code: def GetProbTranMat(self, Ak):
      probTranMat = np.log(
          Ak / np.tile(np.sum(Ak, axis=0), (self.node_size, 1))
      ) - np.log(1.0 / self.node_size)
      probTranMat[probTranMat < 0] = 0
      probTranMat[probTranMat == np.nan] = 0
      return probTranMat
  
file_path: OpenNE/src/openne/grarep.py
imports: import math
  import numpy
  from numpy import linalg
  from sklearn.preprocessing import normalize
label_desc: Use image node_id 3 for calling the GraRep obj's underlying member method code with example usage: obj.GetProbTranMat(Ak) and returns: probTranMat