code: def to_nominal(x):
      """Conversion from one-hot encoding to nominal"""
      return np.argmax(x, axis=1)
  
file_path: ML-From-Scratch/mlfromscratch/utils/data_manipulation.py
imports: from __future__ import division
  from itertools import combinations_with_replacement
  import numpy
  import math
  import sys
label_desc: Use image node_id 11 for calling a global function with example usage: to_nominal(x) and returns: np