extrapolation 中文意思是什麼

extrapolation 解釋
推演
  1. Because aitken transform can not converge in many conditions, this paper presents an improved algorithm fnn - aitken extrapolation algorithm by analysis the reason of instability

    為了彌補該演算法的缺陷，本文在分析了該演算法不穩定性的根源后提出了改進演算法fnn - aitkenextrapolation 。
  2. Extrapolation method, composed of aitken extrapolation and eigenvalues - based algorithm mainly, can notably reduce iterations commonly. aitken extrapolation algorithm use aitken transform to reduce iterations

    Aitkenextrapolation演算法使用aitken變換以減少迭代次數，但aitken變換在多數情況下無法確保演算法收斂。
  3. Compared with aitken extrapolation, eigenvalues - based algorithm bypass aitken transform and perform more effectively than aitken extrapolation algorithm theoretically in the process of iterating hyperlink - based markov matrix

    與aitkenextrapolation演算法相比，基於特徵值求解的演算法不藉助aitken變換，而通過特徵值直接求解馬爾可夫超鏈接矩陣的主特徵向量，從理論上比aitkenextrapolation演算法更高效。
  4. For the purpose of saving running time of iterations, this paper apply adaptive method to aitken extrapolation algorithm and eigenvalues - based algorithm respectively. experimental results elementarily show that these two new algorithms can speed up the performance of iterations

    本文將adaptive方法分別與基於特徵值直接求解演算法和aitkenextrapolation演算法相結合，實驗結果初步證明了這兩個新演算法能夠縮短迭代時間。
  5. On the basis of the study on the speech coder algorithms, paper describe an advanced method of developing dsp system software, and as the guidlines, we developed the programme of whole decoder unit. paper stress on analysis of the ecu in decoder unit. aiming at amr algorithms disadvantage of angularity of synthetical speech, paper study on the specutral extrapolation which apply to extrapolate reflect coefficient of track model to make error conceal processing of amr. at last paper analyze existing echo cancellation algorithms using on mobile communication system

    在此基礎上，描述了一種較為先進的大型dsp系統程序開發策略，並以此為指導思想，以美國ti公司c6000dsp開發平臺開發出了整個amr解碼器單元的系統程序。論文對amr解碼器的誤碼隱藏處理單元進行了重點分析，針對原有演算法合成語音自然度不好的缺點，論文研究了將譜外推法應用到amr演算法中外推出聲道模型反射系數參數進行誤碼消除處理。
  6. 2. a frequency extrapolation scheme is developed to effectively predict radar cross section using floating genetic algorithm based on the geometrical theory of diffraction ( gtd ) model. the threshold discrete fourier transform ( tdft ) is introduced for the data compression in angle domain

    在目標散射中心建模方面，我們將浮點型遺傳演算法（ fga ）應用於實際人工目標的gtd模型參數的抽取，利用所抽取的模型參數完成了雷達散射截面rcs的頻率擴展以及數據壓縮，並利用擴展的數據提高了距離解析度。
  7. At the macroscopic level, an ideal gas is defined by a process of extrapolation.

    從宏觀角度看，理想氣體的定義是由推論而得來的。
  8. It is necessary to make large extrapolation in order to draw boundaries around a few small outcrops.

    為了畫出一些小塊露頭周圍的界線，有必要進行大量的外推。
  9. Corrosion action slope cable used in cable - stayed bridge in different corrosion medium such as synthesis sea water, solution nacl and simulation acid rain are studied by electrochemical method, for example, linear polarization, tafel extrapolation and ac impedance method

    對此，本論文以人造海水、 nacl溶液、模擬酸雨作為腐蝕介質，針對不同類型的鋼絞線，採用線性極化法、 tafel外推法和交流阻抗法等電化學方法研究斜拉橋拉索結構中鋼絞線在不同介質中的腐蝕行為。
  10. One is the non - orthogonal gabor - daubechies frame, or g - d frame, a complete set of discrete window fourier functions which are constructed by space - shifting and harmonically modulating a gaussian window. although a g - d frame is not an orthogonal basis, it bears considerable advantages for the study of physical problems, especially those related to the wave field extrapolation, due to the optimal localization properties of the gaussian window function under the heisenberg uncertainty principle

    其一為將高斯窗函數經平移和調制而構成的一組窗口富里葉框架（ gabor - daubechies框架，或g - d框架）基本函數，另一種為在富里葉分析和小波包理論基礎上發展起來的局部餘弦基函數。
  11. Based on the firsthand observation information obtained from air observation, this paper gived a second extrapolation to aircraft possible flight path and made checks on targets relativity by the method of utility function overall evaluation, accomplished the data fusion of targets information, and resolved the problem of relating of air observation information fusion and flight path extrapolation

    摘要在得到對空觀察哨直接觀測信息的基礎上，對目標可能航向進行二次外推，並利用效用函數綜合評估法對目標相關性進行檢驗，完成對目標信息的融合，解決了觀察哨情報數據關聯和航跡外推問題。
  12. Extrapolation theorem of interpolation spaces byapproximation

    插補空間的逼近外推定理
  13. Application of richardson extrapolation technique in electromagnetic scattering

    外推技術及其在電磁散射中的應用
  14. In the process of constructing the 3d - lut, the inverse uniformity technology and extrapolation technology are used to make the three dimensional interpolation process more simple and effective. finally, the 3d - lut technology is applied to fulfill the process of the color calibration

    在三維查找表的建表過程中應用外推技術避免了三維插值的邊界特殊處理，提高了處理速度；應用反向均勻化技術使得三維插值過程簡單、高效。
  15. Testing of textiles ; determination of the ph value of fibre materials, method of extrapolation

    紡織品的檢驗.用外推法測定纖維材料的ph值
  16. In brief : one cannot reliably predict the rate of technological progress by extrapolation

    簡單地說，人們不可能以外推法可靠地預言技術進展速度。
  17. The results show that all the orders of the stress singularities at the interface edge can be determined precisely, and the related stress intenisity coefficients can also be determined by extrapolation method

    計算結果表明，本方法可以精確地求得振蕩應力奇異性次數，並且與奇異性對應的復應力強度系數也可以很方便地應用外插法得到。
  18. For this regime, the heat transfer is usually predicted by the linear interpolation or extrapolation of the results of turbulent and / or laminar regimes, associated with great uncertainty in the evaluation of the performance of heat transfer

    現階段人們在實際計算中，往往採用線性內插法或延伸湍流區和層流區傳熱曲線的方法，從而使結果存在很大的不確定性。
  19. That gives it a wide appeal, for, as its author argues persuasively, berlusconi - ism is the extrapolation to grotesque extremes of a phenomenon that has gradually, and all too imperceptibly, become widespread

    這也是本書獨具魅力之所在，因為誠如作者很有說服力地論證的那樣， 「貝魯斯科尼主義」是對某種現象怪誕至極時的推論，這種現象日趨普遍而所有人卻都渾然不覺。
  20. Lin qun, finite element method : accuracy and extrapolation ( to appear )

    朱起定，林群，有限元超收斂理論，湖南科技出版社，長沙， 1989
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