Neural cryptography applied to key management protocol with mutual authentication in RFID systems. - Macedo Firmino; Glaucio B. Brandao; Ana M. G. Guerreiro; Ricardo Alexsandro de Medeiros Valentim (ICITST, 2009)

Design of an embedded PID controller applied to blood pressure control. - Anna G. C. D. Ribeiro; André Laurindo Maitelli; Ricardo Alexsandro de Medeiros Valentim; Cicilia Raquel Maia Leite; Heliana B. Soares; Nathalee C. de Almeida; Glaucia R. M. A. Sizilio; Ana M. G. Guerreiro (EMBC, 2011)

An approach for recommending personalized contents for homecare users in the context of health 2.0. - Francisco Milton Mendes Neto; Alisson A. L. Costa; Enio L. Sombra; Jonathan D. C. Moreira; J. Javier Samper; Ricardo Alexsandro de Medeiros Valentim; Rogério P. C. do Nascimento; Cecilia Dias Flores (EATIS, 2014)

SOS Syphilis: smartphone application for the mapping of syphilis attention networks. - Gustavo Kleber; Danilo Alves; Jailton de Paiva; Diego Diógenes; Ricardo Alexsandro de Medeiros Valentim; Aryel Medeiros (CENTERIS/ProjMAN/HCist, 2020)

Strategies for content recommendation in the Brazilian rapid response to syphilis project. - Philippi Sedir Grilo de Morais; Rodrigo Dantas da Silva; José Arilton Pereira Filho; Ricardo Alexsandro de Medeiros Valentim; Karilany Dantas Coutinho; Carlos Alberto Pereira de Oliveira; Azim Roussanaly; Anne Boyer (EATIS, 2020)

A text as unique as fingerprint: AVASUS text analysis and authorship recognition. - Marcella A. da Rocha; Giovani Ângelo S. da Nóbrega; Ricardo Alexsandro de Medeiros Valentim; Luca Pareja C. F. Alves (EATIS, 2020)

A big data architecture to a multiple purpose in healthcare surveillance: the Brazilian syphilis case. - Rodrigo Dantas da Silva; Jean Jar Pereira de Araújo; Álvaro Ferreira Pires de Paiva; Ricardo Alexsandro de Medeiros Valentim; Karilany Dantas Coutinho; Jailton Carlos de Paiva; Azim Roussanaly; Anne Boyer (EATIS, 2020)

Assessing the Impact of Public Health Campaigns Through Epidemiological, Communication and Education Indicators. - Rafael Pinto; Lyrene Silva; Ricardo Alexsandro de Medeiros Valentim; Carlos Oliveira; Juciano de Sousa Lacerda; Rodrigo Silva; Jailton Paiva; Vivekanandan Kumar (ICALT, 2020)

Managing sessions of creative requirements elicitation and assessment. - Rafael Pinto; Lyrene Silva; Ricardo Alexsandro de Medeiros Valentim (SAC, 2020)

The theory of learning styles applied to distance learning. - Roberto Douglas da Costa; Gustavo Fontoura de Souza; Ricardo Alexsandro de Medeiros Valentim; Thales Barros de Castro (Cogn. Syst. Res., 2020)

Automatic lesion segmentation and Pathological Myopia classification in fundus images. - Cefas Rodrigues Freire; Julio Cesar da Costa Moura; Daniele Montenegro da Silva Barros; Ricardo Alexsandro de Medeiros Valentim (CoRR, 2020)

Identification of Learning Styles in Distance Education Through the Interaction of the Student With a Learning Management System. - Roberto Douglas da Costa; Gustavo Fontoura de Souza; Thales Barros de Castro; Ricardo Alexsandro de Medeiros Valentim; Aline de Pinho Dias (Rev. Iberoam. de Tecnol. del Aprendiz., 2020)

Efficient machine learning approach for volunteer eye-blink detection in real-time using webcam. - Paulo Augusto de Lima Medeiros; Gabriel Vinícius Souza da Silva; Felipe Ricardo dos Santos Fernandes; Ignacio Sánchez-Gendriz; Hertz Wilton De Castro Lins; Daniele Montenegro da Silva Barros; Danilo Alves Pinto Nagem; Ricardo Alexsandro de Medeiros Valentim (Expert Syst. Appl., 2022)

A text as unique as a fingerprint: Text analysis and authorship recognition in a Virtual Learning Environment of the Unified Health System in Brazil. - Marcella Andrade da Rocha; Philippi Sedir Grilo de Morais; Daniele Montenegro da Silva Barros; João Paulo Queiroz dos Santos; Sara Dias-Trindade; Ricardo Alexsandro de Medeiros Valentim (Expert Syst. Appl., 2022)

