等線的演算法。
  2. Resampling is that every image element in the screen gives off one ray according to the planned observing orientation. this ray penetrates 3d data sets, and to chooses k sampling dots of equidistance along with it, and does three linear insert values according to color and opacity values of eight data dots that mostly close to certain sampling dot, then evaluate the opacity value and color value of it

    重采樣,是從屏幕上的每一個象素根據設定的觀察方向發出一條射線,這條射線穿過三維數據場,沿著這條射線選擇k個等距的采樣,並由距離某一采樣最近的8個數據的顏色和不透明度做三次線性,求出該采樣的不透明度及顏色
  3. The research emphases of the paper include the establishment of terrain model and the realization of detail of surface. during the establishment of terrain model, the theory of fractal and the characteristics of ivs, fractal brown motion ( fbm ) are discussed and compared, and prove the model is adapt to the feature of the physiognomy

    地形模型的建立和地表細節的表現是本文研究工作的重,在建立地形模型的過程中,分析了分形理論和分形法中的隨機、布朗運動( fbm )的原理並進行比較,論證了其數學模型與真實地貌特徵基本吻合,並運用隨機法( insert - valuestochastically , ivs )實現了地形的分形模型。
  4. What ' s more, the displacement computed by fem is optimized to better the inversion results by hydrid models. 4. meaningful probe is performed into the abnormal symbols of deformation of the dams with special structures

    回歸法對有限元計算位移成果進行優化處理,由此提高混合模型反演結果的精度。
  5. Based on the generalized variational principle of the modificatory variables and substituent shearing strain field interpolation of the bending theory of the mindilin plate, this paper brings up the nine - node mixed plate bending element and adopts the sap2000 ? a large - scale finite element analysis programs. by the examples, we find the precision of the method is satisfying

    在對轉換層厚板進行局部有限元分析時,本文提出了基於mindlin中厚板彎曲理論的修正的二類變量廣義變分原理和替代剪應變場方法的九節厚薄板通用的板彎曲單元,並採用了sap2000有限元程序。
  6. Quartic ph curves are studied. their contribution of cusps and inflections are discussed in this paper. a first - order hermite interpolation by quartic ph curves is obtained

    文中還研究了四次ph曲線,討論了其尖和拐的分佈情況,得出了四次ph曲線的一階hermite的解。
  7. The assimilation scheme uses a blending approach based on optimal linear interpolation. the improvement is 45 % for the phase - lag of s2 after assimilating the altimetric data of the crossover points, while the correction for the diurnal constituents is not so good as for semidiurnal constituents

    利用基於最優法的混合法將交叉的調和常數同化到動力模式中,同化后s _ 2分潮的遲角精度改進最大,可以改進45 ,結果顯示高度計資料的分析結果對模式結果的精度影響很大。
  8. This article in the unidimensional interpolation foundation, according to the different data ( grid data and scattered in disorder data ), divides the two - dimensional interpolation into the grid node interpolation and the scattered in disorder data interpolation, realizes the imagery processing and the data visualization with the matlab software

    摘要本文在一維的基礎上,根據不同的數據(網格數據和散亂數據) ,將二維劃分為網格節和散亂數據,用matlab軟體實現圖像處理和數據可視化。
  9. Secondly, based on nurbs curves approximation algorithm, a nurbs surface approximation algorithm on discrete data sets is given. thirdly, a shape - preserving parametric surface interpolation to data set is given

    2基於所給的nurbs曲線的逼近演算法,建立了帶條件的離散集的nurbs曲面的逼近演算法。
  10. The nurbs curves and surfaces approximation to constrained data sets is discussed in this dissertation. the major works are as follows : firstly, based on simulated annealing algorithm and least square principle, a nurbs curves approximation algorithm to constrained discrete data sets is presented

    本文討論了帶約束的離散集的nurbs曲線、曲面的逼近問題,主要工作如下: 1基於模擬退火演算法和最小二乘法,給出了帶條件的離散集的nurbs曲線逼近的演算法。
  11. Besides, the gauss interpolation function and the domain of support which includes much more nodal information than finite element method does is used to make meshless method much more earlier solve the large deformation and distortion and describe the local characteristic ( such as stress locality et al. ) more facilely

