/**
* Given a set of data ($points) and a point($force), perform a least squares
* regression of the data, such that the regression is forced to pass through
* the specified point.
*
* This procedure is most frequently used with $force = [0,0], the origin.
*
* @param array $points
* @param array $force Point to force regression line through (default: origin)
*/
public function __construct(array $points, array $force = [0, 0])
{
$this->v = $force[0];
$this->w = $force[1];
parent::__construct($points);
}
/**
* @param array $points
* @param array $ws Weights
*/
public function __construct(array $points, array $ws)
{
$this->ws = $ws;
parent::__construct($points);
}
