Class: Nlp

Inherits:
Object
  • Object
show all
Defined in:
lib/nlp.rb

Class Method Summary collapse

Class Method Details

.closest_sentence(string, sentences) ⇒ Object

TODO: use real NLP, not this silly chunk of code



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# File 'lib/nlp.rb', line 4

def closest_sentence(string, sentences)
  string_tokens = split_into_tokens(string)
  string_tokens_size = string_tokens.size
  closest_sentence = nil
  closest_sentence_size = 0
  sentences.each do |sentence|
    sentence_tokens = split_into_tokens(sentence)
    common_tokens = string_tokens & sentence_tokens
    bigger_sentence_size = [sentence_tokens.size, string_tokens_size].max
    if bigger_sentence_size - common_tokens.size == 1 && bigger_sentence_size > closest_sentence_size
      closest_sentence = sentence
      closest_sentence_size = bigger_sentence_size
    end
  end
  closest_sentence
end

.split_into_tokens(string) ⇒ Object 



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# File 'lib/nlp.rb', line 21

def split_into_tokens(string)
  string.gsub('?', '').downcase.split
end