Title	Image Contrast Enhancement based Combined Techniques without Over-enhanced Noise
Author	I.A.Humied, F.E.Z.Abou-Chadi, M.Z.Rashad
Citation	Vol. 13  No. 7  pp. 113-120
Keywords	Contrast Enhancement, Histogram Equalization, Fast Gray-Level Grouping, Equalization Noisy Images.

Title	Apply clustering to analyze categorical data in longitudinal studies
Author	Mohammad Mahdi Hassan, Martin Blom, Gufran Ahmad Ansari
Citation	Vol. 19  No. 4  pp. 10-19
Keywords	Empirical Survey, Longitudinal Study, Clustering, Partitioning, Grouping, Data Mining, Expert Opinion, Diversity.