Fake news detection on social media via implicit crowd signals. - Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (WebMedia, 2019)

FakeNewsSetGen: a Process to Build Datasets that Support Comparison Among Fake News Detection Methods. - Flávio Roberto Matias da Silva; Paulo Márcio Souza Freire; Marcelo Pereira de Souza; Gustavo de A. B. Plenamente; Ronaldo Ribeiro Goldschmidt (WebMedia, 2020)

A Linguistic-Based Method that Combines Polarity, Emotion and Grammatical Characteristics to Detect Fake News in Portuguese. - Marcelo Pereira de Souza; Flávio Roberto Matias da Silva; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (WebMedia, 2020)

A Sentiment-Based Multimodal Method to Detect Fake News. - Igor Maffei Libonati Maia; Marcelo Pereira de Souza; Flávio Roberto Matias da Silva; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (WebMedia, 2021)

Fake news detection based on explicit and implicit signals of a hybrid crowd: An approach inspired in meta-learning. - Paulo Márcio Souza Freire; Flávio Roberto Matias da Silva; Ronaldo Ribeiro Goldschmidt (Expert Syst. Appl., 2021)

JEDi - Um Jogo Educacional Digital para Apoiar a Capacitação Discente na Identificação de Fake News Escritas em Língua Portuguesa: Estudos de Caso nos Ensinos Médio e Superior. - Claudio Azevedo Passos; Flávio Roberto Matias da Silva; Isabel Fernandes de Souza; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (Revista Brasileira de Informática na Educ., 2021)

Métodos de Detecção de Fake News: Uma Comparação entre as Abordagens de Crowd Signals e Ensembles. - Uriel Merola; Paulo Márcio Souza Freire; Ronaldo R. Goldschmidt; Jorge Soares 001 (SBBD, 2023)

Ensembles to Detect Fake News - An Approach Based on Specialized Classifiers. - Patrick Antunes dos Santos; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (WebMedia, 2023)

A Contextualized Embeddings-based Method to Detect Suicide Ideations in Texts. - Wallace Da Silva Coelho Valadão; Eric Rodrigues Da Silva; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (WebMedia, 2023)

Improving Implicit Crowd Signals Based Fake News Detection on Social Media: A Time-Aware Method for Early Detection. - Argus Antonio Barbosa Cavalcante; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt; Cláudia Marcela Justel (SBSI, 2024)

Early detection of fake news on virtual social networks: A time-aware approach based on crowd signals. - Argus A. B. Cavalcante; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt; Cláudia Marcela Justel (Expert Syst. Appl., 2024)

JEDi - a digital educational game to support student training in identifying portuguese-written fake news: Case studies in high school, undergraduate and graduate scenarios. - Treice de Oliveira Moreira; Claudio Azevedo Passos; Flávio Roberto Matias da Silva; Paulo Márcio Souza Freire; Isabel Fernandes de Souza; Cláudia Rödel Bosaipo Sales da Silva; Ronaldo Ribeiro Goldschmidt (Educ. Inf. Technol., 2024)

A Process for Building Datasets that Enable the Application of Different Methods for Detecting Fake News and Social Bots. - Jeferson Luis Gonçalves; Lucas Barboza de Menezes Torres; Paulo Márcio Souza Freire; Ronaldo Ribeiro Goldschmidt (SBSI, 2025)