Deploying deep learning models on unseen medical imaging using adversarial domain adaptation

The fundamental challenge in machine learning is ensuring that trained models generalize well to unseen data. We developed a general technique for ameliorating the effect of dataset shift using generative adversarial networks (GANs) on a dataset of 149,298 handwritten digits and dataset of 868,549 c...

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Main Authors: Aly A. Valliani, Faris F. Gulamali, Young Joon Kwon, Michael L. Martini, Chiatse Wang, Douglas Kondziolka, Viola J. Chen, Weichung Wang, Anthony B. Costa, Eric K. Oermann
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9565422/?tool=EBI
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author Aly A. Valliani
Faris F. Gulamali
Young Joon Kwon
Michael L. Martini
Chiatse Wang
Douglas Kondziolka
Viola J. Chen
Weichung Wang
Anthony B. Costa
Eric K. Oermann
author_facet Aly A. Valliani
Faris F. Gulamali
Young Joon Kwon
Michael L. Martini
Chiatse Wang
Douglas Kondziolka
Viola J. Chen
Weichung Wang
Anthony B. Costa
Eric K. Oermann
author_sort Aly A. Valliani
collection DOAJ
description The fundamental challenge in machine learning is ensuring that trained models generalize well to unseen data. We developed a general technique for ameliorating the effect of dataset shift using generative adversarial networks (GANs) on a dataset of 149,298 handwritten digits and dataset of 868,549 chest radiographs obtained from four academic medical centers. Efficacy was assessed by comparing area under the curve (AUC) pre- and post-adaptation. On the digit recognition task, the baseline CNN achieved an average internal test AUC of 99.87% (95% CI, 99.87-99.87%), which decreased to an average external test AUC of 91.85% (95% CI, 91.82-91.88%), with an average salvage of 35% from baseline upon adaptation. On the lung pathology classification task, the baseline CNN achieved an average internal test AUC of 78.07% (95% CI, 77.97-78.17%) and an average external test AUC of 71.43% (95% CI, 71.32-71.60%), with a salvage of 25% from baseline upon adaptation. Adversarial domain adaptation leads to improved model performance on radiographic data derived from multiple out-of-sample healthcare populations. This work can be applied to other medical imaging domains to help shape the deployment toolkit of machine learning in medicine.
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spelling doaj.art-2a81c920dec8430abc753a92bfe4be4a2022-12-22T02:23:52ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-011710Deploying deep learning models on unseen medical imaging using adversarial domain adaptationAly A. VallianiFaris F. GulamaliYoung Joon KwonMichael L. MartiniChiatse WangDouglas KondziolkaViola J. ChenWeichung WangAnthony B. CostaEric K. OermannThe fundamental challenge in machine learning is ensuring that trained models generalize well to unseen data. We developed a general technique for ameliorating the effect of dataset shift using generative adversarial networks (GANs) on a dataset of 149,298 handwritten digits and dataset of 868,549 chest radiographs obtained from four academic medical centers. Efficacy was assessed by comparing area under the curve (AUC) pre- and post-adaptation. On the digit recognition task, the baseline CNN achieved an average internal test AUC of 99.87% (95% CI, 99.87-99.87%), which decreased to an average external test AUC of 91.85% (95% CI, 91.82-91.88%), with an average salvage of 35% from baseline upon adaptation. On the lung pathology classification task, the baseline CNN achieved an average internal test AUC of 78.07% (95% CI, 77.97-78.17%) and an average external test AUC of 71.43% (95% CI, 71.32-71.60%), with a salvage of 25% from baseline upon adaptation. Adversarial domain adaptation leads to improved model performance on radiographic data derived from multiple out-of-sample healthcare populations. This work can be applied to other medical imaging domains to help shape the deployment toolkit of machine learning in medicine.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9565422/?tool=EBI
spellingShingle Aly A. Valliani
Faris F. Gulamali
Young Joon Kwon
Michael L. Martini
Chiatse Wang
Douglas Kondziolka
Viola J. Chen
Weichung Wang
Anthony B. Costa
Eric K. Oermann
Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
PLoS ONE
title Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
title_full Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
title_fullStr Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
title_full_unstemmed Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
title_short Deploying deep learning models on unseen medical imaging using adversarial domain adaptation
title_sort deploying deep learning models on unseen medical imaging using adversarial domain adaptation
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9565422/?tool=EBI
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