code: def get_score_deltas(self, cat_word_counts, not_cat_word_counts):
      cat_scores = ScaledFScorePresets.get_scores_for_category(
          self, cat_word_counts, not_cat_word_counts
      )
      not_cat_scores = ScaledFScorePresets.get_scores_for_category(
          self, not_cat_word_counts, cat_word_counts
      )
      return np.log(cat_scores) - np.log(not_cat_scores)
  
imports: from abc import ABC, abstractmethod
  import numpy
  import pandas
  from scipy.stats import norm, rankdata
  from scattertext.Common import DEFAULT_SCALER_ALGO, DEFAULT_BETA
label_desc: Use image node_id 4 for calling the ScaledFZScore obj's underlying member method code with example usage: obj.get_score_deltas(cat_word_counts, not_cat_word_counts) and returns: unknown