What Is Data Mining? o Data mining(knowledge discovery in databases) Extraction of interesting (non-trivial, implicit previously unknown and potentially useful) information or patterns from data in large databases o Alternative names and their inside stories a Data mining: a misnomer? Knowledge discovery(mining) in databases(KDD), knowledge extraction, data/pattern analysis, information harvesting business intelligence, eto What is not data mining? (Deductive) query processing Expert systems or small ML/statistical programs 1515 What Is Data Mining? Data mining (knowledge discovery in databases): ◼ Extraction of interesting (non-trivial, implicit, previously unknown and potentially useful) information or patterns from data in large databases Alternative names and their “inside stories”: ◼ Data mining: a misnomer? ◼ Knowledge discovery(mining) in databases (KDD), knowledge extraction, data/pattern analysis, information harvesting, business intelligence, etc. What is not data mining? ◼ (Deductive) query processing. ◼ Expert systems or small ML/statistical programs