The SABIÁ team.

Researchers, post-docs and graduate students at PESC/COPPE-UFRJ. Filter by research area to see who works on the topic you care about.

Faculty
01
Post-docs
03
PhD candidates
01
Master's
08

Faculty

01 members

Faculty at PESC/COPPE leading the lab.

Prof. Geraldo Zimbrão
General coordinator · Full professor

Prof. Geraldo Zimbrão

Recommender Systems Intelligent Systems Estruturas de dados espaciais e temporais Mineração de dados

Post-docs

03 researchers

Associate researchers in their post-doctoral stage.

PhD candidates

01 candidates

Dissertation work in progress at PESC/COPPE.

Adriano Beringuy
Adriano Beringuy
PhD 2025 — in progress

Behavioral conditioning of large language models

Geraldo Zimbrão · Leandro Alvim
Language Models Fairness

Master's

08 students

Master's research in progress at PESC/COPPE.

Anderson Soares Rezende
Anderson Soares Rezende
Master's · 2024

LLMs with first-order logic for contract validation

Language Models
Adv. Leandro Alvim
Felipe Assis de Souza
Felipe Assis de Souza
Master's · 2024

ETL of unstructured data with small language models

Language Models
Adv. Geraldo Zimbrão
Julia Oliveira Melhorim
Julia Oliveira Melhorim
Master's · 2024

Data imputation

Intelligent Systems
Adv. Geraldo Zimbrão
Kevin Torres Ribeiro
Kevin Torres Ribeiro
Master's · 2025

Search-space reduction for matrix optimization

Fairness
Adv. Geraldo Zimbrão
Leonardo Emerson André Alves
Leonardo Emerson André Alves
Master's · 2024 · qualified

First-order logic for rule-based diagnosis (DSM-5)

Language Models
Adv. Geraldo Zimbrão
Maria Bianca Monteiro Irace
Maria Bianca Monteiro Irace
Master's · 2025

Failures in LLMs: hallucinations and error modes

Language Models Trustworthy AI
Adv. Geraldo Zimbrão
Maria Luiza Cantanhede Wuillaume
Maria Luiza Cantanhede Wuillaume
Master's · 2025
Adv. Geraldo Zimbrão
Pedro Gabriel Nunes Gadelha
Pedro Gabriel Nunes Gadelha
Master's · 2025

Spatio-temporal data mining

Intelligent Systems
Adv. Geraldo Zimbrão

Alumni

04 alumni

Who came through the lab.

  • Rodrigo Pereira Pagliusi Rodrigo Pereira Pagliusi Master's · 2025
  • Felipe Bevilaqua Foldes Guimarães Felipe Bevilaqua Foldes Guimarães Master's · 2025
  • Julio César Barbieri Gonzalez de Almeida Julio César Barbieri Gonzalez de Almeida MSc 2017 · PhD 2024
  • Felipe Bezerra de Melo Felipe Bezerra de Melo Master's · 2023
Want to join?

We accept applications for master's, PhD and undergrad research.

A topic integrated with the lab's six research areas.

How to apply