An empirical validation of software cost estimation models
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PROMISE '05 Proceedings of the 2005 workshop on Predictor models in software engineering
Feature subset selection can improve software cost estimation accuracy
PROMISE '05 Proceedings of the 2005 workshop on Predictor models in software engineering
A comparative study of attribute weighting heuristics for effort estimation by analogy
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IEEE Transactions on Software Engineering
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IMPROVING THE PREDICTION ACCURACY OF SOFTWARE DEVELOPMENT COST MODELS
Journal of Integrated Design & Process Science
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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.