collaborators

5 papers

cs.AI2026

When to ASK: Uncertainty-Gated Language Assistance for Reinforcement Learning

Juarez Monteiro, Nathan Gavenski, Gianlucca Zuin +1

Reinforcement learning (RL) agents often struggle with out-of-distribution (OOD) scenarios, leading to high uncertainty and random behavior. While language models (LMs) contain val…

cs.CV2026

Enhancing Authorship Attribution with Synthetic Paintings

Clarissa Loures, Caio Hosken, Luan Oliveira +2

Attributing authorship to paintings is a historically complex task, and one of its main challenges is the limited availability of real artworks for training computational models. T…

cs.LG2026

Navigating Time's Possibilities: Plausible Counterfactual Explanations for Multivariate Time-Series Forecast through Genetic Algorithms

Gianlucca Zuin, Adriano Veloso

Counterfactual learning has become promising for understanding and modeling causality in complex and dynamic systems. This paper presents a novel method for counterfactual learning…

cs.LG2025

"A 6 or a 9?": Ensemble Learning Through the Multiplicity of Performant Models and Explanations

Gianlucca Zuin, Adriano Veloso

Creating models from past observations and ensuring their effectiveness on new data is the essence of machine learning. However, selecting models that generalize well remains a cha…

cs.AI2025

Leveraging Large Language Models for Tacit Knowledge Discovery in Organizational Contexts

Gianlucca Zuin, Saulo Mastelini, Túlio Loures +1

Documenting tacit knowledge in organizations can be a challenging task due to incomplete initial information, difficulty in identifying knowledgeable individuals, the interplay of…