A simplied feature vector obtained by wavelets method for fast and accurate recognition of handwritten characters off-line. - Carlos Ramírez Piña; Vianney Muñoz-Jiménez; Rosa María Valdovinos Rosas; José Antonio Hernández Servín (LANMR, 2016)

A Hybrid Feature Extraction Method for Offline Handwritten Math Symbol Recognition. - Carlos Ramírez Piña; José Salvador Sánchez 001; Rosa María Valdovinos Rosas; José Antonio Hernández Servín (CIARP, 2018)