An Evolvable Hardware Chip for Image Enhancement in Surface Roughness Estimation. - M. Rajaram Narayanan; S. Gowri; S. Ravi 001 (ICNC (3), 2005)

On Line Surface Roughness Measurement Using Image Processing and Machine Vision. - M. Rajaram Narayanan; S. Gowri; M. Murali Krishna (World Congress on Engineering, 2007)