Data vs. information ◆ Concep Data: recorded facts Information patterns underlying the data o Society produces huge amounts of data Sources from business, science, medicine economics, geography, environment, sports, Potentially valuable resource Raw data is useless: need techniques to automatically extract information from it 1313 Data vs. information Concept ◼ Data: recorded facts ◼ Information: patterns underlying the data. Society produces huge amounts of data. Sources from business, science, medicine, economics, geography, environment, sports, … ◼ Potentially valuable resource. ◼ Raw data is useless: need techniques to automatically extract information from it