Machine Learning Solutions Applied to Amyotrophic Lateral Sclerosis Prognosis: A Review. - Fabiano Papaiz; Mario Emílio Teixeira Dourado; Ricardo Alexsandro de Medeiros Valentim; Antonio Higor Freire de Morais; Joel Perdiz Arrais (Frontiers Comput. Sci., 2022)

Translational research in health technologies: A scoping review. - Nadja N. V. Mayrink; Luís Alcoforado; Arthur Chioro; Felipe Fernandes; Thaisa S. Lima; Erika B. Camargo; Ricardo Alexsandro de Medeiros Valentim (Frontiers Digit. Health, 2022)

Stochastic Petri net model describing the relationship between reported maternal and congenital syphilis cases in Brazil. - Ricardo Alexsandro de Medeiros Valentim; Gleyson J. P. Caldeira-Silva; Rodrigo Dantas da Silva; Gabriela A. Albuquerque; Íon Garcia Mascarenhas de Andrade; Ana Isabela L. Sales-Moioli; Talita K. de B. Pinto; Angélica E. Miranda; Leonardo J. Galvão-Lima; Agnaldo S. Cruz; Daniele Montenegro da Silva Barros; Anna Giselle C. D. R. Rodrigues (BMC Medical Informatics Decis. Mak., 2022)

Correction to: Stochastic Petri net model describing the relationship between reported maternal and congenital syphilis cases in Brazil. - Ricardo Alexsandro de Medeiros Valentim; Gleyson J. P. Caldeira-Silva; Rodrigo Dantas da Silva; Gabriela A. Albuquerque; Íon Garcia Mascarenhas de Andrade; Ana Isabela L. Sales-Moioli; Talita K. de B. Pinto; Angélica E. Miranda; Leonardo J. Galvão-Lima; Agnaldo S. Cruz; Daniele Montenegro da Silva Barros; Anna Giselle C. D. R. Rodrigues (BMC Medical Informatics Decis. Mak., 2022)

Artificial intelligence applied to analyzes during the pandemic: COVID-19 beds occupancy in the state of Rio Grande do Norte, Brazil. - Tiago de Oliveira Barreto; Nícolas Vinícius Rodrigues Veras; Pablo Holanda Cardoso; Felipe Ricardo dos Santos Fernandes; Luiz Paulo de Souza Medeiros; Maria Valéria Bezerra; Filomena Marques Queiroz de Andrade; Chander de Oliveira Pinheiro; Ignacio Sánchez-Gendriz; Gleyson José Pinheiro Caldeira Silva; Leandro Farias Rodrigues; Antonio Higor Freire de Morais; et al. (Frontiers Artif. Intell., 2023)

Methods for Analyzing Swallowing Sound in Dysphagia Care: A Telemedicine Approach. - Ignacio Sánchez-Gendriz; Ingridy M. P. Barbalho; Felipe Fernandes; Milena Magalhães Augusto; Maria de Jesus Gonçalves; Ivonaldo L. Barbosa Lima; Danilo Alves Pinto Nagem; Gleyson José Pinheiro Caldeira Silva; Ana Raquel Rodrigues Lindquist; Luca Freire Alves; Luiz Affonso Guedes; Ricardo Alexsandro de Medeiros Valentim (CIBCB, 2024)

Digital dual test syphilis/HIV detection based on Fourier Descriptors of Cyclic Voltammetry curves. - Ignacio Sánchez-Gendriz; Dionísio D. A. Carvalho; Leonardo J. Galvão-Lima; Ana Isabela L. Sales-Moioli; Talita K. de B. Pinto; Felipe Ricardo dos Santos Fernandes; Jorge Henriques; Thaisa S. Lima; Luiz Affonso Guedes; Agnaldo S. Cruz; Antonio Higor Freire de Morais; João Paulo Queiroz dos Santos; et al. (Comput. Biol. Medicine, 2024)

Ensemble-imbalance-based classification for amyotrophic lateral sclerosis prognostic prediction: identifying short-survival patients at diagnosis. - Fabiano Papaiz; Mario Emílio Teixeira Dourado; Ricardo Alexsandro de Medeiros Valentim; Rafael Pinto; Antonio Higor Freire de Morais; Joel Perdiz Arrais (BMC Medical Informatics Decis. Mak., 2024)

Artificial intelligence in healthcare text processing: a review applied to named entity recognition. - Samuel Santana de Almeida; Raphael Silva Fontes; Luca Pareja C. F. Alves; Methanias Colaço Júnior; Gleyson José Pinheiro Caldeira Silva; Lyane Ramalho Cortez; Antonio Higor Freire de Morais; Guilherme Medeiros Machado; Hugo Gonçalo Oliveira; Aliete Cunha-Oliveira; João Paulo Queiroz dos Santos; Ricardo Alexsandro de Medeiros Valentim (Frontiers Artif. Intell., 2025)