numerical interpolation 中文意思是什麼

numerical interpolation 解釋
數值內播法
  • numerical : adj 數字的;數值的;用數字表示的。 (a) numerical order 號數。 a numerical statement 統計。 the ...
  • interpolation : 補入
  1. Except for method of spline interpolation, mra method are used to resolve numerical approximation problems, too

    除了應用樣條函數插值方法外,解決數值逼近問題還可以採用小波分析中多尺度分析的方法。
  2. In the thesis, the general situation of the domestic and abroad developments in the field of the numerical control interpolation algorithm for aspheric surface machining is reviewed firstly, for the poorness of recent numerical control interpolation algorithm, an numerical control interpolation algorithm that based on the genetic algorithm ( ga ) and neural network ( nn ) is introduced

    在數控系統中,它是生成加工軌跡的一個最基本的子程序,在很大程度上決定了數控機床的加工精度和最大進給速度。本文首先綜述了國內外非球曲面超精密加工中所運用的插補演算法的發展概況。
  3. In order to calculate easily and do n ' t influence the single - chip microcomputer ' s calculate velocity, we put forward two scheme to deal with the numerical value, one is to use a simple function to close or approach a normal function f ( x ) ( mainly is lagrange ' s intepolation, newton ' s intepolation, hermite ' s intepolation, cubic spline interpolation, etc. ) the other one is function approach ( mainly is chebyshev ' s polynomic. legendre ' s polynomic, laguerre ' s polynomic, method of least squares, etc. ), we analyze and compare the lagrange ' s intepolation and chebyshev ploynomic, at last, we select the chebyshev polynomic to do the value calculating on single - chip microcomputer

    提出了數值處理的二種方案。即用簡單函數近似或逼近一個一般函數f ( x ) (主要有拉格朗日插值、牛頓插值、埃爾米特插值、三次樣條插值等)和函數逼近(主要有切比雪夫多項式、勒讓德多項式、拉蓋爾多項式、最小二乘法等) ,對上述兩個方案中的典型函數?拉格朗日插值和切比雪夫多項式進行了分析比較,最後選取切比雪夫多項式完成單片機上的數值計算。
  4. In order to achieve a computer code with a maximum degree of vectorization, the numerical flux function must be written uniformly with sign function. to get higher order accuracy, the muscl interpolation functions are applied for van leer and roe schemes

    Vanleer和roe格式摘要( abstraet )均採用muscl插值使格式具有高階精度,並採用連續可微的vanalbada通量限制器,使格式具有良好的穩定性和收斂特性。
  5. To solve these problems respectively, the color space transformation and bp neural network are firstly used to realize the classification and threshold processing of images. then the images processing including thinning, interval linking, code word chaining, seed filling, boundary fitting is performed well by some methods in mathematical morphology and computer graphics and interpolation in numerical value analysis

    為了逐一解決這些困難,運用了色彩空間變換以及bp神經元網路的方法對圖像進行分類和閾值處理,利用數學形態學和計算機圖形學以及數值分析中的插值等方法對圖像進行了細化、間隙連接、鏈碼、種子填充、邊界擬合等處理。
  6. In these regions, an expensive high - order accurate eno scheme is applied to evaluate the numerical flux at cell boundaries. and hi smooth regions a cheap spline interpolation is used to get the value of the numerical divergence from values previously obtained on lower resolution scales to save the computational cost

    在這些奇性區域,我們利用代價昂貴的高階基本無振蕩格式計算單元邊界的數值通量;而在解光滑的區域,則用廉價的樣條插值根據先前低分辨尺度上得到的值來計算出其數值散度,從而減少計算工作量。
  7. Numerical stability of interpolation functions of cubic periodic spline

    三次周期樣條插值函數的數值穩定性
  8. An interpolation program is used to convert the fluent result data to the ansys load data. it is a new method to analyze turbine tip clearance. in this paper, some research of the numerical computation of the tip clearance of aero - engine is done, the parametric method is used and the research on the flow, heat and structure integration analyses is accomplished

