CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 1992, Vol. 9 ›› Issue (S2): 768-770.

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TWO WAYS TO PERFORM INITIAL DATA GRID-SPECTRAL TRANSFORM

Lu Xianchi, He Bin   

  1. Department of Geophysics, Beijing University, Beijing, 100871
  • Received:1992-05-06 Online:1992-12-31 Published:1992-12-31

Abstract: The interpolation method and the direct transform method were used to perform initial data grid-spectral transform, and it is shown that the latter one, with somewhat more computation operations, is more suitable to calculate spectral coefficients with much higher accuracy.