@misc{Ząbkowski_Tomasz_Klasyfikacja_2009, author={Ząbkowski, Tomasz and Szczęsny, Wiesław}, year={2009}, rights={Wszystkie prawa zastrzeżone (Copyright)}, publisher={Wydawnictwo Uniwersytetu Ekonomicznego we Wrocławiu}, description={Prace Naukowe Uniwersytetu Ekonomicznego we Wrocławiu = Research Papers of Wrocław University of Economics; 2009; Nr 47, s. 123-131}, language={pol}, abstract={The article presents an application of classification methods (decision trees and decision trees with boosting) for customer insolvency problem on the example of the telecommunication market. Based on characteristics of the customers, models to estimate their credit risk were proposed. Five groups of the customers were proposed based on employment status. The results confirm the usefulness and high performance of the methods proposed. The approach to analyze customers in groups can be considered as a good method for more effective revenue assurance. (original abstract)}, type={artykuł}, title={Klasyfikacja ryzyka niewypłacalności klientów w telekomunikacji}, }