Data Pre-processing

Descrição

Mapa Mental sobre Data Pre-processing, criado por chottuajith7 em 19-02-2015.
chottuajith7
Mapa Mental por chottuajith7, atualizado more than 1 year ago
chottuajith7
Criado por chottuajith7 quase 11 anos atrás
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Resumo de Recurso

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