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Fractal analysis of the ULF geomagnetic data obtained at Izu Peninsula,Japan in relation to the nearby earthquake swarm of June–August 2000
Fractal analysis ULF geomagnetic data Izu Peninsula nearby earthquake swarm
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2009/12/11
In our recent papers we applied fractal methods to extract the earthquake precursory signatures from scaling characteristics of the ULF geomagnetic data, obtained in a seismic active region of Guam Is...
Multifractal analysis for the ULF geomagnetic data during the 1993 Guam earthquake
Multifractal analysis ULF geomagnetic data Guam earthquake
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2009/11/9
In our previous papers we have shown that the fractal (monofractal) dimension (Do) showed a significant increase before the Guam earthquake occurred on 8 August, 1993. In order to have a further suppo...
An attempt to find precursors in the ULF geomagnetic data by means of flicker noise spectroscopy
ULF geomagnetic data means of flicker noise spectroscopy
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2009/11/9
The flicker noise spectroscopy which is a new phenomenological method for the retrieval of information contained in chaotic time signals, is based on the analysis of recognizable irregularities (pulse...
Principal component analysis and singular spectrum analysis of ULF geomagnetic data associated with earthquakes
Principal component analysis singular spectrum analysis ULF geomagnetic data
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2009/12/29
In order to extract any ULF signature associated with earthquakes, the principal component analysis (PCA) and singular spectral analysis (SSA) have been performed to investigate the possibility of dis...