data mining knowledge


What is Knowledge Discovery

Some people treat data mining same as Knowledge discovery while some people view data mining essential step in process of knowledge discovery. Here is the list of steps involved in knowledge discovery process:

  • Data Cleaning – In this step the noise and inconsistent data is removed.
  • Data Integration – In this step multiple data sources are combined.
  • Data Selection – In this step relevant to the analysis task are retrieved from the database.
  • Data Transformation – In this step data are transformed or consolidated into forms appropriate for mining by performing summary or aggregation operations.
  • Data Mining – In this step intelligent methods are applied in order to extract data patterns.
  • Pattern Evaluation – In this step, data patterns are evaluated.
  • Knowledge Presentation – In this step,knowledge is represented.


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