Finding the Right Data for Software Cost Modeling

  • Authors:
  • Zhihao Chen;Barry Boehm;Tim Menzies;Daniel Port

  • Affiliations:
  • University of Southern California;University of Southern California;Portland State University;University of Hawaii

  • Venue:
  • IEEE Software
  • Year:
  • 2005

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Abstract

Strange to say, when building a software cost model, sometimes it's useful to ignore much of the available cost data. One way to do this is to perform data-pruning experiments after data collection and before model building. Experiments involving a set of Unix scripts that employ a variable-subtraction algorithm from the WEKA (Waikato Environment for Knowledge Analysis) data-mining toolkit illustrate this approach's effectiveness.This article is part of a special issue on predictor modeling.