高階導數 的英文怎麼說

中文拼音 [gāojiēdǎoshǔ]
高階導數 英文
derivative of high order
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : 數副詞(屢次) frequently; repeatedly
  • 高階 : high [higher] order高階導數 higher derivative; higher order derivative; derivative of higher orde...
  1. Finally, this thesis discussed these following questions : first, the algorithm of used the error image for improving the purpose of the edge detection. secondly, we have transformed the solved question of the first and the second directional derivative to frequency domain and founded they have a single formulae in frequency domain. thirdly, we have described the singular signal and the noise by using the correlations of the neighbor data after wavelet transform

    最後,在傳統的邊緣檢測演算法和小波分析的邊緣檢測演算法之外,對以下幾個方面也進行了一些討論: 1 )利用誤差圖像來提邊緣檢測效果的演算法; 2 )將求解任意方向的一、二方向的問題轉換到頻域中去求解,發現在頻域中它們具有簡單易用的公式,使得原來求解任意方向的一、二的比較困難的問題變得容易實現了。
  2. Meromorphic functions with derivatives sharing four small functions

    一類函高階導數公式
  3. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模轉換器的各種參的意義,以及一sigma - delta調制器和sigma - delta調制器的原理;給出解決單環sigma - delta調制器不穩定性的方案,引入級聯結構調制器,特別針對級聯結構調制器中的失配和開關電容積分器的非理想特性進行詳細的討論;本設計的sigma - delta調制器採用2 - 1級聯結構和一位量化器,調制器採用全差分開關電容電路實現;同時對整個調制器的各個模塊進行了電路設計,包括跨放大器、開關電容積分器、量化器、兩相非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制器進行行為級模擬。
  4. The explaining for region gravity and magnetic data is accomplished by using result of potency field transformation through level and vertical relating with level one - difference of several height and vertical two - difference and working out construct map of region geophysics

    對區域重磁資料的解釋就是利用位場變換結果,是通過不同延拓度的水平一、垂向二圖的解釋,再進行水平和垂向關聯,編制區域物探構造圖的方式實現。
  5. Higher derivatives and taylor series

    高階導數和泰勒級
  6. Higher order derivative

    高階導數
  7. At first, this thesis gives right calculation results of derivative of daubechies scaling function, the determine fashion of continuity is rendered

    本論文首先推了daubechies尺度函高階導數的正確計算結果,給出了它的連續性的判定方式。
  8. First, we apply the method of galerkin and the fixed theorem of the larey - schauder to prove the existence of the approximate solution. next, we give the priori estimates of the higher order derivatives ( with respect to spa - tial variable and time variable ) of the approximate solution

    首先應用galerkin方法和larey一schaude :不動點定理證明近似解的存在性,然後進行近似解的高階導數的先驗估計(關于空間變量和時間變量) 。
  9. 4. the algorithm solving an optimal control problem governed by a semilinear parabolic equation with the control in the coefficients and source term is studied. the strong variational method which presented by mayne to solve the optimal control of lump parameter system is developed to semilinear parabolic optimal control problem

    4 、把由mayne等所提出的用於求解集中參系統最優控制的強變分法,推廣應用於一類控制變量含于高階導數項系與源項中半線性拋物型系統最優控制之中。
  10. As the cam profile with constant - velocity - constant - acceleration ramp feature and with continuous higher derivative lift feature is widely adopted in the advanced high - speed internal combustion engines, the cam ramp profile is fitted with a reasonable function and the cam - lift profile is fitted with a polynomial function

    考慮到速內燃機的凸輪大多採用具有等加速-等速特徵的緩沖段和高階導數連續特徵的工作段型式,用等加速-等速函擬合緩沖段實測升程據,用整體式次多項式函擬合工作段實測升程據。
  11. Existence of multiple monotone positive solutions for higher order boundary value problems that contain all order derivatives

    含有各微分方程邊值問題三個單調正解的存在性
  12. A quasilinear equation is one in which the highest-order derivative appears linearly.

