Cross Correlation
Cross correlation of two signals
xcor2(a1, a2, DT, PLOT = FALSE, LAG = 100)
a1 |
input signal 1 |
a2 |
input signal 1 |
DT |
deltaT in seconds |
PLOT |
logical TRUE=plot |
LAG |
time lag for correlation function |
Illustrates the cross correlation of two time series.
ccf |
Return list from function ccf |
mlag |
maximum lag in time |
mccx |
value of ccf at max lag mlag |
mlag2 |
maximum absolute value lag |
mccx2 |
value of ccf at mlag2 |
Jonathan M. Lees<jonathan.lees.edu>
ccf
data(CE1) ts1 <- CE1$y[CE1$x>5.443754 & CE1$x<5.615951] ts2 <- CE1$y[CE1$x>5.760959] ts2 <- ts2[1:length(ts1)] ts1 <- ts1-mean(ts1) ts2 <- ts2-mean(ts2) xc <- xcor2(ts1, ts2, CE1$dt , PLOT = TRUE)
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