Natural Language Processing

• A chatbot makes use of natural language processing.
• Natural languages include English, French, and Urdu, while computer languages (like C and Java) are formal languages.
• There has been a lot of research in NLP, and there have been some solid advances over the years.
• Spell checking is an example, but so is machine translation, text extraction, and conversational agents.
• Other areas, like information retrieval, also take advantage of NLP techniques.
• There are lots of NLP techniques, but it can be subdivided into:
  • Lexicon
  • Syntax
  • Semantics
  • Dialogue
• Note this is just text based understanding. There are extra bits for speech, and for production.