Acquisition and filtering of digital video in real time using Matlab GUIs. - Juan M. Vilardy; Jorge E. Calderon; Cesar O. Torres; Lorenzo Mattos (CompIMAGE, 2006)

Images encryption via Discrete Fractional Fourier Transform and Jigsaw transform. Case study: Fingerprints. - Juan M. Vilardy; Cesar O. Torres; Lorenzo Mattos (ICUMT, 2009)

Recognition and identification of faces using digital correlation. - S. Arroyave; L. J. Hernandez; Leonardo Díaz Marulanda; Yaileth Morales; Fabio Vega; Lorenzo Mattos; Cesar O. Torres (IECON, 2012)

Image encryption based on convolution operation in the gyrator transform domain. - Sandra M. Daza; Fabio Vega; Lorenzo Mattos; Cesar O. Torres; Leonardo Díaz Marulanda; Yailth Morales Daza (IECON, 2012)

Fingerprint verification by correlation using wavelet compression of preprocessing digital images. - Yaileth Morales; Leonardo Díaz Marulanda; Fabio Vega; Cesar O. Torres; Lorenzo Mattos (IECON, 2012)

Gabor transform applied to segmentation and skeletonization of digital images. - Ronald Perez; William Lasso; Carlos Jimenez; Lorenzo Mattos; Cesar O. Torres (J. Comput. Methods Sci. Eng., 2014)