Optical signal processing for shape measurement. - Jiunn Hsuh Lim; Mani Maran Ratnam (ISSPA, 2001)

Automatic edge detection in noisy fringe patterns. - Mani Maran Ratnam (ISSPA, 2001)

PPF Control of a Piezoelectric Tube Scanner. - Mani Maran Ratnam; Bharath Bhikkaji; Andrew J. Fleming; S. O. Reza Moheimani (CDC/ECC, 2005)

High-Performance Control of Piezoelectric Tube Scanners. - Bharath Bhikkaji; Mani Maran Ratnam; Andrew J. Fleming; S. O. Reza Moheimani (IEEE Trans. Control. Syst. Technol., 2007)

Focus measure in a liquid-filled diaphragm (LFD) lens using passive auto-focus method. - Soran Jalal Abdullah; Mani Maran Ratnam; Zahurin Samad (ICARCV, 2010)

Detection of fracture in ceramic cutting tools from workpiece image using sub-pixel edge location. - Lee Woon Kiow; Mani Maran Ratnam; Zainal Arifin Ahmad (ICARCV, 2014)

Measurement of nose radii of multiple cutting tool inserts from scanned images using sub-pixel edge detection. - Lim Teong Yeong; Mani Maran Ratnam (ICARCV, 2014)

Novel moiré-pattern based tilt sensor for slope movement sensing: Repeatability study. - Isabelle Chan Shieu Juinn; Mani Maran Ratnam; Fauzia Ahmad (ICCSCE, 2014)

Artificial neural network approach for moiré fringe center determination. - Wing Hon Woo; Mani Maran Ratnam; Kin Sam Yen (J. Electronic Imaging, 2015)

Correlation Study of 3D Surface Roughness of Milled Surfaces with Laser Speckle Pattern. - Suganandha Jayabarathi; Mani Maran Ratnam (Sensors, 2022)

Comparison of Correlation between 3D Surface Roughness and Laser Speckle Pattern for Experimental Setup Using He-Ne as Laser Source and Laser Pointer as Laser Source. - Suganandha Jayabarathi; Mani Maran Ratnam (Sensors, 2022)