def METHOD_NAME(self):
    # back to back tests from old svn repository:
    input = readVector(join(filedir(), 'warpedlpc', 'input.txt'))
    expected = readVector(join(filedir(), 'warpedlpc', 'output.txt'))
    c, r = LPC(order=4, type='warped')(input)
    self.assertAlmostEqualVector(array(c), expected, 5e-6)