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Difference Filter and its Application in Separating Periodic Components of Polar Motion

Published online by Cambridge University Press:  07 August 2017

Zheng-Xin Li  and
Chang-Xia Qian
Zheng-Xin Li
Affiliation:
Shanghai Observatory Shanghai 200030, China
Chang-Xia Qian
Affiliation:
Shanghai Observatory Shanghai 200030, China

Abstract

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A new filtering method, in which the difference of second order is used to filter a time series of equal interval, and an example of its application on the separation of Annual and Chandler wobbles of polar motion are given in the paper.

Type
Impact on Geodynamics
Information
Symposium - International Astronomical Union , Volume 156: Developments in Astrometry and their Impacts on Astrophysics , 1993 , pp. 285 - 290
Copyright
Copyright © Kluwer 

References

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