Journal International Journal of Machine Learning and Cybernetics Issue 4/2012 Table of Contents ( 9 Articles ) 01-12-2012 | Original Article | Issue 4/2012 An innovative face image enhancement based on principle component analysis Xiang Xu, Wanquan Liu, Svetha Venkatesh 01-12-2012 | Original Article | Issue 4/2012 Null space based feature selection method for gene expression data Alok Sharma, Seiya Imoto, Satoru Miyano, Vandana Sharma 01-12-2012 | Original Article | Issue 4/2012 Learning rates of least-square regularized regression with strongly mixing observation Yongquan Zhang, Feilong Cao, Canwei Yan 01-12-2012 | Original Article | Issue 4/2012 Interactive image retrieval using M-band wavelet, earth mover’s distance and fuzzy relevance feedback Malay K. Kundu, Manish Chowdhury, Minakshi Banerjee 01-12-2012 | Original Article | Issue 4/2012 A hierarchical multilevel thresholding method for edge information extraction using fuzzy entropy Pearl P. Guan, Hong Yan 01-12-2012 | Original Article | Issue 4/2012 A discernibility matrix for the topological reduction Peirong Lin 01-12-2012 | Original Article | Issue 4/2012 A classifier ensemble approach to the TV-viewer profile adaptation problem Ioannis T. Christou, George Gekas, Anna Kyrikou 01-12-2012 | Original Article | Issue 4/2012 Hybrid heuristics for the single machine scheduling problem with quadratic earliness and tardiness costs Alok Singh, Jorge M. S. Valente, Maria R. A. Moreira 01-12-2012 | Original Article | Issue 4/2012 Cascaded cluster ensembles Li Zhang, Xing-Hong Ling, Ji-Wen Yang, Xiao-Qian Wang, Fan-Zhang Li