wordFrequencyProbability function Null safety

Map<String, double> wordFrequencyProbability(
  1. TokenizationOutput tokenOut

Word probability calculation - Word Frequency.

This function is used to calculate the probability of a word to be the main topic (important score) Could be used to calculate Term Frequency - document exclusive


Map<String, double> wordFrequencyProbability(TokenizationOutput tokenOut) {
  Map<String, double> wordsProbability = {};

  tokenOut.bagOfWords.forEach((key, val) {
    wordsProbability[key] = val / tokenOut.totalNumberOfWords;

  return wordsProbability;