Semantic Crossover Operator for GP based on the Second Partial Derivative of the Error Function. - Ranyart Rodrigo Suárez; Mario Graff; Juan J. Flores (Res. Comput. Sci., 2015)

A simple approach to multilingual polarity classification in Twitter. - Eric Sadit Tellez; Sabino Miranda-Jiménez; Mario Graff; Daniela Moctezuma 001; Ranyart Rodrigo Suárez; Oscar Sánchez Siordia (Pattern Recognit. Lett., 2017)