Abstract
In this paper1, we proposed an explainable deep neural networks (DNN)-based method for automatic detection of COVID-19 symptoms from chest radiography (CXR) images, which we call 'DeepCOVIDExplainer'. We used 15,959 CXR images of 15,854 patients, covering normal, pneumonia, and COVID-19 cases. CXR images are first comprehensively preprocessed and augmented before classifying with a neural ensemble method, followed by highlighting class-discriminating regions using gradient-guided class activation maps (Grad-CAM ++) and layer-wise relevance propagation (LRP). Further, we provide human-interpretable explanations for the diagnosis. Evaluation results show that our approach can identify COVID-19 cases with a positive predictive value (PPV) of 91.6%, 92.45%, and 96.12%, respectively for normal, pneumonia, and COVID-19 cases, respectively, outperforming recent approaches.1Read longer version of this paper: https://arxiv.org/pdf/2004.04582.pdf
| Original language | English |
|---|---|
| Title of host publication | 2020 IEEE International Conference on Bioinformatics and Biomedicine (BIBM) |
| Subtitle of host publication | [Proceedings] |
| Editors | Taesung Park, Young-Rae Cho, Xiaohua Tony Hu, Illhoi Yoo, Hyun Goo Woo, Jianxin Wang, Julio Facelli, Seungyoon Nam, Mingon Kang |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1034-1037 |
| Number of pages | 4 |
| ISBN (Electronic) | 9781728162157 |
| DOIs | |
| Publication status | Published - 13 Jan 2021 |
| Event | 2020 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2020 - Virtual, Seoul, Korea, Republic of Duration: 16 Dec 2020 → 19 Dec 2020 |
Publication series
| Name | Proceedings - IEEE International Conference on Bioinformatics and Biomedicine (BIBM) |
|---|
Conference
| Conference | 2020 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2020 |
|---|---|
| Country/Territory | Korea, Republic of |
| City | Virtual, Seoul |
| Period | 16/12/20 → 19/12/20 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 16 Peace, Justice and Strong Institutions
Keywords
- Biomedical imaging
- COVID-19
- Deep learning
- Explainability
- Grad-CAM
- Layer-wise relevance propagation
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