Two different definitions of mining Goal-oriented (effectiveness driven) Any process that generates useful results that are non- obvious is called"mining Keywords: useful+ non-obvious Data isnt necessarily massive Method-oriented (efficiency driven) Any process that involves extracting information from massive data is called"mining Keywords: "massive"+"pattern Patterns aren' t necessarily useful CSoUVa CS6501: Text MiningTwo different definitions of mining • Goal-oriented (effectiveness driven) – Any process that generates useful results that are non￾obvious is called “mining”. – Keywords: “useful” + “non-obvious” – Data isn’t necessarily massive • Method-oriented (efficiency driven) – Any process that involves extracting information from massive data is called “mining” – Keywords: “massive” + “pattern” – Patterns aren’t necessarily useful CS@UVa CS6501: Text Mining 3