How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)

In the past years, deep neural networks (DNNs) have become popular in many disciplines such as computer vision (CV). One of the most important challenges in the CV area is Medical Image Analysis (MIA). However, adversarial attacks (AdAs) have proven to be an important threat to vision systems by sig...

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Main Authors: Theodore V. Maliamanis, Kyriakos D. Apostolidis, George A. Papakostas
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Biomedicines
Subjects:
Online Access:https://www.mdpi.com/2227-9059/10/10/2545
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author Theodore V. Maliamanis
Kyriakos D. Apostolidis
George A. Papakostas
author_facet Theodore V. Maliamanis
Kyriakos D. Apostolidis
George A. Papakostas
author_sort Theodore V. Maliamanis
collection DOAJ
description In the past years, deep neural networks (DNNs) have become popular in many disciplines such as computer vision (CV). One of the most important challenges in the CV area is Medical Image Analysis (MIA). However, adversarial attacks (AdAs) have proven to be an important threat to vision systems by significantly reducing the performance of the models. This paper proposes a new black-box adversarial attack, which is based οn orthogonal image moments named Mb-AdA. Additionally, a corresponding defensive method of adversarial training using Mb-AdA adversarial examples is also investigated, with encouraging results. The proposed attack was applied in classification and segmentation tasks with six state-of-the-art Deep Learning (DL) models in X-ray, histopathology and nuclei cell images. The main advantage of Mb-AdA is that it does not destroy the structure of images like other attacks, as instead of adding noise it removes specific image information, which is critical for medical models’ decisions. The proposed attack is more effective than compared ones and achieved degradation up to 65% and 18% in terms of accuracy and IoU for classification and segmentation tasks, respectively, by also presenting relatively high SSIM. At the same time, it was proved that Mb-AdA adversarial examples can enhance the robustness of the model.
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spelling doaj.art-aa7dbf01c1f8478bad744fef5c8705742023-11-23T23:04:50ZengMDPI AGBiomedicines2227-90592022-10-011010254510.3390/biomedicines10102545How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)Theodore V. Maliamanis0Kyriakos D. Apostolidis1George A. Papakostas2MLV Research Group, Department of Computer Science, International Hellenic University, 65404 Kavala, GreeceMLV Research Group, Department of Computer Science, International Hellenic University, 65404 Kavala, GreeceMLV Research Group, Department of Computer Science, International Hellenic University, 65404 Kavala, GreeceIn the past years, deep neural networks (DNNs) have become popular in many disciplines such as computer vision (CV). One of the most important challenges in the CV area is Medical Image Analysis (MIA). However, adversarial attacks (AdAs) have proven to be an important threat to vision systems by significantly reducing the performance of the models. This paper proposes a new black-box adversarial attack, which is based οn orthogonal image moments named Mb-AdA. Additionally, a corresponding defensive method of adversarial training using Mb-AdA adversarial examples is also investigated, with encouraging results. The proposed attack was applied in classification and segmentation tasks with six state-of-the-art Deep Learning (DL) models in X-ray, histopathology and nuclei cell images. The main advantage of Mb-AdA is that it does not destroy the structure of images like other attacks, as instead of adding noise it removes specific image information, which is critical for medical models’ decisions. The proposed attack is more effective than compared ones and achieved degradation up to 65% and 18% in terms of accuracy and IoU for classification and segmentation tasks, respectively, by also presenting relatively high SSIM. At the same time, it was proved that Mb-AdA adversarial examples can enhance the robustness of the model.https://www.mdpi.com/2227-9059/10/10/2545adversarial attackmedical image analysiscomputer visiondeep learningadversarial trainingrobustness
spellingShingle Theodore V. Maliamanis
Kyriakos D. Apostolidis
George A. Papakostas
How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
Biomedicines
adversarial attack
medical image analysis
computer vision
deep learning
adversarial training
robustness
title How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
title_full How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
title_fullStr How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
title_full_unstemmed How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
title_short How Resilient Are Deep Learning Models in Medical Image Analysis? The Case of the Moment-Based Adversarial Attack (Mb-AdA)
title_sort how resilient are deep learning models in medical image analysis the case of the moment based adversarial attack mb ada
topic adversarial attack
medical image analysis
computer vision
deep learning
adversarial training
robustness
url https://www.mdpi.com/2227-9059/10/10/2545
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