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- X.-G. Hu, L.-T. Liu, J. Hinderer, H. T. Hsu
- 2006

The importance of the reduction of atmospheric pressure effects becomes very clear when investigating seismic normal-mode spectra below 1.5 mHz. The usual simple correction method consists in subtracting a term converted from local atmospheric pressure (pressure multiplied by a frequency-independent admittance) from the gravity record in time domain. Thus,… (More)

- M. R. Garey, D. S. Johnson, +4 authors H. T. Hsu
- 1995

- Harry T. Hsu
- J. ACM
- 1975

It lS found that Moyles and Thompson's algorithm contains some mistakes. An efficmnt algorLthm for finding a mlmmal eqmvalent graph (MEG) is presented The algorithm proceeds with the following steps First, all the strongly connected (s c) components are found. Then the set of vertmes is reordered such that the set of vertices in an s c component is ordered… (More)

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