    本文對渦輪機匣氣熱固一體化分析方法做了研究,通過編制了載荷轉換與施加程序,從氣熱計算模型中提取溫度場計算結果,並作為載荷加入到熱固耦合計算模型中,實現了高壓渦輪機匣的一體化計算分析,為實現渦輪葉尖間隙的氣熱固一體化分析打下了基礎。
  9. Firstly, in the reproducing kernel space, the spline function is discussed and its equivalent relations are gived ; we prove that the 2 - th differential operator interpolation spline function in the space can be expressed not only by the reproducing kernels but also by polygonal functions. so it is easy to prove its best approximation properties in theory and is convenient for numerical calculation in applications, too

    首先,在再生核空間中討論樣條函數,給出其等價性條件;證明了空間中的一個二階微分運算元插值樣條既可由再生核函數表示又可由折線函數表示,這不僅在理論上便於獲得此種插值樣條函數的最佳逼近性質,而且在應用上也便於數值計算。
  10. Firstly, much effort is put into the theoretic analysis and numerical algorithm research. to calculate the mode profile of soi rib waveguide with jumps in the refractive index, a new full - vectorial finite - difference method ( fdm ) based on the lagrange interpolation of the field is presented

    由於soi材料中作為波導芯層的硅折射率很大,與作為包層的sio _ 2之間有很大的折射率差,這勢必對模擬數值演算法的精度和邊界處理等方面提出了更高的要求。
  11. In this papaer, presented matrix valued contact interpolation, the iterative algorithm with inheritance is established and a numerical example is presented to illustrate the efficiency of this algorithm

    摘要本文提出了矩陣值切觸插值問題,並建立了具有承襲性的逐步遞推演算法,給出的數值例子,驗證了所給演算法的有效性。
  12. To truly reflect complex geometrical layout of bolts, a composite model of three - dimension anchored rock mass has been proposed for numerical simulation. the corresponding formulation of anchored mass ' s combined units has been formed by displacement interpolation theory of fem and statical effective principle. and the corresponding detailed rules has also been advanced

    針對加錨巖體的數值模擬,為了真實反映各種錨固件的復雜幾何布局,文中給出了三維加錨巖體的組合模型,利用有限元法中的位移插值理論和靜力等效原則建立加錨巖體組合單元的相關列式,並提出相應的實施細則。
  13. This paper analyzes and discusses the problems involving the design of the electronic control ( ec ) and numerical control ( nc ) systems for a new type nc grinder - machine used to grind planar quadratic and annular enveloping worms based on novel four - axis - interpolation, in which a central fabricating method is introduced

    摘要本文作者設計了新型四聯動平面二次包絡蝸桿數控磨床的數控及電控系統,該磨床採用虛擬中心的方法,通過兩正交軸的圓插補及磨頭基座的自轉實現了傳統蝸桿加工磨床上的砂輪工作面的平面回轉運動,克服了傳統加工蝸桿工作層面多,結構復雜,加工精度、效率低等缺點。
  14. On the one hand, the linear interpolation in ( x, y ) plane makes it easy to separate the three - dimensional null subspace corresponding to rigid body motions, hence what is left to do is just to compute the inverse of a symmetric definite submatrix numerically. in this way the numerical difficulty in computing general inverse can be avoided

    在物理坐標系中的線性插值函數便於將三個剛體模式分離出來,從而只需計算對稱正定子陣的逆,避免了求廣義逆的數值困難;在參考坐標系中的高階插值函數則可保持原平面彈性單元的列式方式。
  15. For the american put option which does not have analytical solution, several new numerical algorithms are presented on its pricing, each of them is given finite difference method and finite element method on variables based on individual underlying variable and two underlying variable respectively. for finite element method, bilinear interpolation of rectangular sectioning is adopted

