R: Hudson Net Plot

hudson.net {RFOC} | R Documentation

## Hudson Net Plot

### Description

Plot a Hudson plot as preparation for plotting T-k values for focal mechanisms.

### Usage

    hudson.net(add = FALSE, POINTS = TRUE, TEXT = TRUE,
         colint = "grey", colext = "black")

### Arguments

`add` | logical, TRUE=add to existing plot
`POINTS` | logical, TRUE=add points
`TEXT` | logical, TRUE=add points
`colint` | color for interior lines
`colext` | color for exterior lines

### Details

Draws a T-k plot for moment tensors

### Value

Graphical Side effects

### Author(s)

Jonathan M. Lees<jonathan.lees@unc.edu>

### References

Hudson, J.A., Pearce, R.G. and Rogers, R.M., 1989. Source time plot for inversion of the moment tensor, J. Geophys. Res., 94(B1), 765-774.

### See Also

hudson.plot

### Examples

    hudson.net()

    Mtens <- c(-0.412, 0.084, 0.328 ,0.398, -1.239, 1.058)

    M1 <-  matrix(c(Mtens[1], Mtens[4], Mtens[5], Mtens[4],
    Mtens[2], Mtens[6], Mtens[5],Mtens[6], Mtens[3]), ncol=3, nrow=3,
    byrow=TRUE)

    E1 <-  eigen(M1)

    hudson.plot(E1$values)

[Package RFOC version 3.4-3 Index]