Methods and Applications of Signal Processing in Seismic Network Operations

Extraction of small seismic signal by state space modeling.- Multivariate time series model to estimate arrival times of S waves.- Automatic interpretation of regional short period seismic signals using CUSUM-SA algorithms.- Application of Autoregressive processing to the analysis of seismograms.- Hi-net: High sensitivity seismograph network, Japan.- A PC-based computer package for automatic detection and location of earthquakes: Application to a seismic network in eastern sicity (Italy).- The SIL seismological data acquisition system —As operated in Iceland and in Sweden—.- Microearthquake analysis at local seismic networks in Iceland and Sweden and earthquake precursors.- Single station real-time P and S phase pickers for seismic observatories.- Recognizing explosion sites using self-organizing properties of their temporal and spatial shooting practice.- Automatic hypocenter location at times of extremely high seismic activity.- Application of pattern recognition to seismic event discrimination.- Extraction of hydrological anomalies related to earthquakes.- On the realtime monitoring of the long-period seismic wavefield.