metric.py 文件源码

def insertion_rate(Nref, Ninsertions, eps=numpy.spacing(1)):
    """Insertion rate

    Parameters
    ----------
    Nref : int >=0
        Number of entries in the reference

    Ninsertions : int >=0
        Number of insertions

    eps : float
        eps
        (Default value=numpy.spacing(1))

    Returns
    -------
    insertion_rate: float
        Insertion rate

    """

    return float(Ninsertions / (Nref + eps))