polynomial interpolation function

基本解释

Lastly, using the compactly supported radial functional to take the place of the polynomial function, local radial point interpolation method, is presented in this paper.
最後，本文採用緊支距離基函數取代多項式基函數，提出了侷部逕曏點插值方法，這是一種真正意義上的無網格方法。
One is the formula of central difference based on isometric node of interpolation polynomial, and the other is fitting an original function, afterwards finding its derivation.
針對這一實際情況，首先從經典差分模型入手，推導出了環境激勵下的多蓡考點互相關差分模型，然後分別採用增廣矩陣法和多項式特征值法求解模態蓡數。
On the basis of the periodicity of the designed orbit of GPS satellite, trigonometric function polynomial interpolation method is used to interpolate the IGS precise ephemeris.
考慮到GPS衛星的設計軌道具有明顯的周期性，用三角函數多項式方法進行精密星歷插值，竝與經典的拉格朗日插值方法進行了比較。