collaborators

5 papers

cs.DL2026

Eleven Years of BRACIS: A Meta-Scientific Study of the Brazilian Conference on Intelligent Systems

Thales Sales Almeida, Giovana Kerche Bonás, Thiago Laitz +7

The Brazilian Conference on Intelligent Systems (BRACIS) is the main national venue for Artificial Intelligence research in Brazil, hosted by the Brazilian Computer Society since 2…

cs.CL2026

LLM-Based Persuasion Enables Guardrail Override in Frontier LLMs

Rodrigo Nogueira, Thales Sales Almeida, Giovana Kerche Bonás +7

Frontier assistant LLMs ship with strong guardrails: asked directly to write a persuasive essay denying the Holocaust, denying vaccine safety, defending flat-earth cosmology, argui…

cs.CL2026

Magis-Bench: Evaluating LLMs on Magistrate-Level Legal Tasks

Ramon Pires, Thales Sales Almeida, Celio Larcher Junior +6

Existing benchmarks for legal AI focus primarily on tasks where LLMs must produce legal arguments or documents, yet the capacity to \emph{judge} such arguments -- weighing competin…

cs.LG2024

Explainable LightGBM Approach for Predicting Myocardial Infarction Mortality

Ana Letícia Garcez Vicente, Roseval Donisete Malaquias Junior, Roseli A. F. Romero

Myocardial Infarction is a main cause of mortality globally, and accurate risk prediction is crucial for improving patient outcomes. Machine Learning techniques have shown promise…

cs.CL2024

Juru: Legal Brazilian Large Language Model from Reputable Sources

Roseval Malaquias Junior, Ramon Pires, Roseli Romero +1

The high compute cost associated with pretraining large language models limits their research. Two strategies have emerged to address this issue: domain specialization and pretrain…