    高階導數線性地出現的那種方程是準線性方程。
  13. Attribute for limit at derived function of higher order

    關于極限的一個性質
  14. At first, we took the kdv equation and the kdv - burgers equation as examples to point out the fact that it is not necessary to obtain the value of the order of solitary wave solutions by equating the highest nonlinear term and the highest - order partial derivative term in this method. meanwhile, we obtained some exact solitary wave solutions of the kdv - burgers equation

    首先以kdv方程和kdv - burgers方程為例,指出在該方法中,孤立波解的通過平衡非線性方程的非線性項和最高階導數項得到是不必要的,同時也得到了kdv - burgers方程的兩組精確解。
  15. Aiming at the control feature of large ship, the authors designed a 2 - rank derivative multi - step neural network predictive model and the algorithm of the large delay ship ' s course, and presented a fuzzy control autopilot scheme based on the model with rbf neural network and fcmac controller, it solved problems of model online identification and controller online design in traditional adaptive control, so that the high precision output follow - up control of large ship with large delay and uncertain nonlinear features can be realized

    摘要針對大型船舶控制特性,設計了船舶航向的神經網路二多步預測模型及其辨識和預測演算法,提出基於徑向基函神經網路多步預測模型和模糊小腦模型關節神經網路控制器的大時滯船舶航向模糊控制自動舵方案,解決傳統自適應控制中模型的在線辨識和控制器的在線設計問題,以達到對具有大時滯、不確定非線性特性的大型船舶實現精度輸出跟蹤控制。
  16. Using the new technique, the zero, the first and the second differential pas of some persons " blood was measured, the result shows : the new technique is more sensitive than the common pas technique. the pas of many persons " blood has absorption peak around the wavelength of 637nm and 664nm

    並用光聲光譜技術測量了各種人血的零,一,二,實驗表明:光聲光技術比普通光聲吸收光譜技術具有更的檢測靈敏度;許多人的血液的光聲譜在637nm和664nm附近有吸收峰。
  17. From the mathematic character of an one ordered derivative of a compound function equals to zero which leads to the two and three ordered derivatives equal to zero on its corresponding points, the designing principle of a kind of combined mechanism doing high ordered intermission at limit positions was put forward

    摘要從復合函的一等於零,致其二、三在對應點上為零的學特徵中,提出了一類組合機構在極限位置作停歇的設計原理。
  18. Important missing aspects are : turbulent flow, numerical discretization techniques specially the relevant and difficult topic of numerical treatment of advection and related numerical methods of solution, variable property fluids, boundary layers, stability, etc. rather, it focuses on more primitive and fundamental issues of numerical treatment of advective equation and proper formulation of initial boundary value ( ib vp ). numerical problems associated with advective dominated transport include spurious oscillation, numerical dispersion, peak clipping, and grid oriention. however, the key of numerical solution of three - dimensional advective problem is searching for a high - precision interpolating function, which can keep the computational stability and low damping

    3 、針對三維純對流方程提出了實用的擬協調單元模式,並與線性插值模式和協調單元模式比較后表明,在物理量大梯度變化的情況下,線性插值模式會產生較大的值阻尼,致解的失真;協調單元模式具有極的計算精度和良好的計算穩定性,還可較好地克服值阻尼,但由於計及物理量的二項,計算工作量大,邊界條件給定尚存在一定的困難;而擬協調單元模式不僅具有協調單元模式計算精度的優點,還避免了物理量的二項,可大大地減少計算工作量。
  19. Abstract : this paper discusses the conditional problem of the higher order derivatives depending on more than one function, sovles conditional problem of variation of definite integral constraint by using lagrange ' s method of multipliers, and studies the conditional problem of variation of more than one definite integral constrains

    文摘:討論依賴于多個函的泛函的變分問題,並且利用拉格朗日乘子法討論此類泛函的一種書有定積分約束的條件變分問題的解法.最後討論有多個定積分約束的條件變分問題
  20. This paper discusses the conditional problem of the higher order derivatives depending on more than one function, sovles conditional problem of variation of definite integral constraint by using lagranges method of multipliers, and studies the conditional problem of variation of more than one definite integral constrains

    討論依賴于多個函的泛函的變分問題,並且利用拉格朗日乘子法討論此類泛函的一種書有定積分約束的條件變分問題的解法.最後討論有多個定積分約束的條件變分問題
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