code: def Eigengap(S):
      S = sorted(S)
      return np.diff(S)
  
file_path: espnet/egs/libri_css/asr1/diarization/spec_clust.py
imports: import argparse
  import numpy
  import scipy
  from kaldiio import ReadHelper
  from sklearn.cluster import SpectralClustering
label_desc: Use image node_id 8 for calling a global function with example usage: Eigengap(S) and returns: np