Search Results for author: Marius G. Linguraru

Found 4 papers, 0 papers with code

DiCoM -- Diverse Concept Modeling towards Enhancing Generalizability in Chest X-Ray Studies

no code implementations22 Feb 2024 Abhieet Parida, Daniel Capellan-Martin, Sara Atito, Muhammad Awais, Maria J. Ledesma-Carbayo, Marius G. Linguraru, Syed Muhammad Anwar

In this context, we introduce Diverse Concept Modeling (DiCoM), a novel self-supervised training paradigm that leverages a student teacher framework for learning diverse concepts and hence effective representation of the CXR data.

Zero-Shot Pediatric Tuberculosis Detection in Chest X-Rays using Self-Supervised Learning

no code implementations22 Feb 2024 Daniel Capellán-Martín, Abhijeet Parida, Juan J. Gómez-Valverde, Ramon Sanchez-Jacob, Pooneh Roshanitabrizi, Marius G. Linguraru, María J. Ledesma-Carbayo, Syed M. Anwar

We demonstrate improvements in TB detection performance ($\sim$12. 7% and $\sim$13. 4% top AUC/AUPR gains in adults and children, respectively) when conducting self-supervised pre-training when compared to fully-supervised (i. e., non pre-trained) ViT models, achieving top performances of 0. 959 AUC and 0. 962 AUPR in adult TB detection, and 0. 697 AUC and 0. 607 AUPR in zero-shot pediatric TB detection.

Self-Supervised Learning

Quantitative Metrics for Benchmarking Medical Image Harmonization

no code implementations6 Feb 2024 Abhijeet Parida, Zhifan Jiang, Roger J. Packer, Robert A. Avery, Syed M. Anwar, Marius G. Linguraru

However, benchmarking the effectiveness of harmonization techniques has been a challenge due to the lack of widely available standardized datasets with ground truths.

Anatomy Benchmarking +2

Partitioned Shape Modeling with On-the-Fly Sparse Appearance Learning for Anterior Visual Pathway Segmentation

no code implementations5 Aug 2015 Awais Mansoor, Juan J. Cerrolaza, Robert A. Avery, Marius G. Linguraru

In this work, we propose a partitioned joint statistical shape model approach with sparse appearance learning for the segmentation of healthy and pathological AVP.

Segmentation

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