An Approach to Imbalanced Data Sets Based on Changing Rule Strength. - Jerzy W. Grzymala-Busse; Linda K. Goodwin; Witold J. Grzymala-Busse; Xinqun Zheng (Rough-Neural Computing: Techniques for Computing with Words, 2004)

Handling Missing Attribute Values in Preterm Birth Data Sets. - Jerzy W. Grzymala-Busse; Linda K. Goodwin; Witold J. Grzymala-Busse; Xinqun Zheng (RSFDGrC (2), 2005)