"Rough Sets and Current Trends in Computing" is a specialized book that presents selected articles from the sixth International Conference on Rough Sets and Current Trends in Computing. This conference, held from October 23 to 25, 2008, is regarded as one of the leading events for researchers and professionals from industry who are engaged with the theory and applications of Rough Sets and related methods. The theory of Rough Sets, introduced over 25 years ago by Zdzislaw Pawlak, has developed internationally and offers innovative applications in areas such as data analysis, machine learning, and pattern recognition. This book documents the advancements and exchange of ideas that took place during the conference and highlights the connections between Rough Set theory and other research fields, including computer science and medicine. It is a valuable resource for anyone interested in the latest developments in this dynamic research area.