An efficient Switching Median Filter for Salt & Pepper Impulse Noise Reduction. - Krishnan Nallaperumal; Justin Varghese; Subash Saudia; K. Krishnaveni; Santhosh P. Mathew; P. Kumar (ICDIM, 2006)

An Efficient Morphological Reversible Contour/Edge Representation Using Overlapping Line Components. - Justin Varghese; Subash Saudia; Krishnan Nallaperumal; Santhosh P. Mathew; S. Arumugaperumal; Julie Joy (ICETET, 2008)

An Adaptive Clustering Based Non-linear Filter for the Restoration of Impulse Corrupted Digital Images. - Subash Saudia; Justin Varghese; Krishnan Nallaperumal; Santhosh P. Mathew; S. Allwin; S. K. Thakur (ICVGIP, 2008)

Enhanced Morphological Contour Representation and Reconstruction using Line Segments. - Santhosh P. Mathew; Philip Samuel; Justin Varghese; S. Arumugaperumal; Subhash Saudia; Krishnan Nallaperumal (NaBIC, 2009)