ppinit {spatial} | R Documentation

## Read a Point Process Object from a File

### Description

Read a file in standard format and create a point process object.

### Usage

    ppinit(file)

### Arguments

`file` | string giving file name

### Details

The file should contain

the number of points a header (ignored) xl xu yl yu scale x y (repeated n times)

### Value

pp object with components `x`, `y`, `xl`, `xu`, `yl`, `yu`

### Side Effects

Calls `ppregion` to set the domain.

### See Also

`ppregion`

### Examples

    towns <- ppinit("towns.dat")
    par(pty="s")
    plot(Kfn(towns, 10), type="b", xlab="distance", ylab="L(t)")