Publications by authors named "S S Matta"

Domain generalization (DG) is a paradigm ensuring machine learning algorithms predict well on unseen domains. Recent computer vision research in DG highlighted how inconsistencies in datasets, architectures, and model criteria challenge fair comparisons. In the medical domain, the application of DG algorithms assumes an even more challenging task as medical data often exhibit significant variability due to diverse imaging modalities, patient demographics, and disease characteristics.

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The Psychiatric Consultation Service at Massachusetts General Hospital sees medical and surgical inpatients with comorbid psychiatric symptoms and conditions. During their twice-weekly rounds, Dr Stern and other members of the Consultation Service discuss diagnosis and management of hospitalized patients with complex medical or surgical problems who also demonstrate psychiatric symptoms or conditions. These discussions have given rise to rounds reports that will prove useful for clinicians practicing at the interface of medicine and psychiatry.

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Article Synopsis
  • AI improves the accuracy of lung nodule detection in chest X-rays (CXRs), with a notable increase in sensitivity and area-under-the-curve values when AI is used as a second reader.
  • The study involved 300 CXRs from various hospitals, where both radiologists and non-radiology physicians assessed the images once without and once with AI assistance.
  • Results showed a significant improvement in detecting nodules (sensitivity increased from 72.8% to 83.5%) while maintaining a similar level of specificity with and without AI.
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The Psychiatric Consultation Service at Massachusetts General Hospital sees medical and surgical inpatients with comorbid psychiatric symptoms and conditions. During their twice-weekly rounds, Dr Stern and other members of the Consultation Service discuss the diagnosis and management of hospitalized patients with complex medical or surgical problems who also demonstrate psychiatric symptoms or conditions. These discussions have given rise to rounds reports that will prove useful for clinicians practicing at the interface of medicine and psychiatry.

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Numerous Deep Learning (DL) classification models have been developed for a large spectrum of medical image analysis applications, which promises to reshape various facets of medical practice. Despite early advances in DL model validation and implementation, which encourage healthcare institutions to adopt them, a fundamental questions remain: how can these models effectively handle domain shift? This question is crucial to limit DL models performance degradation. Medical data are dynamic and prone to domain shift, due to multiple factors.

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