Program Committee Member of the 5th IFIP International Conference on Computer Science and Its Applications, 20-21 May, 2015, Saida University, Algeria.
Workshop organizer of the Third International Workshop on Three-way Decisions, Uncertainty, and Granular Computing (TWDUG) to the 2015 international Joint Conference On Rough Sets (IJCRS 2015), Oct 20-23,2015, Jeju Island, Korea.
Guest Editor of the Special Session Cost-sensitive learning in Mathematical Problems in Engineering, 2014.
Workshop Chair of the 2014 Joint Rough Set Symposium (JRS2014), Madrid, Spain, July 10-13, 2014.
Program Committee Member of the 4th International Conference on Computer Science and Its Applications. May 4-6, 2013. Saida, Algeria.
Program Committee Member of the 4th Rough Set Theory Workshop (associated with Joint Rough Set Symposium). October 11-14, 2013, Halifax, Canada.
Program Committee Member of the 2013 Canadian Conference on Electrical and Computer Engineering. May 5-8, 2013, Regina, Canada.
Workshop Organizer of the 7th Multi-Disciplinary Workshop on Artificial Intelligence (MIWAI 2013), Krabi, Thailand, December 10-11, 2013.
Editorial Board member of the book "ICTs and the Millennium Development Goals - A United Nations Perspective" (http://www.ict-mdg.com).
Reviewer of International Journal of Approxiamation Reasoning.
Reviewer of International Journal of Uncertainty, Fuzziness and Knowledge-Based
Reviewer of Information Sciences.
Reviewer of Applied Mathematics & Information Sciences.
Reviewer of International Journal of Machine Learning and Cybernetics (JMLC).