An Index Data Structure for Searching in Metric Space Databases. - Roberto Uribe; Gonzalo Navarro 001; Ricardo J. Barrientos; Mauricio Marín (International Conference on Computational Science (1), 2006)

Searching and Updating Metric Space Databases Using the Parallel EGNAT. - Mauricio Marín; Roberto Uribe; Ricardo J. Barrientos (International Conference on Computational Science (1), 2007)

Scheduling Metric-Space Queries Processing on Multi-Core Processors. - Veronica Gil-Costa; Ricardo J. Barrientos; Mauricio Marín; Carolina Bonacic (PDP, 2010)

kNN Query Processing in Metric Spaces Using GPUs. - Ricardo J. Barrientos; José Ignacio Gómez; Christian Tenllado; Manuel Prieto-Matías; Mauricio Marín (Euro-Par (1), 2011)

Range Query Processing in a Multi-GPU Environment. - Ricardo J. Barrientos; José Ignacio Gómez; Christian Tenllado; Manuel Prieto-Matías; Mauricio Marín (ISPA, 2012)

Multi-level Clustering on Metric Spaces Using a Multi-GPU Platform. - Ricardo J. Barrientos; José Ignacio Gómez; Christian Tenllado; Manuel Prieto-Matías; Pavel Zezula (Euro-Par, 2013)

Range query processing on single and multi GPU environments. - Ricardo J. Barrientos; José Ignacio Gómez; Christian Tenllado; Manuel Prieto-Matías; Mauricio Marín (Comput. Electr. Eng., 2013)

Using a coprocessor to solve the Ant Colony Optimization algorithm. - Felipe Tirado; Angélica Urrutia; Ricardo J. Barrientos (SCCC, 2015)

Similarity (range and kNN) queries processing on an Intel Xeon Phi coprocessor. - Carlos M. Toledo; Ricardo J. Barrientos; Andrés I. Ávila (Clust. Comput., 2016)

GPU-based exhaustive algorithms processing kNN queries. - Ricardo J. Barrientos; Fabricio Millaguir; José L. Sánchez 002; Enrique Arias 001 (J. Supercomput., 2017)

Efficient exploitation of the Xeon Phi architecture for the Ant Colony Optimization (ACO) metaheuristic. - Felipe Tirado; Ricardo J. Barrientos; Paulo González; Marco Mora (J. Supercomput., 2017)

Heuristic parametrization of anisotropic diffusion filtering. - Paulo González; Philip Vasquez; Barbara Alcaino; Ricardo J. Barrientos; Marco Mora; Felipe Tirado; Clovis Tauber (SCCC, 2018)

Individuals Identification Using Finger Veins under a Multi-core Platform. - Cristofher Rojas; Ruber Hernández-García; Ricardo J. Barrientos (SCCC, 2018)

Identification of Immunoglobulin Gene Usage in Immune Repertoires Sequenced by Nanopore Technology. - Roberto Ahumada-García; Jorge González-Puelma; Diego Álvarez-Saravia; Ricardo J. Barrientos; Roberto Uribe Paredes; Xaviera A. López-Cortés; Marcelo A. Navarrete (IWBBIO (1), 2019)

Heap-Based Algorithms to Accelerate Fingerprint Matching on Parallel Platforms. - Ricardo J. Barrientos; Ruber Hernández-García; Kevin Ortega; Emilio Luque; Daniel Peralta (JCC&BD, 2019)

Evaluation of LBP-based descriptors for Iris Recognition based on Learning Vector Quantization Classifier under a Multi-core Platform. - Hernán Campos; Ruber Hernández-García; Ricardo J. Barrientos (SCCC, 2019)

Massive Finger-vein Identification based on Local Line Binary Pattern under Parallel and Distributed Systems. - Ruber Hernández-García; Sebastián Guidet; Ricardo J. Barrientos; Fernando Emmanuel Frati (SCCC, 2019)

Iris Recognition based on Displacement Information using a Sparse Matching Technique. - Philip Iglesias; Ruber Hernández-García; Ricardo J. Barrientos; Emmanuel Goncalves; Marco Mora (SCCC, 2019)

Fast Finger Vein Recognition Based on Sparse Matching Algorithm under a Multicore Platform for Real-Time Individuals Identification. - Ruber Hernández-García; Ricardo J. Barrientos; Cristofher Rojas; Wladimir E. Soto-Silva; Marco Mora; Paulo González; Fernando Emmanuel Frati (Symmetry, 2019)

