Search Results for author: Fabien Maldonado

Found 7 papers, 3 papers with code

Unsupervised Discovery of Clinical Disease Signatures Using Probabilistic Independence

no code implementations8 Feb 2024 Thomas A. Lasko, John M. Still, Thomas Z. Li, Marco Barbero Mota, William W. Stead, Eric V. Strobl, Bennett A. Landman, Fabien Maldonado

Insufficiently precise diagnosis of clinical disease is likely responsible for many treatment failures, even for common conditions and treatments.

Inter-vendor harmonization of Computed Tomography (CT) reconstruction kernels using unpaired image translation

no code implementations22 Sep 2023 Aravind R. Krishnan, Kaiwen Xu, Thomas Li, Chenyu Gao, Lucas W. Remedios, Praitayini Kanakaraj, Ho Hin Lee, Shunxing Bao, Kim L. Sandler, Fabien Maldonado, Ivana Isgum, Bennett A. Landman

In this study, we adopt an unpaired image translation approach to investigate harmonization between and across reconstruction kernels from different manufacturers by constructing a multipath cycle generative adversarial network (GAN).

Computed Tomography (CT) Generative Adversarial Network

Zero-shot CT Field-of-view Completion with Unconditional Generative Diffusion Prior

no code implementations7 Apr 2023 Kaiwen Xu, Aravind R. Krishnan, Thomas Z. Li, Yuankai Huo, Kim L. Sandler, Fabien Maldonado, Bennett A. Landman

Anatomically consistent field-of-view (FOV) completion to recover truncated body sections has important applications in quantitative analyses of computed tomography (CT) with limited FOV.

Computed Tomography (CT)

Time-distance vision transformers in lung cancer diagnosis from longitudinal computed tomography

1 code implementation4 Sep 2022 Thomas Z. Li, Kaiwen Xu, Riqiang Gao, Yucheng Tang, Thomas A. Lasko, Fabien Maldonado, Kim Sandler, Bennett A. Landman

In cross-validation on screening chest CTs from the NLST, our methods (0. 785 and 0. 786 AUC respectively) significantly outperform a cross-sectional approach (0. 734 AUC) and match the discriminative performance of the leading longitudinal medical imaging algorithm (0. 779 AUC) on benign versus malignant classification.

Lung Cancer Diagnosis Time Series Analysis

A Recurrent Neural Network Approach to Roll Estimation for Needle Steering

no code implementations13 Jan 2021 Maxwell Emerson, James M. Ferguson, Tayfun Efe Ertop, Margaret Rox, Josephine Granna, Michael Lester, Fabien Maldonado, Erin A. Gillaspie, Ron Alterovitz, Robert J. Webster III., Alan Kuntz

Steerable needles are a promising technology for delivering targeted therapies in the body in a minimally-invasive fashion, as they can curve around anatomical obstacles and hone in on anatomical targets.

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