Neural versus difference equation modeling for 2D pattern recognition problems. - Claudio A. Perez; Guillermo D. Gonzalez; Cristian Salinas (SMC, 2000)

Genetic selection of non-linear product terms in the inputs to a linear classifier for handwritten digit recognition. - Claudio A. Perez; Guillermo D. Gonzalez; Cristian Salinas (SMC, 2001)