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Progress in Earth and Planetary Science
Fig. 17 | Progress in Earth and Planetary Science

Fig. 17

From: Identification of hydrogeological evolution using hydrogeology-seismology analysis of groundwater head fluctuation related to the 1999 MW = 7.5 Chi-Chi earthquake

Fig. 17

The decomposed post-seismic measured groundwater heads for zone SC2 by different filtration analysis methods: a PCA and b level-3 wavelet transform comparing to the measured geophysical data from c ML tide station and d TC barometer station. (Note: The coordinates for the solid lines are on the left, whereas the coordinates for the dotted lines are on the right.)

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