synthetic.py 文件源码

def warpedSeq(seq, sameLength=True, useI=True, **kwargs):
    path = randWarpingPath(len(seq), **kwargs) # list of (i,j) pairs
    idxs_i, idxs_j = zip(*path) # tuple of i vals, tuple of j vals
    idxs = idxs_i if useI else idxs_j # use i idxs or j idxs
    warped = seq[np.asarray(idxs)]
    if sameLength:
        warped = signal.resample(warped, len(seq))
    return warped