Author

Gastón Márquez

2 papers indexed here

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Open access Sep 2026

Improving Diagnostic Sensitivity in Imbalanced Oral Cancer Image Classification: A Comparative Study of CNN and Transformer Architectures

Simple Summary Early detection of oral cancer is essential for improving patient survival, yet artificial intelligence models often struggle because available clinical image datasets are small and highly imbalanced, with relatively few malignant cases. This study investigates whether class imbalance can be mitigated th...

Pablo Ormeño-Arriagada, Valentina Zúñiga, Carlos A. Toro et al. · Cancers · 0 citations

Review Open access 2026

Explainable Artificial Intelligence in Environmental Monitoring: A Systematic Literature Review

The increasing complexity of environmental systems and the imperative for transparent decision-making have necessitated the incorporation of Explainable Artificial Intelligence (XAI) into environmental monitoring and pollutant detection. This study undertakes a Systematic Literature Review (SLR), adhering to the PRISMA...

José Neira, Gastón Márquez, Karen Muñoz et al. · IEEE Access · 0 citations