ERS objective

    ERS goals

    ERS publications

    ERS members

    ERS activities

     Useful Links












Useful links


  • ROSETTA is a toolkit for analyzing tabular data within the framework of rough set theory.  It is designed to support the overall data mining and knowledge discovery process.

  • Rough Analysis: Lisp software by Enrique Alvarez (

  • Weka - software toolkit for ML/KDD written in Java

  • RTS (Reduction in Topological Space)  -  Software written in Visual Basic (Download)
    by Tamer Medhat ( Tanta University, Egypt) Email






 International working groups


 Journal Related



 Conference related

November 6-8
Second call for papers

The Fifth International Conference on Rough Sets and Current Trends in Computing (RSCTC’2006)

“Toward new paradigms in reasoning about data”

International Conference Center, Kobe, Japan

Dec. 5-8


The international symposium  on fuzzy and rough sets (ISFUROS'06)
Santa Clara, Cuba 
July 24-26

The First International Conference on Rough Sets and Knowledge Technology (RSKT2006)

Chongqing, P.R. China



Call for Papers – ICHIT 2006

November 9th-11th 2006, in Cheju Island (Jeju-do), Korea

!!! Download our 4th Call for Papers (click here!)

2006 International Conference on Hybrid Information Technology (ICHIT 2006) will be the most comprehensive conference focused on advances in Hybrid IT, featuring world-class plenary speakers, exhibitions, and a number of carefully reviewed presentations.

2007 Joint Rough Set Conference (JRS07)

May 14-16, 2007, Toronto, Canada

Important Dates                         

                                                   Paper Submission                      January 1, 2007

                                                  Acceptance Notification             February 1, 2007

                                                  Final Paper Version                   February 15, 2007

                                                  Conference Registration             February 28, 2007


Special issues

  1. Rough Sets in Hybrid Intelligent System's he International Journal of Hybrid Intelligent Systems  Published by IOS Press and  Advanced Knowledge International

  2. Soft Computing  in Web Ontology, Web Intelligence and Agent Systems: An International Journal  Published by IOS Press

Editing Books 


  1. Tutorial given by professor  Zbigniew Suraj at  ICENCO’2004, December 27-30, 2004, Cairo, Egypt

  2. Sets, fuzzy sets and rough sets, Zdzisław Pawlak 

  3. Rough Sets in KDD - Tutorial Notes, Presented at PAKDD 2000, Kyoto, Japan  by A. Skowron & Ning Zhong