    並由於在無網格法中採用了高次函數和包含有較多節的支持域(在有限元法中的支持域只包含單元節) ,從而使得無網格法能方便地處理變形畸變和應力應變局部化等問題。
  12. On the basis of summarizing current fractal dimension algorithms, the random midpoint replacement algorithm was employed to obtain interpolating point according to the fractal features of remote sensing image, so the current widely used triangular prism method was improved

    摘要在總結現有分形維數計算方法的基礎上,根據遙感影像的分形特性,利用隨機中替代法獲取插值點,從而對目前普遍使用的三稜柱面法進行了改進。
  13. By calculating rcs of arbitrary shaped conducting objects and the input admittance of a wire antenna on the arbitrary shaped conducting platform, it is shown that the method of impedance matrix interpolation can greatly reduce the computation time compared with the traditional moment method

    該方法僅對幾個插值點頻率直接進行計算,便可通過快速生成其他頻率上的阻抗矩陣,相比于對每一個新頻率重新直接計算阻抗矩陣,極大地減少了計算時間。
  14. Thirdly, to improve traditional method ( midpoint displacement algorithm ), various coefficient scales are used in interpolating data. to the end of this paper, a series of experiments on interpolating data are conducted, which indicate that the interpolation improves the precision of results and avoids the creasing problem effectively

    利用已有的dem數據進行幾種不同方法的內計算,計算結果表明改進的隨機中移位內法能有效地避免插值點附近明顯的「尖峰現象」 ,且精度有了一定的提高。
  15. This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands

    文中利用matlab對電壓波動的檢測效果進行了模擬;並對涉及到的濾波器的穩定性做了證明;在自校驗部分提出了將pi (比例、積分)演算法用於數字濾波器增益k的確定,取得了不錯的效果;然後分別從取不同插值點、不同分級數和不同采樣頻率這幾個方面出發,對計算出的p _ ( st )進行了比較。
  16. The integral method via a scaling and squaring algorithm with the pade approximation is presented. the three - stage lobatto iii a formula is applied to structural dynamic time history analysis. and the three - stage lobatto a formula to use hermite third order interpolations to solve interpolating middle input between two boundary points is present, which provides more accurate solutions

    提出了基於自適應變尺度pad函數逼近的精細積分方法;建立基於lobatto a一階代數微分方程邊界問題數求解技術求解結構動力學問題的時程分析方法,提出了中間插值點hermite三次lobatto a數逐步積分時程分析方法。
  17. Based on the idea of subordinate meshes, we bring forward a new method of weighted volume which is used for constructing linear interpolation polynomials. besides, according to the eno interpolation on unstructured grids, a class of linear interpolation polynomial is developed on irregular quadrilateral grids and allows very small oscillation. program in fortran is given for a remapping algorithm developed by caiqingdong

    另外,根據非結構網格的eno的思想,構造了四邊形網格網眼內的線性多項式,由於利用其插值點自適應選取的特性,在物理量變化劇烈區域選取最光滑區域的,雖然不能保持單調性,但只允許出現非常小的振蕩。
  18. In this paper, by use of the idea of constructing of high accurate eno ( essentially non - oscillatory ) schemes applied successfully in the simulation of euler equations, a new kind of high accurate finite volume schemes have been constructed in lagrangian coordination. combining with the eno interpolation, two kinds of conservative remapping algorithms have been developed for arbitrary mesh systems

    本文採用已經在euler方程求解中得到成功運用的高精度eno ( essentiallynon - oscillatory )有限體積格式的構造思想,構造了lagrange坐標系下高精度有限體積格式,結合eno自適應選取插值點的特性,提出了兩類適用於任意網格的守恆重映方法。
  19. It offers the idea according to problem faced, considering the good character of the ends, the ajusted cubic b - spline curve is used to fit ship lines. it finds out the control vertexs according to a sequence of given points, and then, through particular formula, each point in the curve could be worked out. it smoothes lines with the method based on small - paramter

    針對面臨的問題,提出了自己的思路,在數學計算方法上,由於三次準均勻b樣條曲線良好的端部性質,這里用它來擬合船舶型線,首先根據所給的初步型求出其控制頂,然後根據相關公式進行便能得到曲線上的所有插值點
  20. Equidistant interpolation can give rise to convergence difficulties when the number of interpolation points becomes large. this difficulty is often referred to as runge ' s phenomenon

    等距會帶來收斂困難當插值點數量增加。這一困難被稱為龍格現象。
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