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Definition of data, information and knowledge in data mining

Definition of data, information and knowledge in data mining

Data is any facts, numbers, or text that can be processed by a computer. at this time, the accumulated growth in the amount of data runs quickly in different formats and databases. these data, among others, are

  • Operational or transactional data, such as sales, inventory, payroll, accounting, and so forth.
  • Non-operational data, such as industry sales, forecasting, and macroeconomic data.
  • Metadata is data about the data itself, such as database logic design or data dictionary definition.

While information is a pattern, association, or relationship between all data that can provide information. For example, retail point analysis of sales transaction data can yield information about what products should be sold and when to sell them.
Definition of data, information and knowledge in data mining

Information can be converted into knowledge of historical patterns and future trends. For example, a summary of information on supermarket retail sales can be analyzed in relation to promotional efforts to provide knowledge about consumer behavior in buying. Thus, producers or resellers can determine which items are most vulnerable to promotional efforts.
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