collaborators

5 papers

cs.CV2026

Integrating Large Language Models and Graph Convolutional Networks for Semi-Supervised Image Classification

Camila Piscioneri Magalhães, Lucas Pascotti Valem

While the growing availability of image data has driven significant advances, labeling datasets remains costly and time-consuming. Therefore, semi-supervised approaches such as Gra…

cs.CV2026

A Coreset Selection Framework with Ensemble Aggregation for Image Classification

Pedro Rocha Dantas, Lucas Pascotti Valem

The rapid growth of image data has produced large-scale datasets, raising concerns about the time and memory costs of model training. Selecting representative training subsets, how…

cs.CV2026

Graph Neural Networks for Semi-Supervised Image Classification with Multi-Feature Aggregation

Marina Chagas Bulach Gapski, Vinicius Atsushi Sato Kawai, Gustavo Rosseto Leticio +3

Feature extraction involves the identification and extraction of salient characteristics or patterns, including edges, textures, shapes, and color attributes. Contemporary feature…

cs.CL2026

Beyond Topical Similarity: Contrastive Evidence Retrieval with Interpretable Attention Alignment in RAG

Francielle Vargas, João Robiatti, Diego Alves +6

Ensuring factuality and interpretability in RAG remains an open and urgent problem. We introduce Contrastive Evidence Rationale Attention (CERA), the first retrieval framework to e…

cs.CV2026

Gaussian Rank-Based Neighborhood Degree for Graph Neural Networks in Image Classification

Rafael Mendonça Duarte, Jean Roberto Ponciano, Lucas Pascotti Valem

The exponential growth of data has intensified the gap between the availability of unlabeled data and the high cost of manual annotation. Graph Neural Networks (GNNs) have emerged…