Data Pre-processing

Beschreibung

Mindmap am Data Pre-processing, erstellt von chottuajith7 am 19/02/2015.
chottuajith7
Mindmap von chottuajith7, aktualisiert more than 1 year ago
chottuajith7
Erstellt von chottuajith7 vor fast 11 Jahre
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Zusammenfassung der Ressource

Data Pre-processing
  1. Why Preprocess the Data?
    1. Data Cleaning
      1. Missing Values
        1. Noisy Data
          1. Data Cleaning as a Process
          2. Data Integration and Transformation
            1. Data Integration
              1. Data Transformation
                1. Smoothing
                  1. Aggregation
                    1. Generalization
                      1. Normalization
                        1. Attribute construction
                      2. Data Reduction
                        1. Data Cube Aggregation
                          1. Attribute Subset Selection
                            1. Dimensionality Reduction
                              1. Numerosity Reduction
                              2. Data Discretization and Concept Hierarchy Generation
                                1. Discretization and Concept Hierarchy Generation for Numerical Data
                                  1. Concept Hierarchy Generation for Categorical Data
                                  Zusammenfassung anzeigen Zusammenfassung ausblenden

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