COG SCI 1 Lecture Notes - Lecture 11: Machine Translation, Sentiment Analysis, Machine Learning
Document Summary
Nlp is the field of computer science that deals with the interactions between human language and computers. To program computers to understand language, we must understand the mind. Input and output: tag with noun or verb or whatever grammar thing that word is. Eliza: a computer program created at mit ai lab in 1960. No knowledge of the structure or meaning of the input. Remembers things and interacts more like a person. Can"t recognize emotions so don"t know what"s appropriate or not. Only alive for 12 hours because it learned so much and became. Sentiment analysis too offensive during that time. Extract subjective information usually from a set of documents, often using online reviews to determine polarity about specific objects. It is useful for identifying trends of public opinion in the social media, for the purpose of marketing. Words in one language is not in another language. Inability to interpret emotions leads to undesired consequences (tay)
