Data in Data Mining Data: a collection of facts usually obtained as the result of experiences, observations, or experiments Data may consist of numbers, words, images, Data: lowest level of abstraction(from which information and knowledge are derived) Data DM with different data types? Structured CAved or-Other data types? Semi-Structure Categorical Numerical Textual Multimedia HTMU/XML Nominal Ordinal Interval Copynight@ 2014 Pearson Education, Inc Slide 4-11Copyright © 2014 Pearson Education, Inc. Slide 4- 11 Data in Data Mining ▪ Data: a collection of facts usually obtained as the result of experiences, observations, or experiments. ▪ Data may consist of numbers, words, images, … ▪ Data: lowest level of abstraction (from which information and knowledge are derived). - DM with different data types? - Other data types? Data Categorical Numerical Nominal Ordinal Interval Ratio Structured Unstructured or Semi-Structured Textual Multimedia HTML/XML