Pre- and Post-fingerprint Skeleton Enhancement for Minutiae Extraction. - Geevar C. Zacharias; Madhu S. Nair; P. Sojan Lal (CVIP (1), 2016)

Fingerprint reference point identification based on chain encoded discrete curvature and bending energy. - Geevar C. Zacharias; Madhu S. Nair; P. Sojan Lal (Pattern Anal. Appl., 2017)

Identification of tongue print images for forensic science and biometric authentication. - Trivandrum T. Sivakumar; Shali S. Nair; Geevar C. Zacharias; Madhu S. Nair; Anna P. Joseph (J. Intell. Fuzzy Syst., 2018)

Tongue print identification using deep CNN for forensic analysis. - Santhu Sadasivan; Trivandrum T. Sivakumar; Anna P. Joseph; Geevar C. Zacharias; Madhu S. Nair (J. Intell. Fuzzy Syst., 2020)

An empirical study of the impact of masks on face recognition. - Govind Jeevan; Geevar C. Zacharias; Madhu S. Nair; Jeny Rajan (Pattern Recognit., 2022)