public function testDBSCANSamplesClustering()
{
$samples = [[1, 1], [8, 7], [1, 2], [7, 8], [2, 1], [8, 9]];
$clustered = [[[1, 1], [1, 2], [2, 1]], [[8, 7], [7, 8], [8, 9]]];
$dbscan = new DBSCAN($epsilon = 2, $minSamples = 3);
$this->assertEquals($clustered, $dbscan->cluster($samples));
$samples = [[1, 1], [6, 6], [1, -1], [5, 6], [-1, -1], [7, 8], [-1, 1], [7, 7]];
$clustered = [[[1, 1], [1, -1], [-1, -1], [-1, 1]], [[6, 6], [5, 6], [7, 8], [7, 7]]];
$dbscan = new DBSCAN($epsilon = 3, $minSamples = 4);
$this->assertEquals($clustered, $dbscan->cluster($samples));
}