An exhaustive algorithm based on GPU to process a kNN query. - Javier A. Riquelme; Ricardo J. Barrientos; Ruber Hernández-García; Cristóbal A. Navarro (SCCC, 2020)

The Extreme Learning Machine Algorithm for Classifying Fingerprints. - David Zabala-Blanco; Marco Mora; Ruber Hernández-García; Ricardo J. Barrientos (SCCC, 2020)

Large-scale palm vein recognition on synthetic datasets. - Ruber Hernández-García; José I. Santamaría; Ricardo J. Barrientos; Edwin H. Salazar Jurado; Francisco Manuel Castro; Julián Ramos Cózar; Nicolás Guil (SCCC, 2021)

Evaluation of end-to-end CNN models for palm vein recognition. - José I. Santamaría; Ruber Hernández-García; Ricardo J. Barrientos; Francisco Manuel Castro; Julián Ramos Cózar; Nicolás Guil (SCCC, 2021)

Evaluation of the standard and regularized ELMs for gender and age classification based on palm vein images. - David Zabala-Blanco; Ruber Hernández-García; Ricardo J. Barrientos; Marco Mora (SCCC, 2021)

GPU Tensor Cores for Fast Arithmetic Reductions. - Cristóbal A. Navarro; Roberto Carrasco; Ricardo J. Barrientos; Javier A. Riquelme; Raimundo Vega (IEEE Trans. Parallel Distributed Syst., 2021)

A Comparative Analysis of Massive Finger-Vein Recognition Algorithms: From Energy Consumption Perspective. - Sebastián Argentina; Axel Quinteros; Ruber Hernández-García; Fernando Emmanuel Frati; Ricardo J. Barrientos (SCCC, 2022)

Using Heaps on GPU. - Ricardo J. Barrientos; Fabián Silva Pavez; Ruber Hernández-García; Marco Mora (SCCC, 2022)

Parallel Training of a Set of Online Sequential Extreme Learning Machines. - Elkin Gelvez-Almeida; Ricardo J. Barrientos; Karina Vilches-Ponce; Marco Mora (SCCC, 2022)

Fast kNN query processing over a multi-node GPU environment. - Ricardo J. Barrientos; Javier A. Riquelme; Ruber Hernández-García; Cristóbal A. Navarro; Wladimir E. Soto-Silva (J. Supercomput., 2022)

Computer Mouse Control Using Iris Tracking: an Accessible and Cost-Effective Approach for People with Mobility Disabilities. - Felipe A. Romero; Ruber Hernández-García; Ricardo J. Barrientos (SCCC, 2023)

A Parallel Computing Method for the Computation of the Moore-Penrose Generalized Inverse for Shared-Memory Architectures. - Elkin Gelvez-Almeida; Ricardo J. Barrientos; Karina Vilches-Ponce; Marco Mora (IEEE Access, 2023)

Towards the generation of synthetic images of palm vein patterns: A review. - Edwin H. Salazar Jurado; Ruber Hernández-García; Karina Vilches-Ponce; Ricardo J. Barrientos; Marco Mora; Gaurav Jaswal (Inf. Fusion, 2023)

Palm vein modeling for generating synthetic images with biometric purposes: a geometrical approach. - Edwin H. Salazar Jurado; Karina Vilches-Ponce; Ruber Hernández-García; Ricardo J. Barrientos (Comput. Appl. Math., 2024)

DNA-based prediction of eye color in Latin American population applying Machine Learning models. - Cristian A. Martínez; Diana M. Hohl; María de los A. Gutiérrez; Sagnik Palmal; Pierre Faux; Kaustubh Adhikari; Rolando González-José; Maria Catira Bortolini; Victor Acuña; Carla Gallo; Andres Ruiz-Linares; Francisco Rothhammer; et al. (Comput. Biol. Medicine, 2025)

Characterization of quasi-periodic dynamics of a magnetic nanoparticle. - J. A. Vélez; L. M. Pérez; Amelia E. Pizarro; Liliana Pedraja-Rejas; O. J. Suarez; Ruber Hernández-García; Ricardo J. Barrientos; Jean Bragard; David Laroze; R. M. Otxoa (Commun. Nonlinear Sci. Numer. Simul., 2025)