線性多項式 的英文怎麼說

中文拼音 [xiànxìngduōxiàngshì]
線性多項式 英文
linear polynomial
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞1 (頸的後部) nape (of the neck) 2 (款項) sum (of money) 3 [數學] (不用加、減號連接...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. In various speech character parameters, formant frequency, bandwidth and pitch frequency are chosen as voice character parameters. the reasons are as follows : hearing apperceive experiments indicates that formant frequency can stand for a majority of voice information, while average pitch frequency can explain 55 % ability of speaker verification

    數據結果與回歸和變量回歸相比,支持向量回歸既提高了泛化能又避免了頻譜不連續,從而使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。
  2. Under action of uniformly or polynomial distributed load, upper and lower critical loads of revolving shells ( including conical shells, spherical shells and quartic polynomial shells ) with uniform thickness, linearly, exponentially or polynomial variable thickness were evaluated

    給出了均布或分佈荷載作用下,等厚度、、指數型或型變厚度的圓錐殼、球殼或四次型旋轉殼的上、下臨界荷載。
  3. Therefore rath may be used as an exploratory tool to test a given equation has solutions of the assumed form

    因此rath可作為一個測試非演化方程是否擁有雙曲正切的孤波解的有效實用的工具。
  4. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓曲密碼體制的優點及研究現狀;其次研究了橢圓曲密碼體制的基本理論;第三,分析了橢圓曲密碼的安全並介紹了密鑰共享,加密,數字簽名等橢圓曲密碼體制;第四,深入研究了特徵為2的有限域f _ 2m中的元素在基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法,並對hankerson等人提出的基下的乘法運算的快速演算法作了改進,而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在基和最優正規基表示下的乘法和乘法逆運算的能,還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究,所得的結論可供在實現橢圓曲密碼體制時參考;第五,研究了目前流行的計算橢圓曲標量乘法的快速演算法,同時改進了固定基點梳形法,提高了整個系統的速度,並在實驗的基礎上分析研究了流行演算法的優劣;第六,實現了基於f _ 2m的橢圓曲密碼體制的演算法庫,在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh , eces , ecdsa等橢圓曲密碼體制;第七,實現了兩條安全橢圓曲上的橢圓曲密碼體制,包括ecdh , eces , ecdsa 。
  5. When the water - air ratio increases, air ' s changing quantity of enthalpy and absolute humid will be enhanced. at last, the paper analyses the data from single factor experiment by mathematics method and gets relationship formulas about the nozzle flux, valid humidifying quantity and air ' s enthalpy changing quantity

    最後,對上述單因素試驗得到的數據進行數學分析,運用回歸分析、回歸分析和非回歸分析的數學方法,得到影響撞針型高壓小孔徑離心噴嘴的噴嘴流量、有效加濕量和空氣焙變量的數學關系
  6. In this paper, the judgement of existing solution to circulant linear equations set and the solutions under all kinds of circumstances are presented by polynomial matrix theory

    摘要利用矩陣理論,給出了循環方程組有解的判定並求出各種情況下的解。
  7. The increase - order of solutions of higher order homogeneous linear differential equations with polynomial coefficients

    系數高階齊次微分方程解的增長級
  8. In this paper, we investigate the increase - order of solutions of higher order homogeneous linear differential equations with polynomial coefficients. we have obtained the precise result

    摘要研究了系數高階齊次微分方程解的增長級問題,得到了比前人更精確的結果。
  9. An infeasible path - following algorithm is constructed, and its polynomial complexity is analyzed. numerical tests show the self - adjusting effect of the parameters

    基於這組方程,文中建立了一個求解互補的不可行內點演算法,並分析了它的復雜度。
  10. This paper introduces three methods to find solutions to second - order constant coefficient inhomogenous linear differential equation, namely multinomial method, ascending order method and integration method

    摘要求二階常系數微分方程特解的方法雖然有許種,但用法、階數上升法、積分法求二階常系數微分方程的特解是比較簡便的。
  11. Second order polynomial regression mathematical model treatment of flow capacity - lift head property curve of centrifugal pump

