cubic function 中文意思是什麼
cubic function
解釋
立方次函數-
2 the theoretical values of the second virial coefficient are precisely fitted into some simple expressions. according to one of them, a new temperature function for the quadratic terms in cubic equations was derived : the function is simple, general, without acentric factor, truly predictive, theoretically sound, and applicable to all the van der waals - type equations
2將第二維里系數的理論值較精確地擬合為幾種簡單的表達式，並據此導出了立方型狀態方程中二次項溫度函數的新形式該式簡單、通用，不含偏心因子，具有真正的預測功能和堅實的理論基礎，原則上適用於所有vanderwaals型方程。 -
The properties of divisor sum function with cubic complement
關于立方冪補數除數和函數的性質 -
Abstract : the effect of correction of self - consistent potential on electronic structure in simple cubic nanocrystal particles is calculated by means of the green ' s function method in the tight - binding approximation, taking only the nearest neighbor matrix elements into account. the numerical results show that the electronic energy spectrum is shifted, the chemical potential is not equal to the atomic energy level, the electronic density at each lattice point is changed, and the variation of electronic density at surface lattice point is the largest
文摘:在緊束縛近似下，只計及最近鄰的矩陣元，採用格林函數計算了自洽勢修正對簡立方納米晶體顆粒的電子結構的影響，發現電子能譜發生了移動，化學勢不等於格點原子能級，各格點的電子密度也發生了變化，其中以表面格點的電子密度變化最大。 -
Since the function is cubic, four nodal quantities are required to define the distribution on a side.
因為函數是三次的，所以需要4個結點未知數確定每邊的分佈。 -
2. analyzing the displacement of the follower based on the assur - group method and the differentiation of the cubic spline function 3
2 .以桿組分析方法為基礎，結合三次樣條函數求導法進行從動件的位移分析。 -
So, we propose another novel algorithm using the cubic spline interpolation along the relevant direction and computing weights by trigonometric function of the gradients. the algorithm also adopts the correlation between color channels. and it proved highly effective based on some tests
鑒於此，本文接著提出了一種基於三次樣條函數在相關方向進行插值以及利用梯度的三角函數關系來計算相關性加權系數的混合型插值方案，並結合了考慮不同顏色通道間的相關耦合關系。 -
At first, this paper presents two - demensional quartic convolution interpolation to smooth digital terrain. it is acquired from that it makes use of that the interpolation function of cubic spline interpolation has a continuous third derivative on the base of two - dementional cubic convolution interpolation. two - demensional quartic convolution interpolation is more precise than two - dementional cubic convolution and simpler than cubic spline interpolation in calculation. it can satisfy real - time route planning of ucav
首先，在軌跡規劃前需要對數字地圖進行平滑處理，本文提出了二維四次卷積插值法。它在二維三次卷積插值法的基礎上利用三次樣條插值法的插值函數具有三階連續導數的性質而得來的。 -
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。 -
Either the boron nitride ( bn ) thin films with different cubic phase content were deposited on n - type si ( 111 ) and fused silica substrates by radio frequency ( rf ) sputtering using two - stage deposition process. the films were characterized by fourier transform infrared ( ftir ) spectroscopy. the transmittance te ( ) and reflectance re ( ) were obtained as a function of incident photo wavelengths and the thickness of films was measured by alpha - step. the absorption coefficient was calculated from te ( ) and re ( ). the optical band gap ( eg ) of the films was determined by effective medium form of formula containing eg
本文還研究了立方相含量與光學帶隙的關系，在n型si （ 111 ）片和熔融石英片上沉積出不同體積分數的立方氮化硼薄膜，薄膜的成分由傅立葉紅外吸收譜標識；用紫外-可見分光光度計測量了沉積在石英片上的bn薄膜的透射光譜te （ ）和反射光譜re （ ） ，薄膜的厚度用臺階儀測得。 -
If the geometric hermite data is from a smooth function with the arc - length parametric, the cubic ph approximates the smooth function, the error in the approximation of a short segment of length h is found
如果此三次ph曲線插值于以弧長為參數的某一函數曲線，則可以給出三次ph曲線逼近該一小段曲線的逼近誤差。 -
Thus the areas of the overlapping regions are compensated efficiently and the accuracy of measurement is highly improved. the volume of the bubbles can be estimated on the bubbles " area information, and a genetic algorithm ( ga ) based method is used to match and track bubbles in the image sequences, which solve tracking problem under complex conditions efficiently, such as some bubbles may have kinetic occlusion and crossover, some newly generated bubbles may entered into flow field and run away. a smooth kinetic locus is obtained by fitting the discrete centroids with a cubic spline function and at the same time the visual measurement is realized
