Article 2026-04-23 posted v1

Explainable Deep Learning for Cardiac MRI: Multi-Stage Segmentation, Cascade Classification, and Visual Interpretation

V
Vitalii Slobodzian Khmelnytskyi National University
B
Barmak Oleksandr Khmelnytskyi National University
P
Pavlo Radiuk Khmelnytskyi National University
L
Liliana Klymenko Shupyk National Healthcare University of Ukraine
I
Iurii Krak Taras Shevchenko National University of Kyiv

Abstract

Cardiac MRI images are vital in diagnosing a range of heart diseases, yet standard solutions frequently struggle with inadequate region delineation, confusion among similar pathologies, and opaque decision-making processes. In this work, we aim to resolve these problems by introducing dedicated methods for careful region extraction, specialized classification, and metric-based interpretation. Our approach notably improves segmentation, achieving Dice coefficients of 0.974 for the left ventricle and 0.947 for the right ventricle—outperforming prior baselines. Classification results reach a 97% overall accuracy, substantially higher than reference architectures that only attained 72–84%. Furthermore, clinical relevance is enhanced through a structured output that pinpoints key anatomical and functional indicators. These findings suggest a reliable pipeline that refines MRI analysis and facilitates healthcare professionals making more informed decisions in real-world medical settings.

Citation Information

@article{vitaliislobodzian2026,
  title={Explainable Deep Learning for Cardiac MRI: Multi-Stage Segmentation, Cascade Classification, and Visual Interpretation},
  author={Vitalii Slobodzian and Barmak Oleksandr and Pavlo Radiuk and Liliana Klymenko and Iurii Krak},
  journal={Research Square},
  year={2026},
  doi={https://doi.org/10.21203/rs.3.rs-5930463/v1}
}
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