Open Science Research Excellence
J. Prakash and  K. Rajesh,  A Novel Approach for Coin Identification using Eigenvalues of Covariance Matrix, Hough Transform and Raster Scan Algorithms.   journal   = {International Journal of Computer, Electrical, Automation, Control and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. August 2008, vol. 20(8). 2596 - 2602[viewed 23 March 2019]. Available from: http://waset.org/publications/4579.