    另外,對不存在解析解的美式看跌期權的定價給出了幾種新的數值演算法,分別對基於單個標的變量和兩個標的變量的美式看跌期權定價給出了有限差分法和有限元法,有限元法採用了矩形剖分的雙線性插值。
  16. The paper puts forward a kind of economical numerical control milling machine system which is supported by windows and industry pc that are acted as software and hardware platform on the base of analyzing the present development of economical numerical control system and some existent problem, and expatiates the system software ' s collectivity frame, also introduces detailedly form and operational way of the user ' s interface. besides, the thesis also frames and accomplishes each module such as syntax inspect module, translation module, tool compensation module and track interpolation module adopting visual c + + 6. 0 and the kind of facing object and modularized program design method by analyzing rationales and function of the software ' s modules, moreover presents the programmer ' s flow chart and parts of source code, whereafter validates arithmetic of translation and tool compensation by simulating process testing program

    本文在分析了我國經濟型數控系統的發展現狀以及目前存在的一些問題的基礎上,提出了一種以windows和工業pc機作為軟、硬體平臺的經濟型數控銑床系統,闡述了該系統軟體的總體結構,並對其用戶界面的組成及其操作過程做了較為詳細的介紹,分析了軟體的各個模塊的基本原理和功能,採用visualc + + 6 . 0以及面向對象、模塊化的程序設計方法,完成了語法檢查模塊、譯碼模塊、刀具補償模塊以及軌跡插補模塊的具體設計,並給出了程序設計流程圖和部分源代碼,通過系統的模擬程序模擬加工過程驗證了譯碼和刀補演算法的正確性。
  17. On the basis of the deep analysis of the semiconductor device numerical analytical methods, using a pisces for dos as a kernel, we develop a software which can simulate the semiconductor devices under windows operation system. the software is programmed by mixed languages including visual c + +, fortran9o and matlab. so the problems such as mixed - language programming are solved and the interpolation algorithm on a triangle - partitioned planarity is realized

    在對半導體器件數值分析方法和手段有深入分析的基礎上,以dos下的piscesii為內核,綜合利用了vc + + , fortran90 , matlab等計算機語言,解決了混合語言編程的出現的如變量傳遞等多種難題,實現適用於三角形網格劃分二維空間的插值演算法,開發了可以在windows操作系統下運行的一半導體器件模擬軟體,使得在windows下的器件模擬成為可能。
  18. The point interpolation method ( pim ) is a kind of new meshless method based on the theory of interpolation, its shape function is constructed by interpolation method. in this article, the thinking of point interpolation function is used in the method of weighted residuals ( wrm ), so the pifwrm is presented, and the numerical examples show its validity

    其次,由於點插值法是基於插值型形函數構造理論的一種無單元法,我們研究了這種構造函數方法的數學基礎,並提出了點插值插值函數加權殘值法,進行了算例驗證。
  19. Firstly, the theory and characteristic of comgis is studied. secondly, the key techniques, such as map digitalization, autocad dxf file conversion, computational gridding, methods for interpolation, the 3d terrain visualization, and the results correction, are introduced. and lastly, a framework on numerical modeling is implemented and applied in a practical research work on coastal engineering

    本文首先介紹了組件式地理信息系統的原理和特點;接著重點討論了前處理過程中各種關鍵的技術,包括地圖數字化技術、數字地圖數據讀取方法、計算網格生成技術、插值方法的選取、地形可視化技術以及計算結果修正方法等;最後本文提出了前處理系統的設計框架,並結合一個海岸動力數值模擬的研究實例,討論了前處理系統的具體應用。
  20. This method not only can deal with the problem of singularity, but can simplify the numerical process of interpolation function, based on the principle of minimum total potential energy, the formulas of pim are arrived

    固定節點法不但可以方便地消除系數矩陣奇異問題,而且插值過程很簡單。由勢能最小原理,推導了點插值方法的控制方程。
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