Statistical and Semantic Features to Measure Sentence Similarity in Portuguese. - Anderson Pinheiro Cavalcanti; Rafael Ferreira Leite de Mello; Maverick Andre Dionisio Ferreira; Vitor Belarmino Rolim; Joao Vitor Soares Tenorio (BRACIS, 2017)

Utilização de Técnicas de Aprendizado de Máquina para Acompanhamento de Fóruns Educacionais. - Vitor Rolim; Rafael Ferreira 002; Evandro Costa (Revista Brasileira de Informática na Educ., 2017)

Towards Combined Network and Text Analytics of Student Discourse in Online Discussions. - Rafael Ferreira 002; Vitomir Kovanovic; Dragan Gasevic; Vitor Rolim (AIED (1), 2018)

Automated Analysis of Cognitive Presence in Online Discussions Written in Portuguese. - Valter Neto; Vitor Rolim; Rafael Ferreira 002; Vitomir Kovanovic; Dragan Gasevic; Rafael Dueire Lins; Rodrigo Lins Rodrigues (EC-TEL, 2018)

Um sistema baseado em PLN e AG para apoiar a mediação pedagógica em fóruns de discussão. - Máverick André Dionísio Ferreira; Rafael Ferreira Leite de Mello; Cícero Garrozi; Vitor Belarmino Rolim; Anderson Pinheiro Cavalcanti (Revista Brasileira de Informática na Educ., 2018)

An Analysis of the use of Good Feedback Practices in Online Learning Courses. - Anderson Pinheiro Cavalcanti; Rafael Ferreira Leite de Mello; Vitor Rolim; Maverick Andre Dionisio Ferreira; Fred Freitas; Dragan Gasevic (ICALT, 2019)

Using Social Network Analysis to Measure the Effect of Learning Analytics in Computing Education. - Daniel M. Olivares; Rafael Ferreira Leite de Mello; Olusola O. Adesope; Vitor Rolim; Dragan Gasevic; Christopher D. Hundhausen (ICALT, 2019)

Identifying Students' Weaknesses and Strengths Based on Online Discussion using Topic Modeling. - Vitor Belarmino Rolim; Rafael Ferreira Leite de Mello; Maverick Andre Dionisio Ferreira; Anderson Pinheiro Cavalcanti; Rinaldo Lima (ICALT, 2019)

Analysing Social Presence in Online Discussions Through Network and Text Analytics. - Vitor Rolim; Rafael Ferreira Leite de Mello; Vitomir Kovanovic; Dragan Gasevic (ICALT, 2019)

A network-based analytic approach to uncovering the relationship between social and cognitive presences in communities of inquiry. - Vitor Rolim; Rafael Ferreira 002; Rafael Dueire Lins; Dragan Gasevic (Internet High. Educ., 2019)

Let's shine together!: a comparative study between learning analytics and educational data mining. - Guanliang Chen; Vitor Rolim; Rafael Ferreira Mello; Dragan Gasevic (LAK, 2020)

Towards automatic content analysis of social presence in transcripts of online discussions. - Maverick Andre Dionisio Ferreira; Vitor Rolim; Rafael Ferreira Mello; Rafael Dueire Lins; Guanliang Chen; Dragan Gasevic (LAK, 2020)

Reducing the size of training datasets in the classification of online discussions. - Vitor Rolim; Rafael Ferreira Mello; André C. A. Nascimento; Rafael Dueire Lins; Dragan Gasevic (ICALT, 2021)

A Chatbot to Support Basic Students Questions. - Rafael Santana; Saulo Ferreira; Vitor Rolim; Péricles B. C. Miranda; André C. A. Nascimento; Rafael Ferreira Mello (LALA, 2021)

Automatic Content Analysis of Online Discussions for Cognitive Presence: A Study of the Generalizability Across Educational Contexts. - Valter Neto; Vitor Rolim; Anderson Pinheiro Cavalcanti; Rafael Dueire Lins; Dragan Gasevic; Rafael Ferreira Mello (IEEE Trans. Learn. Technol., 2021)

Towards explainable automatic punctuation restoration for Portuguese using transformers. - Tiago Barbosa de Lima; Vitor Rolim; André C. A. Nascimento; Péricles B. C. Miranda; Valmir Macario; Luiz A. L. Rodrigues; Elyda L. S. X. Freitas; Dragan Gasevic; Rafael Ferreira Mello (Expert Syst. Appl., 2024)

The Impact of Oversampling Techniques on the Detection of Cognitive Presence. - Vitor Rolim; Cleon Xavier; Luiz Rodrigues 001; Newarney T. Costa; Rafael Dueire Lins; Dragan Gasevic; Rafael Ferreira Mello (AIED (5), 2025)