@Test
// Same test as above for quadratic interpolation
public void smoothedNoisySinusoidQuadratic() {

	int width = noisySinusoid.length / 3;
	LoessSmoother loess = new LoessSmoother.Builder().setWidth(width).setDegree(2).setData(noisySinusoid).build();
	double[] y = loess.smooth();
	for (int i = 0; i < y.length; ++i)
		assertEquals("Smoothed points match test values", smoothedNoisySinusoidQuadratic[i], y[i], 1.0e-8);
}