    揚程能曲的二階回歸數學模型處理
  12. A linear combination of lagrange interpolation polynomial

    插值組合
  13. The approximate polynomial method was based on neuber ' s method, the cyclic stress - strain responses and neuber ' s rule were treated as probabilistic curves, and the statistic characteristic was obtained from the approximate polynomial. the method is fast and easy for engineering application

    近似的擬合法在諾伯法的基礎上,將循環應力應變曲和諾伯雙曲視為概率曲,通過建立近似的方法,求得局部應力應變的統計特,快速簡便,適合工程應用。
  14. With the characteristic function method, necessary and sufficient algebraic criteria have been developed for a class of three - delay linear difference systems. the key of the criteria is to verify that the value of a trigonometric polynomial is less than one

    藉助特徵函數法,獲得了一類三時滯差分系統的充要代數準則,其核心是判定某三角的值小於1 ,這一問題由繪圖法解決。
  15. In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector

    在ct圖像重建時,選擇有限帶寬窗有較好的空間解析度,三角形窗有較好的密度解析度,選擇餘弦窗則使得空間解析度與密度解析度的折衷;從窗函數的頻譜角度來講,可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件: ( ? )小的3db帶寬b ,即最小的主瓣寬度; ( ? )最小的旁瓣最大峰值a ; ( ? )最大的旁瓣峰值衰減速度d ;就內插函數而言,臨近點內插與內插重建圖像噪聲大,但有較好的邊緣與細節; 4 4三次內插、三次b -樣條與四次拉格朗日內插圖像平滑,局部特較好。
  16. Secondly, we introduce the recurrence definition of the non - uniform algebraic - hyperbolic b - spline basis using divided differences and the de boor - fix recurrence definition on polynomial functions, and based on the new forms, algebraic - hyperbolic b - spline curves are obtained. they share most of the properties as those of the b - spline curves in the polynomial space. we focus on deducing the calculating and knot inserting formulae for this new kind of curves and then prove that they have the variation diminishing properties

    二、利用廣義差商,基於b樣條的deboor - fix遞推定義,給出了任意階非均勻代數雙曲b樣條的遞推定義,由此構造麯,證明它的幾何不變、仿射不變、凸包、 v . d .等,重點給出了非均勻代數雙曲b樣條曲的遞歸求值和節點插入演算法,演算法簡單且穩定,便於在計算機上實現
  17. This new basis provides properties analogous to berstein polynomials, including symmetry, zeros of the basis functions, positivity, normalization, etc. based on this new basis, we define a new kind of curves, to be called h - bezier curves, with control polygon

    本文利用混合雙曲形在空間中構造了一組新的基,稱為h - b zier基,它具有類似於bernstein基的端點質,零點階數,正,正規質,對稱質進一步,文章通過控制邊形的方定義了h - b zier曲
  18. 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插值的思想,構造了四邊形網格網眼內的插值,由於利用其插值點自適應選取的特,在物理量變化劇烈區域選取最光滑區域的點來插值,雖然不能保持單調,但只允許出現非常小的振蕩。
  19. A new four - node axisymmetric element ach8 is derived based on the combined hybrid variational principle, which uses wilson ' s displacements and linear stress suffering from energy compatibility. the resulting element exhibits excellent results in displacements and stresses and is suitable for nearly incompressible materials without any locking phenomena, insensitive to mesh distortion

    本文首先基於組合雜交變分原理推導出4節點的軸對稱元ach8 ,其位移插值採用wilson非協調位移模,應力在等參坐標系下採用關于wilson位移完全能量協調的不完全線性多項式
  20. Based on the critical point algorithm and zero - match algorithm, an improved algorithm for finding sample points of algebraic decomposition was proposed

    基於非線性多項式方程的零點配對演算法以及臨界點演算法,給出了一種求平面代數剖分樣本點的改進演算法。
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