Chapter 6. Data Preparation

  1. Carlo Vercellis

Published Online: 17 MAR 2009

DOI: 10.1002/9780470753866.ch6

Business Intelligence: Data Mining and Optimization for Decision Making

Business Intelligence: Data Mining and Optimization for Decision Making

How to Cite

Vercellis, C. (2009) Data Preparation, in Business Intelligence: Data Mining and Optimization for Decision Making, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470753866.ch6

Author Information

  1. Politecnico di Milano, Italy

Publication History

  1. Published Online: 17 MAR 2009
  2. Published Print: 20 MAR 2009

ISBN Information

Print ISBN: 9780470511381

Online ISBN: 9780470753866

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Keywords:

  • business intelligence systems and mathematical models for decision making and input data;
  • high quality dataset for business intelligence and data mining analysis;
  • quality of input data - unsatisfactory due to incompleteness, noise and inconsistency;
  • data transformation;
  • preventive standardization of data or normalization;
  • data reduction;
  • feature selection or feature reduction and eliminating variables;
  • Principal component analysis (PCA) - technique of attribute reduction;
  • hierarchical discretization

Summary

This chapter contains sections titled:

  • Data validation

  • Data transformation

  • Data reduction