Mário A. T. Figueiredo — Papers on Cortexa

arxivcs.CVcs.CL2026-07-24

Diffusion Models in Medical Image Inpainting: Challenges, Solution Taxonomy, and Future Directions

Arthur Dantas Mangussi, Joana Cristo Santos, Ricardo Cardoso Pereira, Ana Carolina Lorena, Mário A. T. Figueiredo, Pedro Henriques Abreu

Image inpainting aims to reconstruct missing or corrupted regions of an image while preserving as much as possible, visual and semantic consistency. In medical imaging, this task is particularly important because artifacts, missing information, and pathological alterations can co…

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arxivcs.LGstat.ME2026-07-20

Causal Discovery on Irregular Time Series

Martim Penim, Ricardo Ribeiro Pereira, Jacopo Bono, Hugo Ferreira, Mário A. T. Figueiredo, Pedro Bizarro

Causal discovery methods have shown strong performance in temporal systems, but they typically rely on regular and discrete lag structures, limiting their applicability to regularly sampled data. However, many real-world tasks require dealing with irregularly sampled streams of e…

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