Summary

Licensing

I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

 This plot was created with gnuplot by n.Category:PNG created with Gnuplot#Shepard%20interpolation.png

Data generation (perl)

#!/usr/bin/perl -w

$n=40;
$p=0.1;
srand(6);
for ($i = 0; $i < $n; ++$i) {
    $x = rand(1);
    $y = rand(1);
    $v = (rand(1) < $p) ? 1 : 0;
    print("$x $y $v\n");
}