approximation method 中文意思是什麼

approximation method 解釋
嘗試法
  • approximation : n. 1. 接近；近似。2. 【數學】近似值。3. 概算，略計。
  • method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. By the polygonal approximation method, a global approximation solution is constructed for the initial - boundary value problem of nonconvex scalar conservation laws with two - side boundary effect, and its convergence to the global weak entropy solution of the corresponding problem is proved

    摘要使用折線逼近法，對具有兩條邊界影響的非凸單個守恆律初邊值問題構造了整體近似解，並證明其收斂到初邊值問題的整體弱熵解。
  2. Application of continued fraction approximation method to slope probabilistic analysis

    函數連分式漸近法在斜坡穩定性概率評價中的應用
  3. A global convergent inexact successive approximation method for mix complementarity problems

    混合互補問題非精確逐次逼近法的全局收斂性
  4. A globally convergent inexact successive approximation method for nonlinear complementarity problems

    非線性互補問題非精確逐次逼近法的全局收斂性
  5. The dissertation proposes originally the idea of decomposing the time - variant load to solve this problem. first, the time - variant load is decomposed into the time - variant load characteristic and the time - variant load model due to the modeling method. second, the multi - curve approximation method is proposed to identify the load parameters, which to a great extent, reduces the effects on the time - variation of the load model from modeling method

    針對負荷的時變性，論文首次提出了將負荷時變性分解的思想，首先將負荷的時變性分解為負荷特性的時變性和由建模方法引起的負荷模型的時變性，然後提出了多曲線擬合參數辨識方法，很大程度上消除了建模方法引起的負荷模型的時變性。
  6. Angular distributions for some interesting states of 12b and 13c have been experimentally measured in hb ( d, p ) and 12c ( d, p ) reactions. the density distributions, rms ( root mean square ) radii, contributions of outside nucleon, etc., of the valence neutrons in these states are extracted by dwba ( distorted wave born approximation ) method and anc ( asymptotic normalization coefficient ) method, respectively

    實驗測量了11b （ d ， p ）和12c （ d ， p ）反應中12b和13c幾個感興趣的核態角分佈，分別用dwba方法和anc方法從角分佈數據中抽取了各核態外層中子的密度分佈、 rms半徑以及外層核子的貢獻等，對這兩種方法作了比較。
  7. The gaussian approximation method used in single traffic cdma system is introduced, at the same time the improved gaussian method also discussed for greater accuracy, when the active user load is small. however, the improved gaussian method needs more complicated calculations

    研究gsc的結構以及其輸入端信號的統計分佈，為我們後面研究多速率擴頻系統分集合併的gsc接收機作一些必要的數學準備。
  8. The simplified gaussian approximation can be obtained, which has almost the same in accuracy but much less calculations than improved gaussian approximation method. the single traffic cdma system in nakagami fading channel with rake receiver is investigated extensively. a closed form ber expression is obtained with arbitrary chip waveforms

    由於在用戶小時其誤差大，改進高斯法可以提高精度，但需要更多的計算時間，少用戶時直擴系統的工程計演算法能夠獲得與改進高斯法相似的精度，但需要的運算量大為減少。
  9. On the basis of analyzing the several traditional algorithms, the efficient design method, the self - initiated weighted least squares ( swls ) combined with adaptive simulated annealing ( asa ), are proposed explicitly for the design of pif. this chebyshev criterion based optimal approximation method has not only very fast computing speed but also high accuracy and good controllability

    在對這些演算法特性分析比較的基礎上，系統完整地提出適用於lcos投影分合色偏振干涉濾光片設計的最高效方法? ?自啟動權值最小二乘演算法（ swls ）結合自適應模擬退火演算法（ asa ） 。
  10. The bose - hubbard model is a basic model which contains main features in the strongly interacting bose systems. various aspects of this and related models were previously investigated analytically by quantum monte carlo method ( qmcm ), mean - field approximation method and so on

    本文利用玻色子算符的微分實現來重新構造bose - hubbard模型的哈密頓量，並展開對一維bose - hubbard模型精確數值解的研究。
  11. Second part, using approximation method and implicit function theorem, we obtain the existence of large amplitude 2 - periodic bouncing for damped linear impact osillator with mutiple impacts in one period

    在第二部分里，我們運用逼近框架與隱函數定理，對于帶小阻尼的線性碰撞振子，證明了在一周期內發生多次碰撞的大振幅2 -周期解的存在性。
  12. Kernel approximation method

    核近似法
  13. In this thesis, we use the random - matrix - theory to revise the following calculating methods : ( 1 ) the heat capacity and the spin susceptibility of the normal metallic small particles ; ( 2 ) the heat capacity of the conventional metallic small particles at the low temperature using the mean field approximation method ; ( 3 ) the heat capacity of the conventional metallic small particles at the vicinity of the critical temperature using the static path approximation method

    本文採用隨機矩陣理論，計算了： （ 1 ）正常態金屬小粒子的電子熱容和順磁磁化率。 （ 2 ）在平均場近似下，計算了超導金屬小粒子低溫區的電子熱容。 （ 3 ）在靜態路徑近似下，計算了超導金屬小粒子轉變溫區的電子熱容。
  14. Piecewise approximation method

    逐段漸近法
  15. The main design procedure involves the use of a feasible approximation method to establish a finite - dimensional and interconnected nonlinear dynamics, and then utilize the cascaded nonlinear feedback design for achieving uniform output regulation

    主要設計方式擬先採用可行近似方法建立一有限次元及內都串聯的非線性動態，接著利用串級非線性回饋控制設計使得均一輸出能規則化。
  16. Based on the fourier series digital approximation method, the optimal design of flat - top and high isolation pass band frequency response interleaver has been studied. at last a solution of high isolation ( > 45db )

    用傅立葉級數展開數值逼近的方法進行了高隔離度平頂通帶頻響全光纖奇偶交錯濾波器的優化設計，提出了隔離度大於45db通帶平坦濾波器的製作方案。
  17. Secondly, as for degree reduction of interval rational bezier curves, two methods are given : pseudo linear programming method ( plpm ) and pseudo optimal approximation method ( poam )

    接下來對區間有理bezier曲線，給出兩種降階逼近演算法：擬線性規劃法（ plpm ）和擬最優逼近法（ poam ） 。
  18. Solving a prone projectile problem in the northern hemisphere using successive approximation method

    用逐次逼近法求解北半球斜上拋體問題
  19. The quadratic programming perturbation approximation method for the linear programming problem

    求解線性規劃問題的二次規劃攝動逼近法
  20. Secondly, analysed the approach model, described circular arc approximation method, approaching blade curved surface with this method and realized raise of the approach speed

    其次，分析了逼近模型，推導了單圓弧逼近方法，用這一方法來逼近葉片曲面，提高了逼近速度。
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