N. K. Ragesh received Master of Technology (MTech) degree from Department of Computer science, University of Kerala, India, in Digital Image Computing. Currently he is working at Network Systems and Technologies (NeST) as Associate Technical Architect, managing projects in Digital Image and Video processing domain. He is also a PhD student at Bharathiar University, Coimbatore, in Dept. Of Computer Applications, under the supervision of Dr. R. Rajesh. His research interests include Medical Image Processing and Visualization.