Functions on earthquake flow

Outline

General scheme

Counts on earthquake sequence

Functions of rate of activity

Function K

Function L

Functions of activity

Function L: Necessary modification

S(t)

S is proportional to

Normalized counts of S(t)

Function G

Function G: alternative definition

Variation of seismic activity

V(t m,s,u)

Average depth

Clustering of earthquakes

Entropy

Active zone size

AZS in seismic regions

Spatial correlation dimension

Correlation dimension vs. Clustering

Long-range interaction of earthquakes

Precursor ROC

Pattern Accord

Seismic Reversal

Normalization of functions

Magnitude cutoff

Percentile cutoff

Some References