根據氣泡在圖像平面中的面積估計氣泡的體積，並對流場中的所有氣泡採用遺傳演算法進行最佳的匹配跟蹤，有效地解決了氣泡群在流場中出現如遮擋、交又、新它『出現、逃逸等復雜情況下的準確跟蹤，並採用三次樣條插值方法對離散的質心點軌跡進行擬合，得到氣泡在流場中平滑的運動軌跡，從而實現了摻氣水流特性的可視化測童。 -
The contents of the thesis are summarized as follows : 1. by using curved - fitting method, calculation of local angular deflection of canvas plate is studied, with the help of cubic spine function, canvas plate is formed and then its local angular deflection is worked out. 2
本文所做的工作概括如下： 1 、運用曲面擬合方法研究帆形板局部角變形的計算方法，通過三次樣條函數建立船體帆形外板，然後計算得出帆形板的局部角變形。 -
The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling
本文應用系統理論，建立了水質多參數輸入輸出之間的響應關系；根據河流水文水質變化特點和參數反問題的需求，建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論，作者給出了兩參數和多參數水質常微分方程反問題的解的存在性、唯一性的理論證明過程和結論；還針對水質現有監測資料的測驗誤差和插值近似計算誤差造成參數反問題的不穩定性，將三次樣條插值函數、超定方程最小二乘法和正則化演算法有機地結合使用，成功地給出了水質參數反問題的穩定化演算法.最後給出了應用計算結果 -
In the case of 16 boundaries, cubic b - spline function taken as trial function, the solutions to nonlinear stability of truncated conical shells and spherical shells with variable thickness were obtained by the method of point collocation
在16種邊界條件下，以三次b樣條函數為試函數，用配點法計算變厚度開頂圓錐殼和球殼的非線性穩定。 -
In this paper, authors have predominantly discussed mathematical model of cad for designing bodyplan of fishing vessels, generating and gradually and perfectly completing data base system of prototypes for pattern of vessels with technique of data base, and completing fairing of lines by insertion of cubic sample function and its software system
摘要本文重點討論了在計算機輔助漁船型線設計中採用的數學模型，應用數據庫技術生成和逐漸完善母型船的型船庫系統，以及採用三次樣條函數插值解決光順問題和軟體系統。 -
Surface modeling approach for free - form machining based on the cubic spline function
基於三次樣條的離散點曲面構建演算法 -
Using latest visual software idl ( interactive data language ) and combining trigrid function with triangulate function in idl, regular network terrain model and 3 - d shallow and deep sliding surface model of zhafangping landslide body based on delaunay triangular network is set up. it makes the sliding surface turn from " recessiveness " into " dominance ", and gets numerous different three - dimensional cubic chart, contour topographic map, the combine model of terrain model and contour topo - graphic map. and every visual model has analysed and compared in detail
利用可視化軟體idl中的triangulate函數和trigrid函數相結合，建立了基於delaunay三角網的榨坊坪滑坡體規則格網地面模型和淺層、深層滑動面三維可視化模型，實現了該滑坡體的三維模擬與再現，使滑動面由「隱性」變為了「顯性」 ，且獲得了眾多不同角度的三維立體圖、等高線地形圖和地面模型與等高線地形圖的組合圖等，並對各可視化模型進行了詳細地分析與比較。 -
The results show that, the process of quasi - isentropic compression on target can be seen as the successive overlap of a series of small shock loading waves generated by the transient layers. the design for flier - plates with graded wave impedance should conform to the parabolic or cubic function relationship between the impedance and the thickness
波阻抗按高冪次函數（冪次在二次至三次之間）分佈的梯度飛片能夠獲得波形較好的準等熵壓縮波，並且靶板的厚度不宜太小也不宜太大。 -
A delaminated beam is divided into three areas and the displacement field of each area is a cubic function of the thickness coordinate. the continuity conditions of displacements and transverse shear stresses on the bonded interfaces, the delamination continuity on the debonded interfaces and the continuity conditions of displacements at the edges of debonded interfaces are assured
脫層梁被分為3個區，各區位移場為厚度坐標的三次函數，能滿足層間位移和剪應力的連續條件、脫層界面的脫層條件和脫層邊界點的位移連續條件。 -
First of all, this article takes the cubic function elastomer in nonlinear system for examples, taking advantage of the method of state space and the dynamic simulation environment of matlab / simulink to convert the dynamics model into simulation model and choosing a suitable simulation arithmetic. at the meantime, the model parameter graphical can be prepared by use of the matlab ' s callback functions and will conveniently modify the parameters of system
首先，以三次函數型非線性緩沖包裝系統為例，從求解緩沖包裝系統動態響應的角度出發，採用matlab simulink模擬環境，利用狀態變量法將系統動力學模型轉化為模擬模型，選擇模擬演算法，利用matlab中的回調函數，編制緩沖包裝系統的參數圖形界面，可以方便修改系統的參數。
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