def METHOD_NAME(self, filename):
    import xml.etree.ElementTree as et
    tree = et.parse(filename)
    root = tree.getroot()
    sr = float(root.find('data').find('model').get('sampleRate'))
    points = []
    for point in root.find('data').find('dataset'):
        points.append(float(point.get('frame')) / sr)
    return points