Semiqualitative Reasoning for Software Development Project by Constraint Programming. - Pedro J. Abad; Antonio J. Suárez; Sixto Romero; Juan Antonio Ortega 001 (ICEIS, 2002)

An Application to the Treatment of Geophysical Images through Orthogonal Projections. - Sixto Romero; Francisco J. Moreno (International Conference on Computational Science, 2004)

Mathematical Formulation of a Type of Hierarchical Neurofuzzy System. - Omar Sánchez; Sixto Romero; Francisco J. Moreno; Miguel Ángel Vélez (KES (3), 2006)

Generalization of Frei and Chen's approach to extract the lines and edges of a digital image. - Francisco J. Moreno; Sixto Romero; Estefanía Cortés-Ancos (Int. J. Document Anal. Recognit., 2006)

Automatic Selection of Input Variables and Initialization Parameters in an Adaptive Neuro Fuzzy Inference System. Application for Modeling Visual Textures in Digital Images. - Andrés Mejías; Omar Sánchez; Sixto Romero (IWANN, 2007)

A Systematic Methodology to Obtain a Fuzzy Model Using an Adaptive Neuro Fuzzy Inference System. Application for Generating a Model for Gas-Furnace Problem. - Andrés Mejías; Sixto Romero; Francisco J. Moreno (DCAI, 2008)

A new methodology to improve interpretability in neuro-fuzzy TSK models. - Miguel Ángel Vélez; Omar Sánchez; Sixto Romero; José Manuel Andújar (Appl. Soft Comput., 2010)

A new algorithm to extract the lines and edges through orthogonal projections. - Andrés Mejías; Sixto Romero; Francisco J. Moreno (Digit. Signal Process., 2012)