IEEE Transactions on Knowledge and Data Engineering, Volume 27

Volume 27, Number 1, January 2015

Volume 27, Number 2, February 2015

Volume 27, Number 3, March 2015

Volume 27, Number 4, April 2015

Volume 27, Number 5, May 2015

Volume 27, Number 6, June 2015

Volume 27, Number 7, July 2015