Analysis of the Measurement Matrix in Directional Predictive Coding for Compressive Sensing of Medical Images - Christinal, Hepzibah A. (Karunya Institute of Technology and Sciences, Coimbatore, Tamilnadu, India) ; Kowsalya, G. (Karunya Institute of Technology and Sciences, Coimbatore, Tamilnadu, India) ; Chandy D., Abraham (Karunya Institute of Technology and Sciences, Coimbatore, Tamilnadu, India) ; Jebasingh, Stephenraj (Karunya Institute of Technology and Sciences, Coimbatore, Tamilnadu, India) ; Bajaj, Chandrajit (University of Texas)